# ProntoSIM vs Simles eSIM

The clearest difference is ads: Simles eSIM at none against ProntoSIM's shown. Simles eSIM also leads on monetization model (free vs free with in-app purchases). ProntoSIM's advantage is ratings volume (6 vs 1). 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 — 5.0 for ProntoSIM against 5.0 for Simles eSIM. That said, the two scores are not equally well evidenced: ProntoSIM has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

ProntoSIM ships an update every 9 days, Simles eSIM fortnightly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ProntoSIM | Simles eSIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/prontosim/id6736466709/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/simles-esim/id6742178873/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 56 MB | 105 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Swifty Byte SARL](https://appshunter.io/developer/1772063457) | [SIMLESS L.L.C-FZ](https://appshunter.io/developer/1797278001) |

## What reviewers say

### ProntoSIM

[App page](https://appshunter.io/ios/app/prontosim/id6736466709)

Instantly purchase and activate eSIMs for global connectivity. Avoid roaming fees with affordable local data plans in over 190 countries. Perfect for travelers and digital nomads.

**Highlights:** Instant eSIM activation, Global coverage in 190+ countries, Affordable local data plans, No contracts or hidden fees, Manage multiple eSIM profiles, 24/7 customer support

**Features:** macOS Compatibility

**In-app purchases:** none


### Simles eSIM

[App page](https://appshunter.io/ios/app/simles-esim/id6742178873)

Get instant internet access globally without physical SIM cards. Purchase, activate, and manage eSIM data plans easily from your phone for seamless connectivity while traveling or working remotely.

**Highlights:** Instant internet access, No physical SIM required, Global coverage in 175+ countries, Easy eSIM installation and switching, Secure and encrypted purchases, Affordable prepaid data plans

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

**In-app purchases:** none


## Frequently asked questions

### Is ProntoSIM free?

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

### Is Simles eSIM free?

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

### Which has better reviews, ProntoSIM or Simles eSIM?

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

### Do ProntoSIM or Simles eSIM have ads?

ProntoSIM shows ads; Simles eSIM does not.

### Which is updated more often, ProntoSIM or Simles eSIM?

ProntoSIM ships an update every 9 days, and Simles eSIM fortnightly. Most recently, ProntoSIM was updated on October 10, 2026 and Simles eSIM on October 24, 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.*