# Yummy Sushi Clock vs athanBtime

The clearest difference is in-app purchases: athanBtime at none against Yummy Sushi Clock's 1. athanBtime also leads on ads (none vs shown). Yummy Sushi Clock's advantage is update cadence (every 5 weeks vs every 5 months) and iOS requirement (12.0 vs 16.6). 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. athanBtime asks for nothing beyond the download.

Yummy Sushi Clock ships an update every 5 weeks, athanBtime every 5 months. The most recent releases landed on September 14, 2026 and August 4, 2026 respectively.

## The numbers

| Metric | Yummy Sushi Clock | athanBtime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Size | 17 MB | 16 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Mihoko Araki](https://appshunter.io/developer/1476136915) | [Salih Hamouda](https://appshunter.io/developer/1564178940) |

## What reviewers say

### 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 |


### athanBtime

[App page](https://appshunter.io/ios/app/athanbtime/id6751164068)

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

**In-app purchases:** none


## Frequently asked questions

### Is Yummy Sushi Clock free?

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

### Is athanBtime free?

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

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

Yummy Sushi Clock shows ads; athanBtime does not.

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

Yummy Sushi Clock ships an update every 5 weeks, and athanBtime every 5 months. Most recently, Yummy Sushi Clock was updated on September 14, 2026 and athanBtime on August 4, 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.*