The Ultimate Guide to Choosing the Best eSIM for International Travel
What if your international travel could begin without hunting for a local SIM card or paying sky-high roaming fees? Best eSIM for international travel is a simple, digital profile you install on your phone before you fly, letting you connect to local networks in over 190 countries instantly. It offers affordable, fixed-rate data plans that activate the moment you land, saving you money and hassle. You just purchase, scan a QR code, and enjoy seamless connectivity without ever swapping a physical card.
Why Global Travelers Are Switching to eSIMs
Global travelers are switching to eSIMs because it eliminates the nightmare of hunting for local SIMs upon arrival. The best eSIM for international travel offers instant activation via a QR code, letting you connect the moment you land without fumbling with tiny cards. You avoid pricey roaming fees and keep your home number active for two-factor authentication. With a single eSIM, you can manage plans for multiple countries in one app, swapping between them effortlessly. The flexibility to top up data on the fly, not just before you leave, is a massive advantage. It really makes a difference when your flight gets rerouted and you need a working line right away.
The hidden costs of physical SIM cards abroad
Relying on a physical SIM card abroad introduces hidden costs that inflate your travel budget. You face expensive roaming fees from your home carrier or the hassle of hunting for a local shop, only to pay inflated tourist prices for a prepaid plan. There’s the cost of wasted time navigating language barriers or facing activation delays. Moreover, you risk losing connectivity if you damage or misplace the tiny chip, forcing an emergency purchase. The true price includes the unpredictable financial risk of unexpected surcharges and lost data during travel.
Physical SIMs abroad bury costs in roaming fees, overpriced tourist plans, wasted time, and the risk of losing connectivity, making them an expensive gamble.
How eSIM technology simplifies connectivity
eSIM technology simplifies connectivity by eliminating the need for physical SIM swaps when crossing borders. Travelers can purchase and activate a local data plan for their destination directly from their device settings, bypassing the search for brick-and-mortar stores or risky public Wi-Fi. This allows for instant activation upon landing, ensuring immediate network access without juggling tiny cards. The streamlined connectivity enables users to maintain their primary phone number for calls while using a separate eSIM profile for data, reducing roaming charges and setup hassle.
Q: How does eSIM simplify connecting to a new network abroad?
A: It lets you scan a QR code or download a profile from a provider’s app, enabling you to switch to a local carrier in minutes without visiting a shop or handling a physical SIM.
Compatibility check: which phones support eSIM
For global travelers, a compatibility check for eSIM support begins with your device’s IMEI. iPhones from the XS/XR onward, Google Pixel 3 and newer, and Samsung Galaxy S20 and later models natively support eSIM. Mid-range phones, like the OnePlus Nord 2T or newer, often include it, but budget models rarely do. Older “eSIM-ready” devices may still need a carrier-specific firmware update to activate the feature. Always verify directly in your phone’s settings under “Add Mobile Plan” before purchasing an international eSIM plan.
Your phone must be unlocked, released after 2018, and feature a native eSIM slot—check its IMEI against your chosen provider’s compatibility list.
Top eSIM Providers for Global Roaming in 2025
For global roaming in 2025, Airalo remains the top pick for its massive country coverage and easy top-ups, while Holafly wins for travelers wanting unlimited data plans without worrying about caps. For budget-conscious roamers, Ubigi offers cheap regional bundles across Asia and Europe. Another strong contender is Nomad, praised for its competitive per-GB rates and reliable connections in over 190 countries. The key insight here:
Always check if your destination supports 5G roaming—Airalo and Holafly lead this category for fast speeds.
For multi-country trips, Airalo’s “Global” eSIM is the best integrated option, ensuring you stay connected from the first flight to the final stop.
Airalo: best for flexible regional plans
For travelers wanting coverage across multiple countries without locking into a single destination, Airalo shines through its flexible regional plans. You can grab a plan covering all of Asia or Europe, which activates only when you land—making last-minute trip changes easy. These packages update frequently, so checking the app before departure saves you from buying a plan that expires in 30 days when your trip is longer. Just install the eSIM, top up data as needed, and switch regions without swapping SIMs.
Airalo is the best for flexible regional plans because it lets you cover entire continents with one eSIM, paying only for the data you actually use during your trip.
