# Memory Palace Builder vs majors23

The clearest difference is in-app purchases: majors23 at none against Memory Palace Builder's 5. majors23 also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Memory Palace Builder sells 5 in-app purchases, starting at $1.39 per month. majors23 asks for nothing beyond the download.

Memory Palace Builder ships an update every 3 months, majors23 every 5 days. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Memory Palace Builder | majors23 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 days** |
| Size | 120 MB | 139 MB |
| Requires iOS | **16.0** | 17 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marvin Perzi](https://appshunter.io/developer/1895391663) | [JAE HO YOON](https://appshunter.io/developer/1886674566) |

## What reviewers say

### Memory Palace Builder

[App page](https://appshunter.io/ios/app/memory-palace-builder/id6755954161)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium – 1 Month | $1.39 | per month |
| Premium – 1 Year | $14.49 | per year |
| Just Coffee | $0.99 | one-time |
| Pro Version & Coffee | $4.99 | one-time |
| Pro Version! | $28.49 | one-time |


### majors23

[App page](https://appshunter.io/ios/app/majors23/id6760968725)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memory Palace Builder free?

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

### Is majors23 free?

majors23 is free to download, with no in-app purchases.

### Do Memory Palace Builder or majors23 have ads?

Memory Palace Builder shows ads; majors23 does not.

### Which is updated more often, Memory Palace Builder or majors23?

Memory Palace Builder ships an update every 3 months, and majors23 every 5 days. Most recently, Memory Palace Builder was updated on September 9, 2026 and majors23 on September 21, 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.*