# Zucchini Chat vs Kioku

The clearest difference is in-app purchases: Kioku at none against Zucchini Chat's 1. Kioku also leads on update cadence (every 2 days vs monthly). Zucchini Chat's advantage is iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Zucchini Chat sells 1 in-app purchase, starting at $9.99 per month. Kioku asks for nothing beyond the download.

Zucchini Chat ships an update monthly, Kioku every 2 days. The most recent releases landed on October 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Zucchini Chat | Kioku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Size | 33 MB | 51 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HAYAKU TECH](https://appshunter.io/developer/1565661436) | [Kai Kang](https://appshunter.io/developer/1757164832) |

## What reviewers say

### Zucchini Chat

[App page](https://appshunter.io/ios/app/zucchini-chat/id6761681357)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zucchini Pro | $9.99 | per month |


### 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 Zucchini Chat free?

Zucchini Chat is free to download, with in-app purchases available.

### Is Kioku free?

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

### Do Zucchini Chat or Kioku have ads?

Neither Zucchini Chat nor Kioku shows ads.

### Which is updated more often, Zucchini Chat or Kioku?

Zucchini Chat ships an update monthly, and Kioku every 2 days. Most recently, Zucchini Chat was updated on October 28, 2026 and Kioku on September 29, 2026.

---

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