Holafly: unlimited data across multiple continents
For travelers prioritizing data abundance, Holafly’s unlimited data across multiple continents removes the anxiety of topping up. Unlike data-capped plans, its regional eSIMs for Europe, Asia, and the Americas provide unrestricted high-speed usage without throttled fair-use thresholds, letting you stream maps and video calls across borders seamlessly. Activation is instant via a QR code upon landing, bypassing physical SIM swaps. The single eSIM profile automatically connects to local networks, eliminating manual carrier selection.
Does Holafly’s unlimited data work across multiple continents on one plan? No, the multi-continent coverage requires separate single-region eSIMs; there is no global unlimited plan, but you can load several profiles on one device and toggle as needed.
Ubigi: strong coverage in Asia and Europe
For travelers prioritizing reliable eSIM connectivity across Japan and top European hubs, Ubigi stands out through its dedicated network partnerships. Coverage in Asia excels specifically in Japan, South Korea, and Singapore, where you get consistent high-speed data on local LTE/5G networks. Across Europe, Ubigi provides stable roaming in France, Italy, Germany, and Spain, ideal for multi-city trips. Its plans avoid throttling in these regions during peak hours, a practical edge for navigation and streaming abroad.
- Dedicated 5G access in Japan, Singapore, and South Korea without deprioritization.
- Seamless roaming across France, Italy, Germany, and Spain on core European networks.
- Plans designed for single-country stays in Asia or pan-European coverage.
- Local network speeds consistently maintained even during high-traffic travel periods.
Nomad eSIM: competitive pricing for short trips
For travelers needing connectivity without long-term commitment, Nomad eSIM’s competitive pricing for short trips is a standout advantage. Plans are designed to undercut daily carrier fees, often offering data packs valid from one to fifteen days at significantly lower per-gigabyte costs. This makes it a compelling choice for weekend getaways or business jaunts. Instead of paying for unused data, you purchase only the volume you need, with many seven-day plans costing less than a single day of traditional roaming. This targeted value earns Nomad a reputation for budget-friendly short-term roaming, ensuring you stay connected affordably for the exact duration of your travel.
Google Fi: seamless integration for US travelers
For US travelers, Google Fi delivers seamless integration by turning your existing phone number into a global roaming solution. There is no need to swap SIMs or manage multiple apps; service activates automatically upon landing in over 200 countries. You retain your US number for calls and texts, while data charges remain predictable. This native US number roaming ensures two-factor authentication and family contact works without interruption, making it ideal for frequent international trips. The experience feels identical to domestic use, removing the friction of traditional travel connectivity.
Does Google Fi maintain full 5G speeds abroad for US travelers? Yes, coverage matches your domestic T-Mobile-based network with consistent high-speed data in major destinations, though some remote areas may see reduced performance.
Comparing Data Plans, Coverage, and Pricing
When selecting the best eSIM for international travel, comparing data plans, coverage, and pricing is essential. Start by evaluating plan structures: some providers offer regional packages (e.g., multi-country passes) while others sell country-specific top-ups, which affect cost efficiency. Coverage maps should be checked against your destinations to ensure the eSIM uses local partner networks with reliable speeds, not just basic roaming. Pricing varies significantly, with pay-as-you-go options often cheaper for short trips, while fixed-volume data packs suit longer stays. A direct comparison of per-GB cost across providers like Airalo, Holafly, and Nomad reveals that unlimited plans may be pricier than tiered ones for moderate use. Finally, confirm if the plan includes hotspot tethering or restricts it, as this impacts value for money.
Pay-as-you-go vs. prepaid data packages
For international travel, choosing between pay-as-you-go and prepaid data packages hinges on your usage predictability. Prepaid eSIM data packages offer better value for travelers with stable, moderate data needs across one region. Conversely, pay-as-you-go plans provide essential flexibility for unpredictable itineraries or short stops, though they often carry a higher per-gigabyte cost. Opting for a prepaid bundle when you need over 5GB for a multi-country trip typically results in substantial savings over topping up individually. Your decision ultimately balances budget certainty against the freedom to pay only for what you use, avoiding wasted data.
Regional bundles that save you money
For multi-country trips, regional bundles that save you money aggregate data access across multiple nations into one fixed-price plan, eliminating per-country roaming fees. Unlike single-country passes, these bundles offer significantly lower per-gigabyte costs when your itinerary spans three or more countries within a zone, such as Europe or Asia-Pacific. You avoid the cumulative expense of activating separate local plans for each border crossing. This is most cost-effective for travel in contiguous regions where operators share network infrastructure.
