# chess tmr vs Decima

The clearest difference is in-app purchases: chess tmr at none against Decima's 1. chess tmr also leads on iOS requirement (12.0 vs 17.0). Decima's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Decima sells 1 one-off in-app purchase. chess tmr asks for nothing beyond the download.

chess tmr ships an update every 3 months, Decima every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | chess tmr | Decima |
| --- | --- | --- |
| 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** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 45 MB | 12 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Liutauras Stravinskas](https://appshunter.io/developer/578189355) | [Krzysztof Pawlowski](https://appshunter.io/developer/1216003515) |

## 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


### Decima

[App page](https://appshunter.io/ios/app/decima/id1498371556)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Manipulator | $0.99 | one-time |


## Frequently asked questions

### Is chess tmr free?

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

### Is Decima free?

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

### Do chess tmr or Decima have ads?

chess tmr shows ads; Decima does not.

### Which is updated more often, chess tmr or Decima?

chess tmr ships an update every 3 months, and Decima every 2 months. Most recently, chess tmr was updated on November 1, 2026 and Decima on November 3, 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.*