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About
Prepare for international travel with a secure eSIM service. Get data for Japan, Vietnam, the US, and more without traditional roaming. Easily activate, gift, recharge, and register eSIMs directly within the app for a seamless travel experience.
✓Secure eSIM for international data
✓No traditional roaming needed
✓Instant activation without SIM card
✓Pre-departure activation check
✓Easy gifting to travel partners
✓Real-time data top-up
✓365-day customer support
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What's New in 모비
1.1.56
September 18, 2026
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FAQ
What is mobi's primary function?
mobi provides a secure eSIM service for international travel, allowing users to access data in various countries without traditional roaming. It simplifies data preparation for trips abroad.
Can I use mobi without creating an account?
Yes, you can prepare your eSIM directly without logging in. Simply select your desired international eSIM plan and authenticate your phone number and email for immediate QR code issuance.
How does mobi help prevent travel data issues?
mobi offers a 'pre-departure activation check' feature. You can register your eSIM QR code in Korea before leaving, confirming its activation status to prevent delays or connection problems upon arrival.
Is it possible to gift an eSIM through mobi?
Yes, mobi allows you to easily gift eSIMs to travel companions. You can select a contact, add a message, and the recipient can automatically register the eSIM without needing to sign up separately.
What happens if I run out of data while traveling with mobi?
If you need more data while abroad in countries like Japan or the US, you can instantly recharge your existing eSIM directly through the app. This allows continuous usage without needing to swap SIM cards.
Does mobi offer customer support for eSIM issues?
Yes, mobi provides 365-day customer support for any issues you encounter, such as connection problems or setup difficulties while abroad. This ensures peace of mind for first-time eSIM users.
What is the user rating for mobi?
mobi has a user rating of 4.0 stars based on 27 ratings, indicating generally positive user experiences with the service.
On which devices can I use mobi?
mobi is currently supported on iPhones. The app is designed for iOS devices, ensuring a consistent experience for iPhone users traveling internationally.