# memoChica vs ZattaMemo

The clearest difference is in-app purchases: memoChica at none against ZattaMemo's 1. ZattaMemo's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. ZattaMemo sells 1 one-off in-app purchase. memoChica asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 13, 2026.

## The numbers

| Metric | memoChica | ZattaMemo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 82.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 3 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Shinichiro Yamamoto](https://appshunter.io/developer/1118743580) | [Tatsuyoshi Sasaki](https://appshunter.io/developer/1888368184) |

## What reviewers say

### memoChica

[App page](https://appshunter.io/ios/app/memochica-notes-for-ideas/id1118743581)

This app helps you rediscover your past thoughts and ideas. It randomly displays your saved memos, allowing you to revisit forgotten notes and gain new insights. Use it for brainstorming, journaling, or even as a fun way to recall information.

**Highlights:** Random memo display, View full memo text in list, Search memos by text, Share memos to other apps, "Furikaeru" retrospective function

**Features:** macOS Compatibility

**In-app purchases:** none


### ZattaMemo

[App page](https://appshunter.io/ios/app/zattamemo/id6761243555)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZattaMemo Upgrade | $3.99 | one-time |


## Frequently asked questions

### Is memoChica free?

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

### Is ZattaMemo free?

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

### Do memoChica or ZattaMemo have ads?

memoChica shows ads; ZattaMemo does not.

### Which is updated more often, memoChica or ZattaMemo?

memoChica ships an update every 3 weeks, and ZattaMemo every 3 weeks. Most recently, memoChica was updated on October 13, 2026 and ZattaMemo on October 13, 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.*