# Stereo Mas vs Chess Clock & Chess Timer

The clearest difference is in-app purchases: Stereo Mas at none against Chess Clock & Chess Timer's 2. Stereo Mas also leads on rating (5.0 vs 4.6) and iOS requirement (15.0 vs 17). Chess Clock & Chess Timer's advantage is ads (none vs shown) and update cadence (monthly vs every 20 months). On price, ratings volume and device support there is nothing between them.

Both are free to download. Chess Clock & Chess Timer sells 2 in-app purchases, starting at $3.99 per 7 days. Stereo Mas asks for nothing beyond the download.

Stereo Mas holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 4 and 9 respectively.

Stereo Mas ships an update every 20 months, Chess Clock & Chess Timer monthly. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Stereo Mas | Chess Clock & Chess Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/stereo-mas/id1588363170/reviews)** | [4.6 (9 ratings)](https://appshunter.io/ios/app/chess-clock-and-chess-timer/id6756974049/reviews) |
| Number of ratings | 4 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 20 months | **Monthly** |
| Monetization | **Ad-supported** | Freemium |
| Size | 53 MB | 7 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Kexy Martinez](https://appshunter.io/developer/1588363172) | [Maksym Farynets](https://appshunter.io/developer/1863963980) |

## What reviewers say

### Stereo Mas

[App page](https://appshunter.io/ios/app/stereo-mas/id1588363170)

This app aims to spread the teachings of Jesus Christ, fostering a daily connection with Him and promoting values of love and service. It utilizes media platforms to share messages of salvation and restoration, inspiring listeners to feel loved by their Creator.

**Highlights:** Spreads the Word of God, Daily spiritual experience, Promotes love and service, Uses radio and digital media, Messages of salvation and restoration, Christ-centered content

**Features:** macOS Compatibility

**In-app purchases:** none


### Chess Clock & Chess Timer

[App page](https://appshunter.io/ios/app/chess-clock-and-chess-timer/id6756974049)

This app provides a tournament-ready chess clock for over-the-board games. It offers customizable time controls, including increments and delays, and supports features like time odds for uneven matchups. Enjoy a clean interface with sound cues and mid-game adjustments.

**Highlights:** Tournament-ready chess clock, Customizable time controls (increment, delay), Time odds for uneven matchups, Presets for various game speeds, Mid-game adjustments, Offline play

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Days Free | $3.99 | per 7 days |
| Premium Annual | $49.99 | per year |


## Frequently asked questions

### Is Stereo Mas free?

Stereo Mas is free to download, with no in-app purchases.

### Is Chess Clock & Chess Timer free?

Chess Clock & Chess Timer is free to download, with in-app purchases available.

### Which has better reviews, Stereo Mas or Chess Clock & Chess Timer?

Stereo Mas is rated higher. Stereo Mas averages 5.0 out of 5 from 4 ratings, while Chess Clock & Chess Timer averages 4.6 from 9 ratings.

### Do Stereo Mas or Chess Clock & Chess Timer have ads?

Stereo Mas shows ads; Chess Clock & Chess Timer does not.

### Which is updated more often, Stereo Mas or Chess Clock & Chess Timer?

Stereo Mas ships an update every 20 months, and Chess Clock & Chess Timer monthly. Most recently, Stereo Mas was updated on October 7, 2026 and Chess Clock & Chess Timer on October 13, 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.*