# Minimum Clock vs Voice Marker Clock

The clearest difference is ads: Voice Marker Clock at none against Minimum Clock's shown. Minimum Clock's advantage is iOS requirement (12.0 vs 17.0). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Minimum Clock sells 1 one-off in-app purchase and Voice Marker Clock sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Minimum Clock ships an update every 3 weeks, Voice Marker Clock every 2 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Minimum Clock | Voice Marker Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/minimum-clock/id1543594398/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 15 MB | 12 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Mihoko Araki](https://appshunter.io/developer/1476136915) | [Yuichiro Niwa](https://appshunter.io/developer/1694263025) |

## What reviewers say

### Minimum Clock

[App page](https://appshunter.io/ios/app/minimum-clock/id1543594398)

This app offers a minimalist digital and analog clock with customizable features. Adjust size, switch between 12/24 hour formats, and select background colors. It includes a time signal with numerous tones and allows for date format changes.

**Highlights:** Digital and analog clock display, Adjustable clock size, 12/24 hour format switching, Customizable background colors, Hourly time signal with 78 tones, Date format customization, Screen rotation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Minimum Clock with no ads | $1.99 | one-time |


### Voice Marker Clock

[App page](https://appshunter.io/ios/app/voice-marker-clock/id6502950713)

This analog clock app reads the time aloud at customizable intervals and allows users to set colored time markers with countdowns and notifications. It can also function as a simple, silent clock when needed.

**Highlights:** Voice time announcements, Customizable announcement intervals, Colored time markers, Countdown to marked time, Sound notifications for marked time, Simple clock mode

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Treat me to a donut | $1.99 | one-time |
| Marker - Feature Addition | $3.99 | one-time |
| Treat me to a hamburger | $4.99 | one-time |
| Treat me to a sushi. | $8.99 | one-time |


## Frequently asked questions

### Is Minimum Clock free?

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

### Is Voice Marker Clock free?

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

### Do Minimum Clock or Voice Marker Clock have ads?

Minimum Clock shows ads; Voice Marker Clock does not.

### Which is updated more often, Minimum Clock or Voice Marker Clock?

Minimum Clock ships an update every 3 weeks, and Voice Marker Clock every 2 weeks. Most recently, Minimum Clock was updated on October 6, 2026 and Voice Marker Clock on October 7, 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.*