An eSIM (embedded SIM) is a digital SIM built into your phone. You download a mobile plan as software — no plastic card to insert — and get the same cellular data connection as a physical SIM. ByeRoaming travel eSIMs are prepaid data plans you install by QR code or iPhone quick install, then enable when you land. How it differs from a physical SIM - No store visit or card swap when you change countries - You can keep your home SIM for calls/SMS while using travel data - Multiple eSIM profiles can sit on one unlocked, eSIM-capable phone Next steps: Check which devices support eSIM, then browse destinations or install guides for iPhone and Android.

Which devices support eSIM?

ByeRoaming eSIMs work on unlocked phones that support eSIM: typically iPhone XS and newer, Google Pixel 3 and newer, Samsung Galaxy S20 and newer, and many other recent Androids. Carrier-locked phones may block eSIM installs even if the hardware supports it. Quick check 1. iPhone: Settings → Cellular (or Mobile Data) → look for Add eSIM / Add Cellular Plan. 2. Android: Settings → Network & Internet (or Connections) → look for Add mobile plan / Download a SIM instead. 3. Confirm the phone is unlocked with your home carrier before travel. More detail: How to check if your device supports eSIM. Ready to install? iPhone · Android.

What countries/regions are covered?

We offer eSIM coverage in over 200 countries and regions worldwide. Our network includes major destinations across all continents, ensuring you stay connected wherever you travel. Coverage varies by plan type - some plans cover specific countries, while others offer regional or global coverage.

Why is my eSIM not working?

If your ByeRoaming eSIM shows no bars or no data, start with line and roaming settings: enable the travel eSIM, set it as the cellular data line, turn on Data Roaming for that line only, then toggle Airplane Mode. Most “installed but offline” cases are fixed by those steps or by manual network selection. Checklist 1. Confirm the travel eSIM is on and selected for Cellular Data. 2. Enable Data Roaming on the travel line (not necessarily on your home SIM). 3. Toggle Airplane Mode on/off, or restart the phone. 4. Verify you are in a covered country for that plan (destinations). 5. Check the plan has not expired and still has data. 6. Try manual network selection if the phone stays on “No service”. 7. Reinstall only as a last resort — some profiles cannot be reused after deletion. Still stuck? Contact support. Install guides: iPhone · Android.

How does an eSIM work?

An eSIM works like a traditional SIM, but the carrier profile is downloaded over the internet. After you buy a ByeRoaming plan, you install the profile (QR or App quick install) while on Wi‑Fi. When you enable the travel line abroad, your phone attaches to a local partner network and uses prepaid data. 1. Purchase a country or regional plan in the ByeRoaming App. 2. Install the eSIM over Wi‑Fi before you rely on it. 3. On arrival, turn on the travel eSIM for cellular data (and Data Roaming on that line if prompted). 4. For most plans, validity starts on first local network connection — not at purchase. See When does my eSIM validity start? and Japan eSIM for a destination example.

Can I use an eSIM on multiple devices?

No — each ByeRoaming eSIM plan is for one device. After you install the profile on a phone, you generally cannot move the same plan to a second phone. Buy a separate plan for each traveler or device. You can still install multiple different eSIM plans on one compatible phone (up to the device limit) and switch which line uses cellular data. Hotspot lets other devices share that phone’s connection without a second eSIM. If install fails after a device change, see Why is my eSIM not working?.

What data plans are available?

We offer a variety of data plans to suit different needs: - Local plans for specific countries - Regional plans covering multiple countries in a region - Global plans for worldwide coverage Plans vary in data amount (from 1GB to unlimited) and validity period (from 7 days to 30+ days).

Why should I use an eSIM instead of a physical SIM?

Travel eSIMs are faster to activate than airport SIM counters, avoid home-carrier roaming surprises, and let you keep your home number for SMS/2FA while using local data. ByeRoaming plans are prepaid with transparent catalog prices, personal hotspot support, and install via QR or iPhone quick install. Compared with a local physical SIM: no queueing for a kiosk, no plastic to lose, and you can install before you fly. Compared with hotel Wi‑Fi alone: you stay online in transit, maps, and rideshares. Browse destinations for starting prices.

