# Austerlitz vs Check

The clearest difference is update cadence: Check at fortnightly against Austerlitz's every 6 months. Austerlitz's advantage is iOS requirement (12.4 vs 16.0). 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.

Austerlitz ships an update every 6 months, Check fortnightly. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Austerlitz | Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Size | 19 MB | 60 MB |
| Requires iOS | **12.4** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Valneo](https://appshunter.io/developer/470531607) | [Eventmaker](https://appshunter.io/developer/417220593) |

## What reviewers say

### Austerlitz

[App page](https://appshunter.io/ios/app/austerlitz-ilot-a7a8/id6480456803)

**Features:** macOS Compatibility

**In-app purchases:** none


### Check

[App page](https://appshunter.io/ios/app/checkin/id6747889534)

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

**In-app purchases:** none


## Frequently asked questions

### Is Austerlitz free?

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

### Is Check free?

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

### Do Austerlitz or Check have ads?

Neither Austerlitz nor Check shows ads.

### Which is updated more often, Austerlitz or Check?

Austerlitz ships an update every 6 months, and Check fortnightly. Most recently, Austerlitz was updated on September 30, 2026 and Check on October 7, 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.*