# Constella Mobile vs Syla eSIM

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.

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.

## The numbers

| Metric | Constella Mobile | Syla eSIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (11 ratings)](https://appshunter.io/ios/app/constella-mobile/id6544783228/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/syla-esim/id6738601838/reviews) |
| Number of ratings | **11** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 35 MB | 95 MB |
| Requires iOS | 17.5 | **15.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Orion Software LLC](https://appshunter.io/developer/1754402580) | [Syla Trading](https://appshunter.io/developer/1781397118) |

## What reviewers say

### Constella Mobile

[App page](https://appshunter.io/ios/app/constella-mobile/id6544783228)

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.

**Highlights:** Seamless eSIM connectivity, Global coverage in 192+ countries, Affordable data plans, Easy eSIM activation, User-friendly data management, Secure and reliable connection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Syla eSIM

[App page](https://appshunter.io/ios/app/syla-esim/id6738601838)

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.

**Highlights:** Global data plans in 190+ countries, Instant eSIM activation, Prepaid and contract-free, Secure, high-speed connections, Remote work ready, Sustainable telecom solution

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Constella Mobile free?

Constella Mobile is free to download, with no in-app purchases.

### Is Syla eSIM free?

Syla eSIM is free to download, with no in-app purchases.

### Which has better reviews, Constella Mobile or Syla eSIM?

Constella Mobile and Syla eSIM are both rated 5.0 out of 5 on the App Store, from 11 and 1 ratings respectively.

### Do Constella Mobile or Syla eSIM have ads?

Neither Constella Mobile nor Syla eSIM shows ads.

### Which is updated more often, Constella Mobile or Syla eSIM?

Constella Mobile ships an update every 2 months, and Syla eSIM every 3 weeks. Most recently, Constella Mobile was updated on October 7, 2026 and Syla eSIM on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*