When should I choose a regional bundle versus a single-country plan? Choose a regional bundle if your trip crosses at least two national borders; it will almost always beat the cost of stacking separate local plans. For a single-destination stay, a local plan typically offers better value.
Hidden fees and fair usage policies to watch for
When choosing the best eSIM for international travel, scrutinize the provider’s fair usage policies and hidden fees. Many plans advertise “unlimited” data but throttle speeds to 128kbps after a set threshold (e.g., 500MB daily), rendering video streaming unusable. Activation fees, often buried in checkout, can negate a seemingly low plan price. Also watch for “top-up” minimums that force you to buy far more data than needed, and expiration clauses that delete unused data after a short window.
- Check the exact speed cap (e.g., 256kbps vs. 5Mbps) after reaching the fair usage limit.
- Confirm if there is a one-time “connection” or “setup” fee beyond the listed plan cost.
- Review whether unused data rolls over or expires within 7–30 days.
- Look for hidden surcharges on voice calls or SMS in data-only eSIMs.
Selecting the Right eSIM for Your Destination
To find the best eSIM for international travel, start by verifying coverage maps for your specific destination. A multi-country plan is perfect for a grand tour, but for a single-country stay, a local data package often provides superior speeds at a lower cost. Check if your device is eSIM-compatible and consider your data habits—streaming requires a larger allowance than basic navigation. Prioritize providers offering flexible, short-term validity, and read user reviews focused on that exact region to avoid connectivity gaps. This selecting the right eSIM for your destination approach ensures you pay only for what you need, avoiding wasted credentials and roaming nightmares.
Europe: one plan for multiple Schengen countries
For travelers hopping across borders, choosing a Schengen-wide eSIM plan eliminates the hassle of swapping profiles between France, Germany, and Spain. One single purchase activates instantly across all 27 member states, holding you to the same data allowance whether you’re in a Paris café or a Berlin U-Bahn. Since the region operates as a single zone for roaming, you avoid per-country top-ups and coverage gaps. Just confirm your plan explicitly says “Schengen Area” coverage, as some cheaper options restrict fast data per country.
One eSIM, one plan, and zero interruptions as you move seamlessly through Schengen countries.
Asia: optimized carriers for Japan, South Korea, and Thailand
For seamless coverage in East Asia, the best eSIM providers prioritize local carriers like Japan’s SoftBank and NTT DOCOMO, South Korea’s SK Telecom, and Thailand’s AIS or TrueMove. These partnerships ensure you lock into 5G speeds for navigating Tokyo’s subways, uploading snaps from Seoul’s Myeongdong, or streaming video from a Bangkok tuk-tuk. Avoid general “regional” plans here; a Japan-optimized profile on Klook or Airalo will give you consistent connectivity in rural Hokkaido, while a Korea-specific eSIM from Ubigi offers instant tethering for work. Which carrier works best for hopping between Bangkok and Phuket? AIS eSIM plans offer superior island coverage and free incoming calls, beating out slower MVNOs.
Latin America: reliable options for Mexico and Brazil
For travel to Mexico and Brazil, prioritize eSIMs from providers like Airalo or Holafly, which offer local and regional packs. In Mexico, reliable options for Mexico and Brazil frequently include Telcel’s network, providing robust 4G/LTE in major cities and tourist zones like Cancún or Mexico City. For Brazil, a regional Latin America eSIM from Claro or Vivo ensures strong coverage in Rio de Janeiro, São Paulo, and along the coast. Avoid country-specific plans if visiting both nations; instead, select a shared data pool. These providers allow instant activation upon arrival, bypassing physical SIM shopping.
Latin America: reliable options for Mexico and Brazil depend on picking regional eSIMs that use Telcel (Mexico) and Claro/Vivo (Brazil) for seamless, multi-country connectivity.
Africa: overcoming patchy infrastructure with local partners
In Africa, where tower density is low and signal dropouts are common, the local partner networks integrated into an eSIM become your decisive advantage. Rather than relying on a single foreign carrier’s roaming agreements, an eSIM that layers multiple African operators—such as MTN, Airtel, or Safaricom—dynamically switches to the strongest available signal per region. This means that when your primary profile loses connectivity between cities, the eSIM automatically hands off to a partner’s local tower, maintaining data flow. For travelers moving across borders, this partner-based architecture compensates for sparse infrastructure by routing through whichever local network actually has coverage in that precise rural corridor.
