# ToDo vs MemoRing

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

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

ToDo ships an update every 2 months, MemoRing monthly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ToDo | MemoRing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Size | 58 MB | 7 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [hidehiko aihara](https://appshunter.io/developer/1178520609) | [Yumiko Ishihara](https://appshunter.io/developer/1702444192) |

## 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 |


### MemoRing

[App page](https://appshunter.io/ios/app/memoring/id6461309259)

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

**In-app purchases:** none


## Frequently asked questions

### Is ToDo free?

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

### Is MemoRing free?

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

### Do ToDo or MemoRing have ads?

ToDo shows ads; MemoRing does not.

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

ToDo ships an update every 2 months, and MemoRing monthly. Most recently, ToDo was updated on October 13, 2026 and MemoRing on October 12, 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.*