# Double memo vs Simple Mind Tree

The clearest difference is ads: Simple Mind Tree at none against Double memo's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

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

Double memo ships an update every 2 weeks, Simple Mind Tree weekly. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Double memo | Simple Mind Tree |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 37 MB | 30 MB |
| Requires iOS | 15.8.3 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Cheonsoo Park](https://appshunter.io/developer/1546728209) |

## What reviewers say

### Double memo

[App page](https://appshunter.io/ios/app/double-memo/id6502283245)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Mind Tree

[App page](https://appshunter.io/ios/app/simple-mind-tree/id6759855090)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Double memo free?

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

### Is Simple Mind Tree free?

Simple Mind Tree is free to download, with no in-app purchases.

### Do Double memo or Simple Mind Tree have ads?

Double memo shows ads; Simple Mind Tree does not.

### Which is updated more often, Double memo or Simple Mind Tree?

Double memo ships an update every 2 weeks, and Simple Mind Tree weekly. Most recently, Double memo was updated on October 3, 2026 and Simple Mind Tree on October 5, 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.*