# One Sim — Travel internet. No roaming. > Global eSIM for travel with regional data packages and no reinstallation. (iPhone/iPad app by Horizon Digital Ventures L.L.C..) - Source: https://appshunter.io/ios/app/one-sim/id6748266546 (this page in markdown: same URL + `.md`) - Developer: [Horizon Digital Ventures L.L.C.](https://appshunter.io/developer/1824892852) - Category: Travel, Utilities - Price: Free - Rating: 4.90/5 from 7 App Store ratings · 13 written reviews indexed - Age rating: 4+ - Requires: iOS 15.4 · 65 MB - Languages: American English - Released: 2025-09-27 - Data updated: 2026-08-25 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/one-sim/id6748266546/reviews.md ## What is One Sim? With onesim, you install your eSIM once and never again. Every time you buy a new data package, it’s instantly ready to use - no reinstallation, no QR codes, no roaming headaches. Whether you’re exploring Europe, heading across the Americas, or venturing into Asia, onesim keeps you connected with reliable data in every country you visit. Stay online for maps, messaging, and memories - all with a single data plan. Why travelers love onesim: • One eSIM - install once and you’re set • One data package per region - Traveling to Europe? Purchase one data package and you’re covered wherever you go! • Seamless coverage - stay online as you cross countries • Fast 4G/5G data - perfect for maps, chat, and travel apps ## Key features - Install eSIM once - Regional data packages - Seamless cross-country coverage - Fast 4G/5G data - No QR codes or reinstallation ## Recent user reviews (10 of 13) All indexed reviews: https://appshunter.io/ios/app/one-sim/id6748266546/reviews.md ### 1/5 — 0-10 *2026-07-30* Ein Stern ist sogar zu viel da ich es extra für Kosovo gekauft habe und genau da habe ich kein Internet ### 1/5 — Artan *2026-07-29* Zu teuer ### 5/5 — Internet *2026-07-23* Sehr gut ### 3/5 — Internet Verbindung *2026-07-18* Teilweise funktioniert es ganz ok aber Bosnien würde ich sagen eher schlecht/ Kosovo und Montenegro genau das selbe ### 5/5 — Sehr zufrieden *2026-07-12* Hab erst jetst gefunden, hab das benutzt ab Deutschland bis Mazedonien und úberall gibt es signale. Sehr gutes preis und gutes Qualität! Empfehle ich gerne weiter! ### 5/5 — Used it once, will use it always *2026-07-12* Super user friendly, works literally everywhere and the best prices compared to other options in the market. ### 5/5 — Great *2026-07-11* The app downloaded and set up perfectly. No errors while i was in germany ### 1/5 — Shum shtrejtë për Kosovë *2026-06-26* Në Europë 19 euro 20 gb a në Kosovë 22 euro 10 gb , ja u pshurrsha nerën ### 5/5 — Super fast esim *2026-06-25* I dont think i will ever change this esim again, its the best ### 5/5 — Superb ⭐️ *2026-06-23* Besuche jedes Jahr meine Familie im Balkan, und onesim ist echt Gold wert. eSIM schon vor der Landung startklar, Aufladen geht in Sekunden, und viel billiger als Roaming. Sehr zu empfehlen! ## Frequently asked questions about One Sim ### How does One Sim work for travelers? One Sim allows you to install your eSIM once and then purchase regional data packages. This means you can travel across multiple countries within a region with a single data plan, without needing to reinstall or scan QR codes. ### What kind of data speeds does One Sim offer? One Sim provides fast 4G/5G data, which is ideal for using navigation apps, staying in touch via messaging, and accessing other travel-related applications while abroad. ### Is One Sim available on all devices? Based on the provided information, One Sim is supported on iPhones and iPods. It is not specified if it is available on Android devices. ### How often is One Sim updated? The latest version of One Sim was released on June 9, 2026, indicating recent development activity. This suggests the app is actively maintained and updated. ### What is the age rating for One Sim? One Sim has an age rating of 4+, making it suitable for users of all ages. This indicates no mature content is present within the application. ### Does One Sim have ads? No, One Sim does not contain advertisements. The app is listed as free and does not have an 'hasAds' flag set to true. ### What is the user rating for One Sim? One Sim has a rating of 4.0 stars based on one review. This suggests a generally positive user experience from the limited feedback available. ### Can I use One Sim without an internet connection? While the eSIM installation and data package purchase require an internet connection, once activated, the data plan allows you to stay online for various services like maps and messaging without needing Wi-Fi. ## Version history (last 5 releases) ### 1.1.1 — 2026-06-09 - Bug fixes and performance improvements. Thanks for using onesim. We're always improving to keep you connected wherever you travel. ### 1.1.0 — 2026-06-08 • UI optimizations & improvements — a smoother, faster, and more polished experience throughout the app • Referral system — invite friends and earn rewards • Gift a package — send a package to someone you care about • Credit system — manage and spend your credits with ease Thanks for using our app! We're always improving — update now to enjoy the latest features. ### 1.0.8 — 2026-01-21 • Optimized performance for a faster, smoother experience • Improved stability to keep you connected without interruptions Thanks for using onesim - we’re continuously improving to keep you connected wherever you travel. ### 1.0.7 — 2026-01-12 • Apple Pay is here - enjoy a faster, more secure checkout • Performance improvements for a smoother, more reliable experience • General stability enhancements and under-the-hood optimizations Thanks for using onesim - we’re continuously improving to keep you connected wherever you travel. ### 1.0.6 — 2025-12-09 - Added support for Turkish and German languages ## Apps similar to One Sim | App | Rating | Price | Category | | --- | --- | --- | --- | | [99esim: Travel eSIM Data](https://appshunter.io/ios/app/99esim-travel-esim-data/id6503261970) | 4.9 (137) | Free | Travel | | [eSIM io: Travel Internet Data](https://appshunter.io/ios/app/esim-io-travel-internet-data/id6473276045) | 4.3 (1,259) | Free | Travel | | [VIA eSIM](https://appshunter.io/ios/app/via-esim/id6737229366) | 4.9 (102) | Free | Travel | | [Tesla Taxi Kosova](https://appshunter.io/ios/app/tesla-taxi-kosova/id6447961994) | 1.0 (1) | Free | Travel | | [Kudo eSIM](https://appshunter.io/ios/app/kudo-esim/id6569216838) | 4.4 (13) | Free | Travel | | [SuperSim: eSIM, 5G & Travel](https://appshunter.io/ios/app/supersim-esim-5g-and-travel/id6514311738) | 4.8 (277) | Free | Travel | ## Related topics [onesim](https://appshunter.io/ios/topics/onesim) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*