# Only eSIM vs Celvo eSIM

The clearest difference is update cadence: Only eSIM at every 5 days against Celvo eSIM's fortnightly. Only eSIM also leads on ratings volume (6 vs 1). On price, rating, ads and in-app purchases 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 Only eSIM against 5.0 for Celvo eSIM. That said, the two scores are not equally well evidenced: Only eSIM has 6 ratings behind it against 1, so its average is the more settled of the two.

Only eSIM ships an update every 5 days, Celvo eSIM fortnightly. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Only eSIM | Celvo eSIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/only-esim/id6751620615/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/celvo-esim/id6784560178/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 65 MB | 54 MB |
| Requires iOS | **17.6** | 18.2 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [So Close LLC](https://appshunter.io/developer/1836086567) | [Mtislab LLC](https://appshunter.io/developer/6784560180) |

## What reviewers say

### Only eSIM

[App page](https://appshunter.io/ios/app/only-esim/id6751620615)

This app provides travelers with fast, simple mobile data plans for destinations worldwide. Browse, compare, and securely pay for eSIM plans, then install them directly on your device. Stay connected for maps, messaging, and apps without roaming charges.

**Highlights:** Browse global and regional eSIM plans, Compare data and validity options, Secure in-app payment, One-tap eSIM installation, Track data usage and orders, Access setup guides and support

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

**In-app purchases:** none


### Celvo eSIM

[App page](https://appshunter.io/ios/app/celvo-esim/id6784560178)

Stay connected globally with instant data eSIMs. Purchase and install a data plan in seconds to avoid roaming fees and SIM swapping. Enjoy transparent pricing and real-time usage tracking for seamless international travel.

**Highlights:** Instant eSIM setup, Keep your home SIM active, Transparent data pricing, Real-time data usage monitoring, Easy data top-ups, Secure in-app checkout

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

**In-app purchases:** none


## Frequently asked questions

### Is Only eSIM free?

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

### Is Celvo eSIM free?

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

### Which has better reviews, Only eSIM or Celvo eSIM?

Only eSIM and Celvo eSIM are both rated 5.0 out of 5 on the App Store, from 6 and 1 ratings respectively.

### Do Only eSIM or Celvo eSIM have ads?

Neither Only eSIM nor Celvo eSIM shows ads.

### Which is updated more often, Only eSIM or Celvo eSIM?

Only eSIM ships an update every 5 days, and Celvo eSIM fortnightly. Most recently, Only eSIM was updated on October 18, 2026 and Celvo eSIM on October 10, 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.*