# Chess Clock XP vs Train Clock

The clearest difference is in-app purchases: Train Clock at none against Chess Clock XP's 1. Train Clock also leads on ads (none vs shown) and device support (3 vs 1). Chess Clock XP's advantage is update cadence (every 7 months vs every 23 months) and iOS requirement (11.0 vs 13.0). On price there is nothing between them.

Both are free to download. Chess Clock XP sells 1 one-off in-app purchase. Train Clock asks for nothing beyond the download.

Chess Clock XP ships an update every 7 months, Train Clock every 23 months. The most recent releases landed on November 1, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Chess Clock XP | Train Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/chess-clock-xp/id820710373/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 7 months** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 143 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chen Wang](https://appshunter.io/developer/820710376) | [hiroyuki uchida](https://appshunter.io/developer/669938829) |

## What reviewers say

### Chess Clock XP

[App page](https://appshunter.io/ios/app/chess-clock-xp/id820710373)

This app transforms your iPad into a versatile chess clock with customizable settings. It features two modes: forward for strategic play and countdown for timed excitement, with options for move bonuses or time limits. Its intuitive, text-free interface makes it accessible globally.

**Highlights:** Two working modes: forward and countdown, Customizable settings per player, Bonus seconds option, Time limits for moves, Intuitive, text-free interface, Optional sound prompts

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Train Clock

[App page](https://appshunter.io/ios/app/train-clock/id1097870845)

**In-app purchases:** none


## Frequently asked questions

### Is Chess Clock XP free?

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

### Is Train Clock free?

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

### Do Chess Clock XP or Train Clock have ads?

Chess Clock XP shows ads; Train Clock does not.

### Which is updated more often, Chess Clock XP or Train Clock?

Chess Clock XP ships an update every 7 months, and Train Clock every 23 months. Most recently, Chess Clock XP was updated on November 1, 2026 and Train Clock on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*