# ただただシンプルなリスト vs NULL Memo

The clearest difference is in-app purchases: ただただシンプルなリスト at none against NULL Memo's 1. ただただシンプルなリスト also leads on device support (3 vs 1) and iOS requirement (10.3 vs 16.6). On price, update cadence and ads there is nothing between them.

Both are free to download. NULL Memo sells 1 one-off in-app purchase. ただただシンプルなリスト asks for nothing beyond the download.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ただただシンプルなリスト | NULL Memo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Size | 21 MB | 60 MB |
| Requires iOS | **10.3** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [takanori hosoi](https://appshunter.io/developer/642106741) | [Aaron Chan](https://appshunter.io/developer/1888707957) |

## What reviewers say

### ただただシンプルなリスト

[App page](https://appshunter.io/ios/app/id1596087183)

**Features:** macOS Compatibility

**In-app purchases:** none


### NULL Memo

[App page](https://appshunter.io/ios/app/null-memo-ideas-notes-lists/id6761292505)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NULL Memo Pro | $2.99 | one-time |


## Frequently asked questions

### Is ただただシンプルなリスト free?

ただただシンプルなリスト is free to download, with no in-app purchases.

### Is NULL Memo free?

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

### Do ただただシンプルなリスト or NULL Memo have ads?

Neither ただただシンプルなリスト nor NULL Memo shows ads.

### Which is updated more often, ただただシンプルなリスト or NULL Memo?

ただただシンプルなリスト ships an update daily, and NULL Memo daily. Most recently, ただただシンプルなリスト was updated on October 13, 2026 and NULL Memo on October 17, 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.*