Simday: Travel eSIM & Data
Everyone
info
10+
Downloads
About this app
Get mobile data in 200+ countries — in 60 seconds. No SIM swap. No roaming charges.
Buy a plan, scan the QR code, and you're online on a local network the moment you land. No airport kiosks. No tiny SIMs. No surprise bill when you get home.
WHAT YOU GET WITH SIMDAY
◆ One-tap activation. Scan the QR, tap install, connect — in 60 seconds.
◆ 190+ countries covered. From Tokyo to Lisbon to São Paulo, buy data that works on local networks the moment you land.
◆ Unlimited data plans. Stream, map, video-call, and post without watching the counter.
◆ Phone number included. Get a number with eligible plans so you can receive calls and texts while abroad.
◆ 24/7 live support. Real humans, not chatbots. Help whenever, wherever.
◆ Plan flexibility. Pay-per-GB, regional bundles, or unlimited — pick what fits your trip.
HOW IT WORKS
1. Open Simday and pick your destination.
2. Choose a plan that fits your trip.
3. Install your eSIM with one tap.
4. Land, toggle on, and you're connected.
WHO SIMDAY IS FOR
- Vacationers who want to skip roaming charges
- Business travelers hopping between countries on one trip
- Digital nomads working from anywhere
- Students studying abroad
- Anyone who's ever hunted for a SIM kiosk at 2 AM
DEVICE COMPATIBILITY
Simday works on eSIM-compatible phones. Not sure if your phone supports eSIM? Tap "Check my device" in the app. It takes 5 seconds.
WHAT'S AN eSIM?
An eSIM is a digital SIM card built into your phone. No physical card to swap. No mailing. No waiting. You download your plan, and your phone connects to a local network wherever you are.
SUPPORT
Questions before you travel? Problems while you're abroad? Our support team answers 24/7 inside the app. Real people, real answers, any time zone.
Download Simday, pick your destination, and get online in 200+ countries before your plane lands.
ABOUT SIMDAY
Simday is developed and operated by Vast Travel LLC.
Buy a plan, scan the QR code, and you're online on a local network the moment you land. No airport kiosks. No tiny SIMs. No surprise bill when you get home.
WHAT YOU GET WITH SIMDAY
◆ One-tap activation. Scan the QR, tap install, connect — in 60 seconds.
◆ 190+ countries covered. From Tokyo to Lisbon to São Paulo, buy data that works on local networks the moment you land.
◆ Unlimited data plans. Stream, map, video-call, and post without watching the counter.
◆ Phone number included. Get a number with eligible plans so you can receive calls and texts while abroad.
◆ 24/7 live support. Real humans, not chatbots. Help whenever, wherever.
◆ Plan flexibility. Pay-per-GB, regional bundles, or unlimited — pick what fits your trip.
HOW IT WORKS
1. Open Simday and pick your destination.
2. Choose a plan that fits your trip.
3. Install your eSIM with one tap.
4. Land, toggle on, and you're connected.
WHO SIMDAY IS FOR
- Vacationers who want to skip roaming charges
- Business travelers hopping between countries on one trip
- Digital nomads working from anywhere
- Students studying abroad
- Anyone who's ever hunted for a SIM kiosk at 2 AM
DEVICE COMPATIBILITY
Simday works on eSIM-compatible phones. Not sure if your phone supports eSIM? Tap "Check my device" in the app. It takes 5 seconds.
WHAT'S AN eSIM?
An eSIM is a digital SIM card built into your phone. No physical card to swap. No mailing. No waiting. You download your plan, and your phone connects to a local network wherever you are.
SUPPORT
Questions before you travel? Problems while you're abroad? Our support team answers 24/7 inside the app. Real people, real answers, any time zone.
Download Simday, pick your destination, and get online in 200+ countries before your plane lands.
ABOUT SIMDAY
Simday is developed and operated by Vast Travel LLC.
Updated on
Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
You can request that data be deleted
What’s new
Welcome to Simday.
Your eSIM for 190+ countries in 60 seconds.
What's inside:
- Instant eSIM activation with QR scan
- Unlimited data plans on all major destinations
- Free included phone number on eligible plans
- 24/7 live human support, right inside the app
- Real-time data usage tracking
Heading somewhere and don't see it listed? Tell us in the app — we add destinations based on where you're going.
Your eSIM for 190+ countries in 60 seconds.
What's inside:
- Instant eSIM activation with QR scan
- Unlimited data plans on all major destinations
- Free included phone number on eligible plans
- 24/7 live human support, right inside the app
- Real-time data usage tracking
Heading somewhere and don't see it listed? Tell us in the app — we add destinations based on where you're going.
App support
About the developer
VAST TRAVEL, MAS ULIYATI CHEKLANGAN JAMIYATI
info@vast.uz
Toshkent shahri, Olmazor tumani, KICHIK XALQA YO LI KO CHASI
Tashkent
Uzbekistan
+998 90 944 22 00