# C.A.S.E. vs Kioku

The clearest difference is device support: C.A.S.E. at 3 against Kioku's 1. C.A.S.E. also leads on iOS requirement (15.0 vs 26.0). On price, 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.

## The numbers

| Metric | C.A.S.E. | Kioku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 26 MB | 51 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Junze Ma](https://appshunter.io/developer/1878057061) | [Kai Kang](https://appshunter.io/developer/1757164832) |

## What reviewers say

### C.A.S.E.

[App page](https://appshunter.io/ios/app/case/id6759312971)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kioku

[App page](https://appshunter.io/ios/app/kioku-private-second-brain/id6762234661)

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

**In-app purchases:** none


## Frequently asked questions

### Is C.A.S.E. free?

C.A.S.E. is free to download, with no in-app purchases.

### Is Kioku free?

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

### Do C.A.S.E. or Kioku have ads?

Neither C.A.S.E. nor Kioku shows ads.

---

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