# Zen Flip Clock vs MD Clock

The clearest difference is monetization model: Zen Flip Clock at free with in-app purchases against MD Clock's subscription. Zen Flip Clock also leads on review sentiment (72% vs 47%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Zen Flip Clock sells 3 in-app purchases, starting at $0.99 per month and MD Clock sells 14 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Zen Flip Clock against 4.6 for MD Clock. Both are backed by a comparable volume of ratings — 6.2K and 6.6K respectively. Written reviews are what separate them: 72% of Zen Flip Clock's written reviews are positive against 47% of MD Clock's.

Zen Flip Clock ships an update every 2 weeks, MD Clock every 11 days. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Zen Flip Clock | MD Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6.2K ratings)](https://appshunter.io/ios/app/zen-flip-clock-minimal-timer/id1265404088/reviews)** | [4.6 (6.6K ratings)](https://appshunter.io/ios/app/md-clock-flip-clock/id1536358464/reviews) |
| Number of ratings | 6.2K | **6.6K** |
| Positive reviews | **71.8% of reviews** | 47.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 104 MB | 384 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Chaoyang Minimal Software Studio](https://appshunter.io/developer/1065436362) | [MD Studio](https://appshunter.io/developer/1438854445) |

## What reviewers say

### Zen Flip Clock

[App page](https://appshunter.io/ios/app/zen-flip-clock-minimal-timer/id1265404088)

This app offers a minimalist clock experience with multiple themes and powerful focus tools. It functions as a fullscreen desk clock and includes a Pomodoro timer, stopwatch, and hourly chime to help manage time and improve productivity.

**Highlights:** Multiple clock themes (flip, digital, minimalist), Fullscreen desk clock functionality, Pomodoro timer for focused work sessions, Stopwatch for timing tasks, Hourly chime for routine building, Time usage statistics, Home and lock screen widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $0.99 | per month |
| Yearly Pro | $4.99 | per year |
| Lifetime Pro | $9.99 | one-time |

**What reviewers like**

- 🚀 Amazing app
- 👍 Aesthetic and minimalistic
- 👍 Useful for studying and productivity
- 👍 Simple and easy to use
- 👍 Great for a desk clock

**What reviewers complain about**

- 🐛 Time display issues
- 🐛 Widget not working as expected
- 🐛 Pomodoro timer resets when switching apps
- 🔋 High battery consumption
- 💰 Paid features required for full functionality

**Reported bugs**

- Time display inaccuracies
- Widget freezing and displaying incorrect time
- Pomodoro timer not working as expected
- Compatibility issues with latest iOS updates
- App crashing or becoming unresponsive

**Requested features**

- Add alarm functionality
- Implement live activities support
- Allow custom pomodoro timer durations
- Provide more theme/color options
- Add world clock/timezone support


### MD Clock

[App page](https://appshunter.io/ios/app/md-clock-flip-clock/id1536358464)

A beautifully designed digital clock app offering a variety of themes and customization options. It supports dynamic widgets, StandBy mode, and multiple timers and alarms, enhancing your workspace and daily routines.

**Highlights:** 24 exquisite themes, Liquid Glass design adaptation, Customizable widgets, StandBy mode support, Multiple timers and alarms, Refined animation and sound effects

**Features:** Family Sharing, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MD Clock Premium (1 MONTH) | $0.99 | per month |
| MD Clock Premium | $1.99 | per 7 days |
| MD Clock Premium (1 YEAR) | $4.49 | per year |
| MD Clock Premium | $4.49 | per year |
| MD Clock Premium | $4.49 | per year |
| MD Clock Premium | $9.99 | per year |
| Black white & grey | $0.99 | one-time |
| Wood | $0.99 | one-time |
| AllTools | $4.99 | one-time |
| All Clocks | $5.99 | one-time |
| MD Clock Premium | $8.99 | one-time |
| MD Clock Premium | $9.99 | one-time |
| MD Clock Premium | $12.99 | one-time |
| MD Clock Premium | $24.99 | one-time |

**What reviewers like**

- 🚀 Smooth performance
- 👍 Aesthetically pleasing designs
- 🔒 Secure and reliable
- 💡 Useful widget functionality

**What reviewers complain about**

- 💰 Majority of features locked behind paywall
- 🐛 Inconsistent widget behavior
- 🔋 Potential battery drain issues
- 📦 Limited free clock options

**Reported bugs**

- Widgets not loading properly
- Clock time inaccuracies
- Subscription issues across devices

**Requested features**

- Add more free clock designs
- Allow customization of widget backgrounds
- Implement multi-timezone support
- Integrate with Apple Music for alarm tones


## Frequently asked questions

### Is Zen Flip Clock free?

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

### Is MD Clock free?

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

### Which has better reviews, Zen Flip Clock or MD Clock?

Zen Flip Clock is rated higher. Zen Flip Clock averages 4.7 out of 5 from 6.2K ratings, while MD Clock averages 4.6 from 6.6K ratings.

### Do Zen Flip Clock or MD Clock have ads?

Neither Zen Flip Clock nor MD Clock shows ads.

### Which is updated more often, Zen Flip Clock or MD Clock?

Zen Flip Clock ships an update every 2 weeks, and MD Clock every 11 days. Most recently, Zen Flip Clock was updated on September 22, 2026 and MD Clock on September 23, 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.*