# simap.ch vs Atlanto App

The clearest difference is update cadence: Atlanto App at every 2 months against simap.ch's every 4 months. simap.ch's advantage is iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

simap.ch ships an update every 4 months, Atlanto App every 2 months. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | simap.ch | Atlanto App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 26 MB | 8 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SIMAP](https://appshunter.io/developer/1017239228) | [Atlanto AG](https://appshunter.io/developer/1615525689) |

## What reviewers say

### simap.ch

[App page](https://appshunter.io/ios/app/simapch/id1017239229)

**Features:** macOS Compatibility

**In-app purchases:** none


### Atlanto App

[App page](https://appshunter.io/ios/app/atlanto-app/id1615735891)

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

**In-app purchases:** none


## Frequently asked questions

### Is simap.ch free?

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

### Is Atlanto App free?

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

### Do simap.ch or Atlanto App have ads?

Neither simap.ch nor Atlanto App shows ads.

### Which is updated more often, simap.ch or Atlanto App?

simap.ch ships an update every 4 months, and Atlanto App every 2 months. Most recently, simap.ch was updated on October 2, 2026 and Atlanto App on October 8, 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.*