# ms clock vs Jongchyeotda

The clearest difference is price: ms clock at Free against Jongchyeotda's $0.49. ms clock also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.1). Jongchyeotda's advantage is ads (none vs shown). On in-app purchases there is nothing between them.

ms clock is free to download; Jongchyeotda costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ms clock | Jongchyeotda |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | **[4.2 (10 ratings)](https://appshunter.io/ios/app/ms-clock-millisecond-clock/id6473691989/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 55 MB | 11 MB |
| Requires iOS | **15.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seulki Eom](https://appshunter.io/developer/1718927408) | [Logogram LC.](https://appshunter.io/developer/1896611245) |

## What reviewers say

### ms clock

[App page](https://appshunter.io/ios/app/ms-clock-millisecond-clock/id6473691989)

This app offers highly accurate timekeeping with millisecond precision. It includes a stopwatch with lap times and a customizable countdown timer, suitable for various activities and personal preferences.

**Highlights:** Millisecond precision clock, Stopwatch with lap time, Countdown timer, Customizable fonts and sizes, Dark and light modes, Full-screen mode

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

**In-app purchases:** none


### Jongchyeotda

[App page](https://appshunter.io/ios/app/jongchyeotda-school-bell/id6813399387)

**In-app purchases:** none


## Frequently asked questions

### Is ms clock free?

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

### Is Jongchyeotda free?

Jongchyeotda costs $0.49, with no in-app purchases.

### Do ms clock or Jongchyeotda have ads?

ms clock shows ads; Jongchyeotda does not.

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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.*