Will using an eSIM affect my existing SIM card?

No. eSIM and physical SIM cards can be used simultaneously. You can configure multiple mobile plans on your device and switch between them as needed. This is very convenient for frequent travelers.

How to install an eSIM on iPhone

Install your ByeRoaming eSIM on iPhone over Wi‑Fi before you travel: open the ByeRoaming App (or your purchase email), choose QR install or iPhone quick install, then keep the travel line ready to enable when you land. You need an unlocked, eSIM-capable iPhone (typically iPhone XS or newer). Install with QR code 1. Connect to Wi‑Fi. 2. Open Settings → Cellular (or Mobile Data). 3. Tap Add eSIM / Add Cellular Plan. 4. Choose Use QR Code and scan the code from the ByeRoaming App or email. 5. Follow the prompts, label the plan (e.g. "Travel Data"), and leave your home line as default for calls if you want. 6. Keep the travel eSIM installed; turn on Cellular Data for that line after you arrive. Install with iPhone quick install (App) 1. Open the ByeRoaming App on your iPhone while on Wi‑Fi. 2. Open your purchased plan and choose the quick-install / one-tap install option when offered. 3. Confirm the system eSIM install sheet, then label the plan. 4. After landing, enable the travel eSIM fo

When does my eSIM validity start?

For most ByeRoaming data plans, validity starts when the eSIM first connects to a local network in the destination — not when you purchase or install. You can buy and install over Wi‑Fi before your trip; the countdown (7, 15, 30 days, etc.) usually begins after you land and attach to a partner network. What to do 1. Install before you fly (Wi‑Fi required for download). 2. Keep the travel line ready but idle until you arrive (unless a specific plan says otherwise at purchase). 3. On arrival, enable the travel eSIM for cellular data. 4. Check the plan card in the ByeRoaming App for the exact duration and any exceptions. When data runs out, see What happens when my eSIM data runs out?. Destination example: Japan eSIM.

Yes, eSIMs use encrypted provisioning and are as secure as traditional SIMs. Since eSIM is digital, it is harder to copy or steal than physical SIM cards. Your data and personal information are protected with advanced encryption technology.

What if my device doesn't support eSIM?

If your device doesn't support eSIM, you may need to consider upgrading to an eSIM-compatible device or using traditional physical SIM card services.

How to install an eSIM on Android

Install your ByeRoaming eSIM on Android over Wi‑Fi before you travel: open Settings, add a mobile plan, scan the QR code from the ByeRoaming App or email, then enable the travel line for data when you land. You need an unlocked, eSIM-capable Android phone. Install with QR code 1. Connect to Wi‑Fi. 2. Open Settings → Network & Internet (or Connections). 3. Tap SIMs / Mobile network → Add mobile plan / Download a SIM instead. 4. Scan the ByeRoaming QR code (or enter the activation code manually). 5. Follow the prompts and name the plan (e.g. "Travel Data"). 6. After landing, set the travel eSIM as the data line and turn on roaming for that SIM if prompted. Tips Menu names vary by Samsung, Pixel, and other OEMs — search Settings for "eSIM" or "Add mobile plan" if paths differ. Keep your home SIM for calls/SMS if you want. Validity for most plans starts on first local network connection. iPhone steps: How to install an eSIM on iPhone. Problems: Why is my eSIM not working?.

Can I use the eSIM in multiple countries?

It depends on your plan type. Regional plans allow you to use the eSIM in multiple countries within a specific region (e.g., Europe, Asia). Global plans provide coverage across multiple countries worldwide. Local plans are typically limited to a single country. Check your plan details for specific coverage information.

What happens when my eSIM data runs out?

When your eSIM data runs out, you can choose to purchase additional data packages or buy a new eSIM plan. You can easily manage all your eSIM plans on our platform. Some plans support data top-ups, while others require purchasing a new plan.

