# Mugen Clock vs Big Clock

The clearest difference is review sentiment: Mugen Clock at 96% against Big Clock's 0%. Mugen Clock also leads on rating (4.5 vs 3.3) and update cadence (every 9 days vs every 3 months). Big Clock's advantage is monetization model (ad-supported vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mugen Clock sells 1 one-off in-app purchase and Big Clock sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Mugen Clock holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: Mugen Clock has 63 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 96% of Mugen Clock's written reviews are positive against 0% of Big Clock's.

Mugen Clock ships an update every 9 days, Big Clock every 3 months. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Mugen Clock | Big Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (63 ratings)](https://appshunter.io/ios/app/mugen-clock/id1064833509/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/big-clock-digital-display/id1553856417/reviews) |
| Number of ratings | **63** | 3 |
| Positive reviews | **95.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 116 MB | 66 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Koichiro Kamada](https://appshunter.io/developer/476534292) | [Kevin Ghori](https://appshunter.io/developer/1639082610) |

## What reviewers say

### Mugen Clock

[App page](https://appshunter.io/ios/app/mugen-clock/id1064833509)

This app offers a highly readable clock with large, bold numbers that fill the screen. Customize colors, fonts, and layouts, and set personal photos or videos as backgrounds. Includes timer and stopwatch functions for added utility.

**Highlights:** Large, full-screen time display, Customizable colors and fonts, Photo and video backgrounds, Adjustable layout options, Integrated timer and stopwatch, Saved presets for different modes

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $5.99 | one-time |


### Big Clock

[App page](https://appshunter.io/ios/app/big-clock-digital-display/id1553856417)

This utility app displays the current day, time, and date in a large, full-screen digital format. It offers customization options for clock digit color and includes integrated alarm, timer, and stopwatch functionalities with advanced settings like repetition and lap tracking.

**Highlights:** Full-screen digital clock display, Customizable digit colors, Multiple alarm settings, Countdown timer, Stopwatch with lap feature, Display day and date

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Big Digital Clock Weekly Plan | $4.99 | per 7 days |
| Big Digital Clock Monthly Plan | $9.99 | per month |
| Big Digital Clock Yearly Plan | $49.99 | per year |


## Frequently asked questions

### Is Mugen Clock free?

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

### Is Big Clock free?

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

### Which has better reviews, Mugen Clock or Big Clock?

Mugen Clock is rated higher. Mugen Clock averages 4.5 out of 5 from 63 ratings, while Big Clock averages 3.3 from 3 ratings.

### Do Mugen Clock or Big Clock have ads?

Both Mugen Clock and Big Clock show ads.

### Which is updated more often, Mugen Clock or Big Clock?

Mugen Clock ships an update every 9 days, and Big Clock every 3 months. Most recently, Mugen Clock was updated on October 16, 2026 and Big Clock on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*