# Catarina QQCheckin vs StashKey

The clearest difference is update cadence: StashKey at every 3 days against Catarina QQCheckin's every 12 months. StashKey also leads on device support and iOS requirement (15.0 vs 17.0). On price 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.

Catarina QQCheckin ships an update every 12 months, StashKey every 3 days. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Catarina QQCheckin | StashKey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 12 months | **Every 3 days** |
| Size | 10 MB | 34 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Empresário Digital](https://appshunter.io/developer/583021665) | [Alexey Sidorov](https://appshunter.io/developer/843814809) |

## What reviewers say

### Catarina QQCheckin

[App page](https://appshunter.io/ios/app/catarina-qqcheckin/id6503408337)

**In-app purchases:** none


### StashKey

[App page](https://appshunter.io/ios/app/stashkey/id6773879816)

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

**In-app purchases:** none


## Frequently asked questions

### Is Catarina QQCheckin free?

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

### Is StashKey free?

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

### Which is updated more often, Catarina QQCheckin or StashKey?

Catarina QQCheckin ships an update every 12 months, and StashKey every 3 days. Most recently, Catarina QQCheckin was updated on October 27, 2026 and StashKey on October 31, 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.*