# Pearstudio vs Kioku

The clearest difference is update cadence: Kioku at every 2 days against Pearstudio's every 2 weeks. Pearstudio's advantage is device support (3 vs 1) and iOS requirement (17.6 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.

Pearstudio ships an update every 2 weeks, Kioku every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Pearstudio | Kioku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 5 MB | 51 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Braveyo LLC](https://appshunter.io/developer/1855102831) | [Kai Kang](https://appshunter.io/developer/1757164832) |

## What reviewers say

### Pearstudio

[App page](https://appshunter.io/ios/app/pearstudio/id6760547292)

**Features:** Vision Pro support

**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 Pearstudio free?

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

### Is Kioku free?

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

### Do Pearstudio or Kioku have ads?

Neither Pearstudio nor Kioku shows ads.

### Which is updated more often, Pearstudio or Kioku?

Pearstudio ships an update every 2 weeks, and Kioku every 2 days. Most recently, Pearstudio was updated on October 31, 2026 and Kioku 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.*