# chess tmr vs RYB Color meter

The clearest difference is ads: RYB Color meter at none against chess tmr's shown. RYB Color meter also leads on update cadence (every 3 weeks vs every 3 months). chess tmr's advantage is iOS requirement (12.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

chess tmr ships an update every 3 months, RYB Color meter every 3 weeks. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | chess tmr | RYB Color meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chess-tmr/id581729862/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 45 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Liutauras Stravinskas](https://appshunter.io/developer/578189355) | [ERIK FRANKLIN ANGERSTIG](https://appshunter.io/developer/1885401386) |

## What reviewers say

### chess tmr

[App page](https://appshunter.io/ios/app/chess-tmr/id581729862)

This app provides a classic analog-style timer for chess, checkers, and other games. It supports various time control methods including Fischer delay, Bronstein delay, and sudden death. Users can also visually distinguish the active clock.

**Highlights:** Analog-style clock display, Fischer delay, Bronstein delay, Simple delay, Sudden death, Hour Glass time control, Visual clock blurring

**Features:** Vision Pro support

**In-app purchases:** none


### RYB Color meter

[App page](https://appshunter.io/ios/app/ryb-color-meter/id6760628228)

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

**In-app purchases:** none


## Frequently asked questions

### Is chess tmr free?

chess tmr is free to download, with no in-app purchases.

### Is RYB Color meter free?

RYB Color meter is free to download, with no in-app purchases.

### Do chess tmr or RYB Color meter have ads?

chess tmr shows ads; RYB Color meter does not.

### Which is updated more often, chess tmr or RYB Color meter?

chess tmr ships an update every 3 months, and RYB Color meter every 3 weeks. Most recently, chess tmr was updated on October 11, 2026 and RYB Color meter on October 25, 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.*