# keyes Bit Car vs Digital Japanese Clock

The clearest difference is in-app purchases: keyes Bit Car at none against Digital Japanese Clock's 1. keyes Bit Car also leads on ads (none vs shown) and iOS requirement (10.1 vs 14.0). Digital Japanese Clock's advantage is update cadence (every 6 weeks vs every 33 months). On price and device support there is nothing between them.

Both are free to download. Digital Japanese Clock sells 1 one-off in-app purchase. keyes Bit Car asks for nothing beyond the download.

keyes Bit Car ships an update every 33 months, Digital Japanese Clock every 6 weeks. The most recent releases landed on October 29, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | keyes Bit Car | Digital Japanese Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/digital-japanese-clock/id1665402709/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 33 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 6 MB |
| Requires iOS | **10.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [克俭 左](https://appshunter.io/developer/1449795321) | [Mihoko Araki](https://appshunter.io/developer/1476136915) |

## What reviewers say

### keyes Bit Car

[App page](https://appshunter.io/ios/app/keyes-bit-car/id1524897128)

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Japanese Clock

[App page](https://appshunter.io/ios/app/digital-japanese-clock/id1665402709)

Experience the Edo period's unique timekeeping with this digital clock. It simulates the indefinite time method, dividing days and nights into variable lengths. Customize sounds, displays, and backgrounds for an immersive historical experience.

**Highlights:** Indefinite time method simulation, Customizable bell sounds (drums, cannons, cuckoo), Multiple display options (zodiac, numerals, emojis), Adjustable background color and font, Optional modern sub-clock display, Settings for time methods and display elements

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $1.99 | one-time |


## Frequently asked questions

### Is keyes Bit Car free?

keyes Bit Car is free to download, with no in-app purchases.

### Is Digital Japanese Clock free?

Digital Japanese Clock is free to download, with in-app purchases available.

### Do keyes Bit Car or Digital Japanese Clock have ads?

Digital Japanese Clock shows ads; keyes Bit Car does not.

### Which is updated more often, keyes Bit Car or Digital Japanese Clock?

keyes Bit Car ships an update every 33 months, and Digital Japanese Clock every 6 weeks. Most recently, keyes Bit Car was updated on October 29, 2026 and Digital Japanese Clock on October 17, 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.*