Constella Mobile vs Syla eSIM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Syla eSIM
Stay connected globally with affordable, instant, and secure mobile data using digital eSIM technology. This app eliminates the need for physical SIM cards and roaming fees, offering prepaid, contract-free plans for travelers and remote workers.
- Global data plans in 190+ countries
- Instant eSIM activation
- Prepaid and contract-free
- Secure, high-speed connections
- Remote work ready
- Sustainable telecom solution
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Stay connected wherever you travel with SYLA Travel eSIM – your ultimate international roaming companion. SYLA is a powerful mobile and web app that offers affordable, instant, and secure mobile data via digital eSIM technology. Designed for frequent travelers, tourists, remote workers, and business professionals, SYLA eliminates the hassle of traditional SIM cards and roaming fees. Why SYLA? • 190+ Countries Covered: Choose from global, regional, or custom data plans. • Instant Activation: Activate your eSIM in minutes—no need to remove your current SIM. • Prepaid & Contract-Free: Pay only for what you need. No subscriptions or hidden fees. • Secure Mobile Internet: Use encrypted, high-speed connections wherever you are. • Remote Work Ready: Ideal for digital nomads, business trips, and international meetings. • Sustainable Telecom: Go digital and reduce waste—no more plastic SIM cards. How it works: 1. Download the app and create your SYLA account. 2. Choose a plan that suits your destination and data needs. 3. Activate your eSIM in-app and get connected instantly. 4. Manage your data, monitor usage, and top up as needed—all from the app. Whether you’re exploring the world, working from anywhere, or just escaping for the weekend, SYLA makes mobile connectivity simple, reliable, and cost-effective.Stay connected wherever you travel with SYLA Travel eSIM – your ultimate international roaming companion. SYLA is a powerful mobile and web app that offers affordable, instant, and secure mobile data via digital eSIM technology. Designed for frequent travelers, tourists, remote workers, and business professionals, SYLA eliminates the hassle of traditional SIM cards and roaming fees. Why SYLA? • 100+ Countries Covered: Choose from global, regional, or custom data plans. • Instant Activation: Activate your eSIM in minutes—no need to remove your current SIM. • Prepaid & Contract-Free: Pay only for what you need. No subscriptions or hidden fees. • Secure Mobile Internet: Use encrypted, high-speed connections wherever you are. • Remote Work Ready: Ideal for digital nomads, business trips, and international meetings. • Sustainable Telecom: Go digital and reduce waste—no more plastic SIM cards. How it works: 1. Download the app and create your SYLA account. 2. Choose a plan that suits your destination and data needs. 3. Activate your eSIM in-app and get connected instantly. 4. Manage your data, monitor usage, and top up as needed—all from the app. Whether you’re exploring the world, working from anywhere, or just escaping for the weekend, SYLA makes mobile connectivity simple, reliable, and cost-effective.
Screenshots
Verdict
The clearest difference is ratings volume: Constella Mobile at 11 against Syla eSIM's 1. Syla eSIM's advantage is iOS requirement (15.0.0 vs 17.5). On price, rating, update cadence and ads 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 Constella Mobile against 5.0 for Syla eSIM. That said, the two scores are not equally well evidenced: Constella Mobile has 11 ratings behind it against 1, so its average is the more settled of the two.
Constella Mobile ships an update every 2 months, Syla eSIM every 3 weeks. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | Constella Mobile | Syla eSIM |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (11 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 11 — better | 1 |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.5 | 15.0.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 95 MB |
| Age rating | 4+ | 4+ |
| Developer | Orion Software LLC | Syla Trading |
Customer experience
Constella Mobile
Syla eSIM
In-app purchases
Constella Mobile
No in-app purchases
Syla eSIM
No in-app purchases








