# MarkMemo vs Neku

The clearest difference is in-app purchases: MarkMemo at none against Neku's 4. MarkMemo also leads on update cadence (every 11 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

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

MarkMemo ships an update every 11 days, Neku every 3 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MarkMemo | Neku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Size | 27 MB | 4 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [舟 徐](https://appshunter.io/developer/1642105940) | [Wilpuzzle Inc.](https://appshunter.io/developer/1815748789) |

## What reviewers say

### MarkMemo

[App page](https://appshunter.io/ios/app/markmemo/id6757456958)

**Features:** macOS Compatibility

**In-app purchases:** none


### Neku

[App page](https://appshunter.io/ios/app/neku-personal-inventory/id6759851115)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +100 Storage Slots | $1.99 | one-time |
| +400 Storage Slots | $3.99 | one-time |
| +1000 Storage Slots | $6.99 | one-time |
| +2500 Storage Slots | $9.99 | one-time |


## Frequently asked questions

### Is MarkMemo free?

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

### Is Neku free?

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

### Do MarkMemo or Neku have ads?

Neither MarkMemo nor Neku shows ads.

### Which is updated more often, MarkMemo or Neku?

MarkMemo ships an update every 11 days, and Neku every 3 weeks. Most recently, MarkMemo was updated on October 31, 2026 and Neku on October 28, 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.*