# THUNDER vs Speed Chess Timer

The clearest difference is in-app purchases: THUNDER at none against Speed Chess Timer's 1. THUNDER also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.5). Speed Chess Timer's advantage is update cadence (every 2 months vs every 11 months). On price and ads there is nothing between them.

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

THUNDER ships an update every 11 months, Speed Chess Timer every 2 months. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | THUNDER | Speed Chess Timer |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 54 MB | 2 MB |
| Requires iOS | **14.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rubik Smart Solutions](https://appshunter.io/developer/1483981076) | [Muhammed Efdal incesu](https://appshunter.io/developer/1748859357) |

## What reviewers say

### THUNDER

[App page](https://appshunter.io/ios/app/thunder/id1567021141)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is THUNDER free?

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

### Is Speed Chess Timer free?

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

### Do THUNDER or Speed Chess Timer have ads?

Neither THUNDER nor Speed Chess Timer shows ads.

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

THUNDER ships an update every 11 months, and Speed Chess Timer every 2 months. Most recently, THUNDER was updated on October 12, 2026 and Speed Chess Timer on October 5, 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.*