When does my eSIM expire?

eSIM expiration depends on your plan: - With the exception of a few data plans, the majority of data plans will only begin counting usage once customers make their first connection to the local network - This means your validity period typically starts when you first connect to the network in your destination, not when you purchase the plan - Check your plan details for specific expiration information - Validity periods vary by plan (e.g., 7 days, 15 days, 30 days) - Once expired, the eSIM cannot be used, but you can purchase a new plan - Check expiration dates in your device settings

Do I need Wi‑Fi to install my eSIM?

Yes. Installing a ByeRoaming eSIM requires an internet connection to download the profile — use Wi‑Fi (or another stable connection) before you travel. After the eSIM is installed, you do not need Wi‑Fi to use cellular data abroad on the destination network. Practical tip: Install at home or at the airport Wi‑Fi before you land. For most plans, validity starts on first local network connection, not at install. Next: How to install an eSIM on iPhone · Android · When does validity start?.

How do I switch to my travel eSIM for data?

After you land, set the ByeRoaming travel eSIM as the line used for cellular data, while you can keep your home SIM for calls and SMS. iPhone 1. Settings → Cellular (Mobile Data). 2. Under Cellular Data, select your ByeRoaming / Travel line. 3. Leave Default Voice Line on your home SIM if you want calls/SMS there. 4. Open the travel line and turn on Data Roaming if prompted. Android 1. Settings → Network & Internet → SIMs (or Connections → SIM manager). 2. Set the ByeRoaming eSIM as the preferred SIM for mobile data. 3. Enable roaming for that SIM if required. If you still have no data, see Should I turn on Data Roaming? and Why is my eSIM not working?.

Should I turn on Data Roaming for my travel eSIM?

Yes for the travel eSIM line. Many phones need Data Roaming enabled on the ByeRoaming line so it can attach to partner networks abroad. Turn roaming on for the travel eSIM only — keep Data Roaming off on your home SIM to avoid surprise home-carrier roaming charges. iPhone: Settings → Cellular → [Travel eSIM] → Data Roaming → On. Android: Settings → Mobile network / SIM → [Travel eSIM] → Roaming → On. This is one of the most common fixes when an eSIM is installed but shows no internet. Also confirm the travel line is selected for Cellular Data: How do I switch to my travel eSIM for data?.

What does “Unable to Activate eSIM” mean on iPhone?

“Unable to Activate eSIM” on iPhone usually means the download or carrier activation failed — often due to no Wi‑Fi, a carrier lock, an already-used QR code, or a temporary carrier/Apple provisioning issue. Try this 1. Connect to stable Wi‑Fi (not captive hotel portals if possible). 2. Confirm the iPhone is unlocked and supports eSIM (XS or newer). 3. Restart the iPhone, then retry Add eSIM / the ByeRoaming quick install. 4. If the QR was already scanned on another device, it may not work again — contact support for a replacement if eligible. 5. Remove a failed incomplete plan from Cellular settings only if support advises it, then retry. 6. Update iOS and retry without a VPN. Still blocked? Contact support with your order ID. Related: Why is my eSIM not working? · Install on iPhone.

How do I keep my home number while using a travel eSIM for data?

Use dual-SIM: keep your home SIM (or home eSIM) active for calls and SMS, and set the ByeRoaming travel eSIM as the Cellular Data line only. That way 2FA texts and calls can still reach your home number while maps and apps use travel data. 1. Install the ByeRoaming eSIM (do not delete your home line). 2. Set Cellular Data / mobile data to the travel eSIM. 3. Set voice / SMS default to your home line. 4. Turn Data Roaming on for the travel line; leave it off for the home line. See How do I avoid roaming charges on my home SIM?.

How do I avoid roaming charges on my home SIM?

Use the ByeRoaming travel eSIM for cellular data and disable Data Roaming on your home SIM. Your home carrier can still charge if the home line is allowed to roam for data. Checklist 1. Set Cellular Data to the ByeRoaming travel eSIM. 2. Turn Data Roaming off on the home SIM. 3. Turn Data Roaming on only on the travel eSIM. 4. Optional: turn off the home line for data entirely, or enable Low Data Mode / disable mobile data for the home SIM. 5. Confirm you are not enrolled in an automatic international day pass you do not want. Calls and SMS on the home line may still incur charges depending on your home plan — check with your carrier. Setup help: Keep home number with travel eSIM.