# Chess Clock XP vs Random Number

The clearest difference is review sentiment: Random Number at 100% against Chess Clock XP's 0%. Random Number also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 1). Chess Clock XP's advantage is iOS requirement (11.0 vs 17.0). On price, ads and device support there is nothing between them.

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

Random Number holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Random Number has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Chess Clock XP's written reviews are positive against 100% of Random Number's.

Chess Clock XP ships an update every 7 months, Random Number every 3 weeks. The most recent releases landed on October 6, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Chess Clock XP | Random Number |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/chess-clock-xp/id820710373/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/random-number-dice-roller/id6749516460/reviews)** |
| Number of ratings | 1 | **8** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 5 MB | 16 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Chen Wang](https://appshunter.io/developer/820710376) | [Fawkes Wei](https://appshunter.io/developer/432767536) |

## 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 |


### Random Number

[App page](https://appshunter.io/ios/app/random-number-dice-roller/id6749516460)

Generate fair random numbers using three distinct algorithms: true random, shuffled deck, or bell curve. Set custom ranges, view history, and use for raffles, prize draws, or educational purposes.

**Highlights:** Three distinct random number algorithms, Customizable min/max range, History of generated numbers, Fair raffle and prize draw generation, Dice rolling for games, Probability and statistics teaching tool

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

**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 Random Number free?

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

### Which has better reviews, Chess Clock XP or Random Number?

Random Number is rated higher. Chess Clock XP averages 4.0 out of 5 from 1 ratings, while Random Number averages 5.0 from 8 ratings.

### Do Chess Clock XP or Random Number have ads?

Both Chess Clock XP and Random Number show ads.

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

Chess Clock XP ships an update every 7 months, and Random Number every 3 weeks. Most recently, Chess Clock XP was updated on October 6, 2026 and Random Number on September 25, 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.*