# 边注 vs Mind Palace

The clearest difference is ads: 边注 at none against Mind Palace's shown. 边注 also leads on iOS requirement (15.1 vs 17.0). Mind Palace's advantage is update cadence (every 2 weeks vs monthly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 边注 sells 2 in-app purchases, starting at $2.99 per month and Mind Palace sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

边注 ships an update monthly, Mind Palace every 2 weeks. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 边注 | Mind Palace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 345 MB | 19 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [烜 张](https://appshunter.io/developer/1873916074) | [鹏 陈](https://appshunter.io/developer/1842577800) |

## What reviewers say

### 边注

[App page](https://appshunter.io/ios/app/id6764737944)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月订阅 | $2.99 | per month |
| 年订阅 | $14.99 | per year |


### Mind Palace

[App page](https://appshunter.io/ios/app/mind-palace-spatial-memory/id6768951349)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Monthly | $2.99 | per month |
| Pro - Yearly | $19.99 | per year |


## Frequently asked questions

### Is 边注 free?

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

### Is Mind Palace free?

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

### Do 边注 or Mind Palace have ads?

Mind Palace shows ads; 边注 does not.

### Which is updated more often, 边注 or Mind Palace?

边注 ships an update monthly, and Mind Palace every 2 weeks. Most recently, 边注 was updated on September 28, 2026 and Mind Palace on October 1, 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.*