# InkMemo vs ToDo管理手帳

The clearest difference is ads: InkMemo at none against ToDo管理手帳's shown. InkMemo also leads on device support (3 vs 1) and iOS requirement (14.1 vs 17.0). ToDo管理手帳's advantage is update cadence (daily vs every 3 days). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

InkMemo ships an update every 3 days, ToDo管理手帳 daily. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | InkMemo | ToDo管理手帳 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/inkmemo/id1550000261/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | **Daily** |
| Monetization | Free | — |
| Size | 2 MB | 23 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shunzhe Ma](https://appshunter.io/developer/1052286218) | [kazuki kunimura](https://appshunter.io/developer/1592047115) |

## What reviewers say

### InkMemo

[App page](https://appshunter.io/ios/app/inkmemo/id1550000261)

Organize your thoughts and notes within a calendar interface. Attach images, sketches, or map locations to your entries. Securely sync your memos across Apple devices using iCloud.

**Highlights:** Calendar view for notes, Attach pictures and sketches, Save map locations, Handwriting support with Apple Pencil, iCloud sync across Apple devices, View system calendar events

**Features:** macOS Compatibility

**In-app purchases:** none


### ToDo管理手帳

[App page](https://appshunter.io/ios/app/todo/id6467809141)

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

**In-app purchases:** none


## Frequently asked questions

### Is InkMemo free?

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

### Is ToDo管理手帳 free?

ToDo管理手帳 is free to download, with no in-app purchases.

### Do InkMemo or ToDo管理手帳 have ads?

ToDo管理手帳 shows ads; InkMemo does not.

### Which is updated more often, InkMemo or ToDo管理手帳?

InkMemo ships an update every 3 days, and ToDo管理手帳 daily. Most recently, InkMemo was updated on October 8, 2026 and ToDo管理手帳 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.*