# MemoryMate vs Yummy Sushi Clock

The clearest difference is in-app purchases: MemoryMate at none against Yummy Sushi Clock's 1. MemoryMate also leads on ads (none vs shown) and update cadence (every 3 days vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. Yummy Sushi Clock sells 1 one-off in-app purchase. MemoryMate asks for nothing beyond the download.

MemoryMate ships an update every 3 days, Yummy Sushi Clock every 5 weeks. Both last shipped on September 14, 2026.

## The numbers

| Metric | MemoryMate | Yummy Sushi Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 weeks |
| Size | 8 MB | 17 MB |
| Requires iOS | **9** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erik Nieuwlands](https://appshunter.io/developer/1679583311) | [Mihoko Araki](https://appshunter.io/developer/1476136915) |

## What reviewers say

### MemoryMate

[App page](https://appshunter.io/ios/app/memorymate/id6447966369)

**Features:** macOS Compatibility

**In-app purchases:** none


### Yummy Sushi Clock

[App page](https://appshunter.io/ios/app/yummy-sushi-clock/id6470727468)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sushi Clock with no ads | $1.99 | one-time |


## Frequently asked questions

### Is MemoryMate free?

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

### Is Yummy Sushi Clock free?

Yummy Sushi Clock is free to download, with in-app purchases available.

### Do MemoryMate or Yummy Sushi Clock have ads?

Yummy Sushi Clock shows ads; MemoryMate does not.

### Which is updated more often, MemoryMate or Yummy Sushi Clock?

MemoryMate ships an update every 3 days, and Yummy Sushi Clock every 5 weeks. Most recently, MemoryMate was updated on September 14, 2026 and Yummy Sushi Clock on September 14, 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.*