# Roamingo eSIM vs COSMOSIM

The clearest difference is ratings volume: Roamingo eSIM at 6.8K against COSMOSIM's 34. COSMOSIM's advantage is iOS requirement (13.4 vs 17.6). On price, rating, review sentiment and update cadence 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 — 4.9 for Roamingo eSIM against 4.9 for COSMOSIM. That said, the two scores are not equally well evidenced: Roamingo eSIM has 6.8K ratings behind it against 34, so its average is the more settled of the two. Written reviews are what separate them: 94% of Roamingo eSIM's written reviews are positive against 100% of COSMOSIM's.

Roamingo eSIM ships an update every 9 days, COSMOSIM every 2 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Roamingo eSIM | COSMOSIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (6.8K ratings)](https://appshunter.io/ios/app/roamingo-esim/id6475755111/reviews)** | [4.9 (34 ratings)](https://appshunter.io/ios/app/cosmosim/id6702018903/reviews) |
| Number of ratings | **6.8K** | 34 |
| Positive reviews | 94.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 108 MB | 50 MB |
| Requires iOS | 17.6 | **13.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roamingo Inc.](https://appshunter.io/developer/1772047848) | [City Telecom, LLC](https://appshunter.io/developer/1769590187) |

## What reviewers say

### Roamingo eSIM

[App page](https://appshunter.io/ios/app/roamingo-esim/id6475755111)

This app provides affordable international data plans for travelers in over 200 countries using a single eSIM. It eliminates the need for physical SIM cards and offers user-friendly plan activation and management. Enjoy seamless global connectivity without high roaming charges.

**Highlights:** Global coverage in 200+ countries, Single eSIM solution, Affordable data plans, User-friendly app interface, 24/7 customer support, Secure and reliable connectivity

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

**In-app purchases:** none


### COSMOSIM

[App page](https://appshunter.io/ios/app/cosmosim/id6702018903)

Experience seamless global internet connectivity with this leading eSIM technology provider. Access data plans across continents for your travels without needing a physical SIM card.

**Highlights:** Global eSIM technology, Seamless internet connectivity, Data plans across continents, No physical SIM required, Supports 5G & 4G data

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

**In-app purchases:** none


## Frequently asked questions

### Is Roamingo eSIM free?

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

### Is COSMOSIM free?

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

### Which has better reviews, Roamingo eSIM or COSMOSIM?

Roamingo eSIM is rated higher. Roamingo eSIM averages 4.9 out of 5 from 6.8K ratings, while COSMOSIM averages 4.9 from 34 ratings.

### Do Roamingo eSIM or COSMOSIM have ads?

Both Roamingo eSIM and COSMOSIM show ads.

### Which is updated more often, Roamingo eSIM or COSMOSIM?

Roamingo eSIM ships an update every 9 days, and COSMOSIM every 2 weeks. Most recently, Roamingo eSIM was updated on October 27, 2026 and COSMOSIM on October 25, 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.*