# OinuTODO vs Diary Notes

The clearest difference is ads: Diary Notes at none against OinuTODO's shown. Diary Notes also leads on update cadence (every 4 days vs every 4 months). OinuTODO's advantage is iOS requirement (18.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. OinuTODO sells 2 in-app purchases, starting at $2.99 per month and Diary Notes sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

OinuTODO ships an update every 4 months, Diary Notes every 4 days. The most recent releases landed on September 21, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | OinuTODO | Diary Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/oinutodo/id1560926946/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 89.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 85 MB | 173 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [flickfrog](https://appshunter.io/developer/513272768) | [tadahiro mori](https://appshunter.io/developer/1541301326) |

## What reviewers say

### OinuTODO

[App page](https://appshunter.io/ios/app/oinutodo/id1560926946)

A visually appealing to-do list app featuring charming animal illustrations. Organize tasks with categories, alarms, and automatic backups. Enjoy a user-friendly interface designed for one-handed use.

**Highlights:** Customizable categories, Alarm notifications, Automatic decoration, Email sending, Automatic backup, Auto sync, iOS widgets

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $2.99 | per month |
| Premium Plan(Annual) | $24.99 | per year |


### Diary Notes

[App page](https://appshunter.io/ios/app/diary-notes-handwritten/id6479974763)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $0.99 | per month |


## Frequently asked questions

### Is OinuTODO free?

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

### Is Diary Notes free?

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

### Do OinuTODO or Diary Notes have ads?

OinuTODO shows ads; Diary Notes does not.

### Which is updated more often, OinuTODO or Diary Notes?

OinuTODO ships an update every 4 months, and Diary Notes every 4 days. Most recently, OinuTODO was updated on September 21, 2026 and Diary Notes on September 7, 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.*