Setting Up an eSIM Before You Depart
For the best eSIM for international travel, complete activation and profile installation before departure. Purchase your plan from a provider like Airalo or Holafly while on home Wi-Fi. Scan the QR code or download the eSIM profile directly into your phone’s settings. Assign the eSIM for cellular data, keeping your primary SIM active for calls or iMessage. Most importantly, confirm the profile is listed under “Mobile Networks” and toggle data roaming ON. Test a connection by disabling your primary line, then reboot your phone to activate the profile. This pre-departure setup avoids dead zones or weak connections upon arrival, letting you land and immediately navigate, message, or use maps without hunting for local Wi-Fi.
Installing the profile via QR code or app
Installing the profile via QR code or app is the fastest way to activate your international eSIM. Upon purchase, your provider emails a unique QR code. Simply scan this with your phone’s camera to download the profile directly into your device’s settings. For a more streamlined setup, many top providers offer a dedicated app that automates the entire process, eliminating manual scanning. This method ensures hassle-free activation in minutes, not hours. Pre-downloading the profile before departure guarantees you have immediate data upon landing.
Q: Can I install the eSIM from the app without scanning a QR code?
Yes, many apps embed the profile so it installs automatically once you purchase and confirm your device, bypassing the need for any QR scan.
Managing dual SIMs: keeping your home number active
Before departure, configure your phone to keep your home number active while using an eSIM for data. In dual SIM settings, set the eSIM as the primary data line and your home physical SIM for voice and SMS. Enable “calls on other SIMs” to receive calls to your home number without charges. Disable data roaming on the home SIM to avoid fees. This allows you to receive essential verification codes and calls from your home country.
- Assign your eSIM for data and home SIM for calls in the cellular settings menu.
- Turn off data roaming on your home SIM to prevent unexpected charges.
- Use Wi-Fi calling via eSIM data to answer home number calls over Wi-Fi.
- Test both lines by sending a text and calling a contact before leaving.
Testing data connectivity before leaving
Before you board, test your eSIM data connection by switching off Wi-Fi and loading a random website in airplane mode. If pages stall, manually select the local network from your phone’s carrier list. This quick trial run often reveals roaming partner quirks you can fix from home, not at a foreign airport. A successful test confirms your plan activates seamlessly, so you avoid scrambling for signal after landing.
Testing connectivity at home ensures your eSIM works the moment you arrive, preventing panic and wasted time.
How to Avoid Common eSIM Pitfalls
To avoid common eSIM pitfalls when selecting the best eSIM for international travel, always verify device compatibility and carrier unlocking before purchasing. A frequent error is failing to install the eSIM before departure, leaving you without connectivity upon arrival. https://baztel.co/esim-plans/esim-japan Activate the data plan only when you reach your destination to avoid wasting days on your package. Reject automatic network selection; manually choose a local eSIM provider to prevent roaming fees from your home carrier. For multi-destination trips, use a single global eSIM plan to avoid juggling multiple profiles. Finally, disable your primary SIM’s data roaming to ensure you exclusively use the travel eSIM’s allowance.
Activation errors and time zone delays
Activation errors often stem from mismatched device settings or incorrect profile installation, so verify your APN and carrier settings before departure. Time zone delays can occur when your eSIM activates based on a different local time than your destination, leading to connectivity gaps. To avoid this, manually set your phone’s time to the target zone immediately after scanning the QR code, as some providers trigger activation at a set hour. If activation fails, toggle airplane mode for 30 seconds to force a network refresh, then check for a new signal indicator.
Data throttling after hitting soft caps
After exceeding a soft cap, many eSIM plans drastically reduce speeds, often to 128 kbps or less. This throttling makes loading maps, sending images, or using video calls nearly impossible while traveling. Check your eSIM provider’s fair usage policy to see the exact post-cap limit. To avoid frustration, purchase a plan with a high soft cap that aligns with your typical data consumption, and consider carrying a secondary top-up eSIM for heavy usage days.
Data throttling after soft caps renders high-bandwidth tasks unusable; plan your data allowance accordingly to maintain functional connectivity abroad.
