# Chess Clock XP vs GrandMaster Openings

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

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

Chess Clock XP ships an update every 7 months, GrandMaster Openings every 8 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Chess Clock XP | GrandMaster Openings |
| --- | --- | --- |
| 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 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 48 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Chen Wang](https://appshunter.io/developer/820710376) | [Coding Minds, Inc.](https://appshunter.io/developer/1480612283) |

## 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 |


### GrandMaster Openings

[App page](https://appshunter.io/ios/app/grandmaster-openings/id6503989905)

**Features:** macOS Compatibility

**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 GrandMaster Openings free?

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

### Do Chess Clock XP or GrandMaster Openings have ads?

Chess Clock XP shows ads; GrandMaster Openings does not.

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

Chess Clock XP ships an update every 7 months, and GrandMaster Openings every 8 months. Most recently, Chess Clock XP was updated on October 6, 2026 and GrandMaster Openings on October 7, 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.*