# Speed Chess Timer vs WattConverter!

The clearest difference is in-app purchases: WattConverter! at none against Speed Chess Timer's 1. WattConverter! also leads on update cadence (every 2 weeks vs every 2 months). Speed Chess Timer's advantage is iOS requirement (17.5 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Speed Chess Timer sells 1 one-off in-app purchase. WattConverter! asks for nothing beyond the download.

Speed Chess Timer ships an update every 2 months, WattConverter! every 2 weeks. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Speed Chess Timer | WattConverter! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/speed-chess-timer/id6517356303/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 8 MB |
| Requires iOS | **17.5** | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Muhammed Efdal incesu](https://appshunter.io/developer/1748859357) | [Lars Van der Veen](https://appshunter.io/developer/6796629448) |

## What reviewers say

### Speed Chess Timer

[App page](https://appshunter.io/ios/app/speed-chess-timer/id6517356303)

This application provides a precise and customizable timer for chess matches. It features a user-friendly interface with visual and audio alerts to help players manage their time effectively during games of all formats.

**Highlights:** Accurate timer for chess games, Customizable clock settings, User-friendly interface, Visual and audio alerts, Versatile settings for different chess styles, Ideal for tournaments and friendly matches

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Timer Lifetime Premium | $2.99 | one-time |


### WattConverter!

[App page](https://appshunter.io/ios/app/wattconverter/id6796629446)

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

**In-app purchases:** none


## Frequently asked questions

### Is Speed Chess Timer free?

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

### Is WattConverter! free?

WattConverter! is free to download, with no in-app purchases.

### Do Speed Chess Timer or WattConverter! have ads?

Neither Speed Chess Timer nor WattConverter! shows ads.

### Which is updated more often, Speed Chess Timer or WattConverter!?

Speed Chess Timer ships an update every 2 months, and WattConverter! every 2 weeks. Most recently, Speed Chess Timer was updated on October 5, 2026 and WattConverter! on October 14, 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.*