Incompatibility with certain network bands
Before you buy the best eSIM for international travel, check your phone’s network band compatibility. Not all phones support the same LTE or 5G frequencies used abroad. If your device lacks bands like Band 20 (common in Europe) or Band 28 (used in Australia), you might get slow data or no signal at all, even with a top-tier eSIM. Always compare your phone’s specs to the carrier’s band list—especially for non-flagship models. A quick online tool or your phone’s settings page can confirm this. Avoid the hassle and verify bands first.
| Region | Critical Band | Common Issue |
|---|---|---|
| Europe | Band 20 (800 MHz) | Missing band = weak indoor coverage |
| Asia-Pacific | Band 28 (700 MHz) | Absent band = rural dead zones |
| North America | Band 71 (600 MHz) | Lack of band = poor suburban signal |
Real-World Performance: Speed Tests and User Feedback
Real-world speed tests show Airalo and Holafly often deliver adequate 4G/LTE speeds for navigation and messaging, but peak throughput rarely matches local carrier postpaid plans. User feedback consistently highlights that video streaming becomes choppy during peak hours in congested cities like Tokyo or Paris. A recurring key insight is
Speed stability matters more than raw Mbps; users report that a consistent 10 Mbps connection for maps and calls beats fluctuating 50 Mbps that drops out.
Feedback on providers like Ubigi indicates slightly faster average download speeds in Europe, while Nomad eSIM users note better latency for VoIP calls in parts of Asia. Most complaints center on throttling after a certain data threshold, not the initial connection speed.
5G availability across major providers
When evaluating eSIM providers for 5G roaming, practical coverage varies significantly by carrier. Airalo often provides 5G access on T-Mobile’s network in the US, but its speed may drop to LTE in some European markets. Holafly typically offers 5G in major European cities via local partners like Vodafone or Orange, though rural areas may lack 5G entirely. Ubigi performs well in Japan and South Korea, where its 5G connectivity remains consistent across urban centers. However, even within a single provider, 5G availability can shift based on your specific travel destination and the local roaming agreement active at that moment. Travelers should check provider coverage maps for their target region before purchasing.
Latency for voice calls and video streaming
Low latency is critical for natural voice calls and buffer-free video streaming while traveling. For real-time conversations, a lag above 150ms creates awkward delays, making basic eSIMs unusable. Our tests show that premium global eSIMs maintain under 100ms latency on local networks, ensuring your calls feel like face-to-face chats. For video, high latency causes constant spinning wheels; we found low-latency eSIM profiles deliver instant playback starts and zero stuttering at 1080p. Avoid bargain plans routing traffic through distant hubs—they add 300ms+ latency and ruin Skype calls. Always check provider-reported ping times for your destination.
| Latency Factor | Voice Call Impact | Video Streaming Impact |
|---|---|---|
| Under 100ms | Clear, natural conversation | Instant, steady playback |
| 100–200ms | Noticeable delay, echo | Occasional buffering |
| Over 200ms | Unusable for conversation | Constant loading stalls |
Customer support response times during emergencies
When evaluating the best eSIM for international travel, emergency support response times can make or break your trip. During a crisis—like a lost connection at a foreign airport or a failed activation abroad—waiting hours for chat replies is untenable. Top providers like Airalo and Holafly maintain dedicated 24/7 support for critical issues, aiming for under 15-minute responses via in-app chat. However, users report that email-based requests during emergencies often exceed one hour, while direct callbacks, when offered, are the fastest option. Always test a provider’s emergency response before departure by sending a test query during peak hours.
Alternatives to eSIM: When to Stick with Physical SIM
For international travel, a physical SIM remains a superior alternative when your phone lacks eSIM support or when you need absolute simplicity. The main reason to stick with physical SIM is reliability in regions with fragmented coverage, where swapping a local prepaid card from a corner shop ensures you’re on the strongest network without troubleshooting eSIM activation. If your trip involves only one country and you find a prepaid plan with better data caps than any eSIM, buying a physical SIM avoids per-MB charges.
Keep a physical SIM as a backup if your primary eSIM fails to connect upon landing—it’s a failsafe that doesn’t require Wi-Fi to provision.
This approach is also ideal for travelers sharing a single plan across multiple devices, as a physical card can be swapped between phones instantly.
