# Old Japanese Clock Lite vs 不定時法  和時計アプリ

The clearest difference is price: Old Japanese Clock Lite at Free against 不定時法  和時計アプリ's $1.99. 不定時法  和時計アプリ's advantage is ads (none vs shown) and update cadence (daily vs every 4 months). On in-app purchases and device support there is nothing between them.

Old Japanese Clock Lite is free to download; 不定時法  和時計アプリ costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Old Japanese Clock Lite ships an update every 4 months, 不定時法  和時計アプリ daily. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Old Japanese Clock Lite | 不定時法  和時計アプリ |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/old-japanese-clock-lite/id867913934/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Ad-supported | — |
| Size | 10 MB | 15 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takafumi AMANO](https://appshunter.io/developer/581065340) | [kotobaz](https://appshunter.io/developer/1634727152) |

## What reviewers say

### Old Japanese Clock Lite

[App page](https://appshunter.io/ios/app/old-japanese-clock-lite/id867913934)

Explore a historical Japanese timekeeping system, the Temporeki, used in the late Edo era. This app is useful for understanding historical documents, adjusting traditional Japanese clocks, and immersing yourself in the lifestyle of ninjas and samurais.

**Highlights:** Temporeki clock system, Historical Japanese timekeeping, Edo era lifestyle recreation, Wadokei clock adjustment, Historical document interpretation

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

**In-app purchases:** none


### 不定時法  和時計アプリ

[App page](https://appshunter.io/ios/app/edoclock/id6762467689)

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

**In-app purchases:** none


## Frequently asked questions

### Is Old Japanese Clock Lite free?

Old Japanese Clock Lite is free to download, with no in-app purchases.

### Is 不定時法  和時計アプリ free?

不定時法  和時計アプリ costs $1.99, with no in-app purchases.

### Do Old Japanese Clock Lite or 不定時法  和時計アプリ have ads?

Old Japanese Clock Lite shows ads; 不定時法  和時計アプリ does not.

### Which is updated more often, Old Japanese Clock Lite or 不定時法  和時計アプリ?

Old Japanese Clock Lite ships an update every 4 months, and 不定時法  和時計アプリ daily. Most recently, Old Japanese Clock Lite was updated on October 13, 2026 and 不定時法  和時計アプリ on October 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.*