# C.O.S. AristaApp vs docustry

The clearest difference is update cadence: docustry at weekly against C.O.S. AristaApp's every 2 weeks. docustry also leads on iOS requirement (11.0 vs 15.6). 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.

C.O.S. AristaApp ships an update every 2 weeks, docustry weekly. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | C.O.S. AristaApp | docustry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 37 MB | 24 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [C.O.S. Software GmbH](https://appshunter.io/developer/560073564) | [endless webservices GmbH](https://appshunter.io/developer/1709291113) |

## What reviewers say

### C.O.S. AristaApp

[App page](https://appshunter.io/ios/app/cos-aristaapp/id1598868944)

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

**In-app purchases:** none


### docustry

[App page](https://appshunter.io/ios/app/docustry/id6473211663)

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

**In-app purchases:** none


## Frequently asked questions

### Is C.O.S. AristaApp free?

C.O.S. AristaApp is free to download, with no in-app purchases.

### Is docustry free?

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

### Do C.O.S. AristaApp or docustry have ads?

Neither C.O.S. AristaApp nor docustry shows ads.

### Which is updated more often, C.O.S. AristaApp or docustry?

C.O.S. AristaApp ships an update every 2 weeks, and docustry weekly. Most recently, C.O.S. AristaApp was updated on September 17, 2026 and docustry on September 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.*