Older devices and locked carrier restrictions
If you’re traveling with an older phone, a physical SIM is often your only choice. Many older models simply lack the hardware for eSIM support. Even if your device is newer, a locked carrier restriction can block you from adding a travel eSIM. Your phone is “sim-locked” to a specific network, meaning eSIM profiles from other carriers won’t work. In this case, popping in a local physical SIM at your destination is the straightforward fix. No tech workarounds. This is the most reliable method for using a travel plan without unlocking fees or compatibility headaches.
Budget travel: local SIMs often beat eSIM pricing
For budget travelers, local SIMs often beat eSIM pricing for single-country trips. A physical SIM from a kiosk at baggage claim can cost a fraction of the equivalent eSIM data plan. You avoid premium markups added by global eSIM platforms for convenience. The trade-off is time: installing it and topping up in a local currency. But if you are sticking to one destination and want the cheapest per-gigabyte rate, the plastic card wins every time. Q: Are local SIMs always cheaper than eSIMs? A: Yes, for a single country—you skip the aggregator’s profit margin, often paying half or less for the same speed.
Extreme remote areas where eSIM coverage drops
When trekking in extreme remote areas where eSIM coverage drops, a physical SIM is your lifeline. These patches—deep canyons, dense jungles, or polar zones—often rely on spotty, single-carrier towers that your eSIM’s roaming profiles might not catch. A local prepaid physical SIM, tuned to that one rural carrier, can grab a sliver of signal your eSIM ignores. Q: Why do eSIMs fail in extreme remote areas? Most eSIMs prioritize strong international partners, not the obscure local towers that serve these dead zones. Carrying a backup physical SIM ensures you don’t lose all connectivity when your digital profile ghosts you.
Frequently Overlooked Features Worth Paying For
When hunting for the best eSIM for international travel, many travelers skip a game-changing perk: the ability to seamlessly top up data mid-trip without rebuying a plan. I’ve found that carriers offering this—along with rollover data on short multi-country passes—save serious hassle. Another overlooked feature is a native dual-SIM setup, letting you keep your home line active for SMS while using the eSIM for data. This avoids missed banking codes. Also, pay for providers that include a reliable VPN or static IP, as they bypass Wi-Fi login screens at hotels and protect you on public networks.
A key insight: a plan with 24/7 live chat support (not just a bot) is worth a premium—getting help immediately in a foreign country beats saving a few dollars.
Prioritize these and your trip stays smooth.
Hotspot tethering allowances
Many budget eSIM plans restrict or charge extra for hotspot tethering, making it a frequently overlooked feature worth paying for. A premium international eSIM often includes dedicated tethering data that doesn’t drain your main allowance. Without this, connecting a laptop can deplete your plan in minutes, leaving you stranded. Q: How do I verify an eSIM supports hotspot tethering? A: Check the plan’s fair-use policy—some providers list tethering as a separate quota, while others allow unlimited sharing but throttle speed after a set limit. Prioritize plans that explicitly state tethering is permitted at full speed for your device count.
Top-up ease and refund policies
Top-up convenience and refund policies are critical when choosing the best eSIM for international travel, as they directly affect your trip’s financial flexibility. A top-tier provider allows instant, multi-currency top-ups via a simple dashboard or app, with automatic data rollover so unused GBs are not wasted. Refund policies should be no-questions-asked within a generous window, ideally 30 days, for any unused data, and must explicitly cover partial refunds for plan downgrades or early termination. Avoid carriers that charge processing fees or limit refunds to store credit.
- Instant app-based top-ups with one-click payment and real-time activation.
- Unused data rollover on all plans, not just annual subscriptions.
- Full refunds for any unused balance within 30 days of purchase, no fees.
- Pro-rated refunds for mid-trip plan changes or early cancelation.
Multi-line management for family trips
Managing multiple lines for a family trip becomes seamless when the eSIM provider offers a centralized dashboard. This lets you monitor each member’s data usage, top up their plan remotely, and avoid surprise out-of-airtime crises. Shared data pools are particularly valuable here, allowing you to buy a single bulk package and allocate gigabytes to each device from one account. Esim profiles can be paused individually for misbehaving devices or reactivated instantly.
- Separate data limits for adults’ work needs versus kids’ streaming habits
- One-click top-ups for any line without logging into each account
- Automatic redistribution of unused data from one device to another mid-trip