# ToDo vs ShortMemo

The clearest difference is in-app purchases: ShortMemo at none against ToDo's 4. ShortMemo also leads on ads (none vs shown) and update cadence (every 9 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. ToDo sells 4 one-off in-app purchases. ShortMemo asks for nothing beyond the download.

ToDo ships an update every 2 months, ShortMemo every 9 days. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ToDo | ShortMemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 58 MB | 92 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [hidehiko aihara](https://appshunter.io/developer/1178520609) | [UT app](https://appshunter.io/developer/1574140718) |

## What reviewers say

### ToDo

[App page](https://appshunter.io/ios/app/todo/id1643283720)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| アプリケーション開発者への応援募金 | $1.99 | one-time |
| Cake Set | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


### ShortMemo

[App page](https://appshunter.io/ios/app/shortmemo-idea-draft-etc/id6462784133)

**In-app purchases:** none


## Frequently asked questions

### Is ToDo free?

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

### Is ShortMemo free?

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

### Do ToDo or ShortMemo have ads?

ToDo shows ads; ShortMemo does not.

### Which is updated more often, ToDo or ShortMemo?

ToDo ships an update every 2 months, and ShortMemo every 9 days. Most recently, ToDo was updated on October 13, 2026 and ShortMemo on September 29, 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.*