# ChiisanaDiary vs そなえAI

The clearest difference is update cadence: そなえAI at weekly against ChiisanaDiary's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ChiisanaDiary sells 2 in-app purchases, starting at $1.99 per month and そなえAI sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ChiisanaDiary ships an update fortnightly, そなえAI weekly. The most recent releases landed on September 8, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | ChiisanaDiary | そなえAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 76 MB | 69 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [RYOGO KAWASAKI](https://appshunter.io/developer/1642839814) | [HitC Inc.](https://appshunter.io/developer/1894552503) |

## What reviewers say

### ChiisanaDiary

[App page](https://appshunter.io/ios/app/chiisanadiary/id6747301988)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.99 | per month |
| Annual Plan | $19.99 | per year |


### そなえAI

[App page](https://appshunter.io/ios/app/ai/id6788587096)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| そなえ Plus | $2.99 | per month |
| そなえPro | $11.99 | per month |


## Frequently asked questions

### Is ChiisanaDiary free?

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

### Is そなえAI free?

そなえAI is free to download, with in-app purchases available.

### Do ChiisanaDiary or そなえAI have ads?

Neither ChiisanaDiary nor そなえAI shows ads.

### Which is updated more often, ChiisanaDiary or そなえAI?

ChiisanaDiary ships an update fortnightly, and そなえAI weekly. Most recently, ChiisanaDiary was updated on September 8, 2026 and そなえAI on September 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.*