UpApp vs FlyoSIM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UpApp
Purchase affordable eSIM data plans for over 170 countries without needing a physical SIM card. Get online instantly upon arrival with flexible plans and easy management. Stay connected abroad without roaming charges.
- Instant eSIM activation
- Global coverage in 170+ countries
- Flexible data plans
- Easy eSIM management
- Secure payment options
- No contracts required
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eSIM data for international travel UpApp makes staying connected abroad effortless. Purchase affordable eSIM data plans for 170+ countries and regions - no physical SIM card needed. • Instant activation – Get online in seconds, no store visits or SIM swaps required • Global coverage – Data plans for 170+ countries and regions worldwide • Flexible plans – Choose the data amount and duration that fits your trip • Easy management – Monitor usage, top up, and manage all your eSIMs in one place • Secure payments – Pay safely with Apple Pay, Google Pay, or card • No contracts – Pay only for what you need, when you need it How it works: 1. Choose your destination country or region 2. Select a data plan 3. Pay and install your eSIM 4. Activate when you arrive - you're online! Whether you're a frequent traveler, digital nomad, or going on vacation, UpApp keeps you connected without roaming charges or expensive local SIM cards. Download UpApp and never worry about mobile data abroad again.
FlyoSIM
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FlyoSIM helps travelers buy and manage prepaid data-only eSIM connectivity for supported destinations. Browse current country, regional, and global offers and compare data, validity, coverage, network, and price before you travel. Choose a plan, review the server-confirmed all-in price, and complete payment on Stripe's secure hosted checkout in your browser. FlyoSIM verifies payment on its servers before provisioning and keeps the latest order status available in the app. Create or access your account with email, Google, or Apple. Signed-in customers can manage purchased eSIMs, view protected installation guidance, contact support, review legal information, and initiate account deletion from the app. Availability, coverage, speed, activation, compatibility, refunds, and terms depend on the selected offer, device, destination, and partner network. A compatible unlocked eSIM device is required. FlyoSIM plans are data-only unless an offer explicitly states otherwise and do not provide emergency calling.
Screenshots
Verdict
The clearest difference is update cadence: UpApp at every 6 days against FlyoSIM's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
UpApp ships an update every 6 days, FlyoSIM every 3 weeks. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.
| Parameter | UpApp | FlyoSIM |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 99 MB | 34 MB |
| Age rating | 17+ | 17+ |
| Developer | Centup d.o.o. | Flyosim, LLC |
In-app purchases
UpApp
No in-app purchases
FlyoSIM
No in-app purchases









