eSIMzero vs Constella Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
eSIMzero
This app provides affordable and user-friendly travel eSIM bundles for global connectivity in over 150 countries. It offers a modern, cost-effective alternative to physical SIM cards, ensuring seamless connection for your adventures.
- Global eSIM bundles
- Over 150 countries supported
- Affordable travel data
- User-friendly interface
- Alternative to physical SIMs
- Seamless connectivity
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Explore the world with eSIMzero, your go-to travel companion for global connectivity. Offering affordable and user-friendly travel bundles for eSIMs across more than 150 countries, eSIMzero ensures you stay connected wherever your adventures take you. Ditch the hassle of physical SIM cards and switch to a modern, cost-effective solution. Download eSIMzero and embrace seamless connection on your travels.
Constella Mobile
This app provides global data connectivity for travelers using eSIM technology. Enjoy seamless, affordable data access in over 192 countries without expensive roaming charges or physical SIM cards. It offers easy setup, a user-friendly interface, and secure, reliable service.
- Seamless eSIM connectivity
- Global coverage in 192+ countries
- Affordable data plans
- Easy eSIM activation
- User-friendly data management
- Secure and reliable connection
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Say goodbye to expensive roaming charges and the hassle of physical SIM cards. Key Features: • Seamless Connectivity: Enjoy instant data access with eSIM technology, right alongside your regular eSIM or physical SIM. • Global Coverage: Stay connected in over 192 countries, with reliable and fast data services. • Affordable Plans: Choose from a variety of data plans tailored to your travel needs and budget. • Easy Setup: Activate your eSIM in just a few steps and start using data immediately. • User-Friendly Interface: Manage your data usage, monitor your plan, and top up easily with our intuitive app interface. • Secure and Reliable: Trust in our secure network and robust technology to keep you connected safely. Why Choose Constella Mobile? Constella Mobile is designed for the modern traveler. Whether you're exploring new destinations, working remotely, or staying in touch with loved ones, our app ensures you have the data you need without the stress of traditional SIM cards. Join the thousands of satisfied users who have made Constella Mobile their go-to travel companion. Note: Ensure your device is eSIM compatible. For more information and support, visit our website or contact our customer service team.
Screenshots
Verdict
The clearest difference is update cadence: eSIMzero at every 2 weeks against Constella Mobile's every 2 months. eSIMzero also leads on iOS requirement (12.0 vs 17.5). On price, rating, review sentiment and ratings volume 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.
On the App Store both sit at effectively the same score — 5.0 for eSIMzero against 5.0 for Constella Mobile. Both are backed by a comparable volume of ratings — 9 and 11 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
eSIMzero ships an update every 2 weeks, Constella Mobile every 2 months. The most recent releases landed on July 6, 2026 and July 17, 2026 respectively.
| Parameter | eSIMzero | Constella Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) | 5.0 (11 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 9 | 11 — better |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 62 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Across The World Mongolia Limited | Orion Software LLC |
Customer experience
eSIMzero
Constella Mobile
In-app purchases
eSIMzero
No in-app purchases
Constella Mobile
No in-app purchases
