# Atria vs SIMAS Torreon

The clearest difference is iOS requirement: SIMAS Torreon at 14.0 against Atria's 16.6. On price, update cadence, 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.

Atria ships an update every 6 weeks, SIMAS Torreon every 3 weeks. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Atria | SIMAS Torreon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 112 MB | 12 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ATRIALA, S.A.P.I. de C.V.](https://appshunter.io/developer/1632277024) | [Autopagos Digitales S.A. de C.V.](https://appshunter.io/developer/1519077528) |

## What reviewers say

### Atria

[App page](https://appshunter.io/ios/app/atria/id1632277022)

**Features:** macOS Compatibility

**In-app purchases:** none


### SIMAS Torreon

[App page](https://appshunter.io/ios/app/simas-torreon/id6758024696)

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

**In-app purchases:** none


## Frequently asked questions

### Is Atria free?

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

### Is SIMAS Torreon free?

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

### Do Atria or SIMAS Torreon have ads?

Neither Atria nor SIMAS Torreon shows ads.

### Which is updated more often, Atria or SIMAS Torreon?

Atria ships an update every 6 weeks, and SIMAS Torreon every 3 weeks. Most recently, Atria was updated on September 24, 2026 and SIMAS Torreon on September 21, 2026.

---

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