# Plane Notes vs チャットTODO

The clearest difference is iOS requirement: チャットTODO at 16.0 against Plane Notes's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Plane Notes sells 1 one-off in-app purchase and チャットTODO sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Plane Notes ships an update every 2 days, チャットTODO every 3 days. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Plane Notes | チャットTODO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (93 ratings)](https://appshunter.io/ios/app/plane-notes/id6448015303/reviews)** | — |
| Number of ratings | **93** | — |
| Positive reviews | 43.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 17 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jumpei Adachi](https://appshunter.io/developer/1516414955) | [Kyosuke Noguchi](https://appshunter.io/developer/1767325191) |

## What reviewers say

### Plane Notes

[App page](https://appshunter.io/ios/app/plane-notes/id6448015303)

An intuitive notebook app featuring an infinite canvas for note-taking and idea organization. It allows for seamless creation and management of notes without page limitations.

**Highlights:** Infinite canvas, Intuitive interface, Note organization, Idea management, Seamless note creation

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paid Version | $5.99 | one-time |


### チャットTODO

[App page](https://appshunter.io/ios/app/todo-todo/id6739418797)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 開発者への寄付 | $0.49 | one-time |
| 広告の解放 | $0.99 | one-time |


## Frequently asked questions

### Is Plane Notes free?

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

### Is チャットTODO free?

チャットTODO is free to download, with in-app purchases available.

### Do Plane Notes or チャットTODO have ads?

Both Plane Notes and チャットTODO show ads.

### Which is updated more often, Plane Notes or チャットTODO?

Plane Notes ships an update every 2 days, and チャットTODO every 3 days. Most recently, Plane Notes was updated on October 18, 2026 and チャットTODO 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.*