# NanaTimer vs Shiatomawa

The clearest difference is update cadence: Shiatomawa at every 2 days against NanaTimer's weekly. NanaTimer's advantage is iOS requirement (17.0 vs 26.0). On price, ads, 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.

NanaTimer ships an update weekly, Shiatomawa every 2 days. Both last shipped on October 5, 2026.

## The numbers

| Metric | NanaTimer | Shiatomawa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 4 MB | 7 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [JEONGUK SHIN](https://appshunter.io/developer/1755611007) | [Takahiro Suzuki](https://appshunter.io/developer/1491194921) |

## What reviewers say

### NanaTimer

[App page](https://appshunter.io/ios/app/nanatimer-study-timer/id6511249582)

**Features:** macOS Compatibility

**In-app purchases:** none


### Shiatomawa

[App page](https://appshunter.io/ios/app/shiatomawa/id6753652007)

**In-app purchases:** none


## Frequently asked questions

### Is NanaTimer free?

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

### Is Shiatomawa free?

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

### Do NanaTimer or Shiatomawa have ads?

Neither NanaTimer nor Shiatomawa shows ads.

### Which is updated more often, NanaTimer or Shiatomawa?

NanaTimer ships an update weekly, and Shiatomawa every 2 days. Most recently, NanaTimer was updated on October 5, 2026 and Shiatomawa 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.*