# Lucid Chess vs Fail Finder

The clearest difference is rating: Lucid Chess at 5.0 against Fail Finder's 4.5. Lucid Chess also leads on in-app purchases (none vs 1) and update cadence (monthly vs every 23 months). Fail Finder's advantage is ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Fail Finder sells 1 one-off in-app purchase. Lucid Chess asks for nothing beyond the download.

Lucid Chess holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Lucid Chess ships an update monthly, Fail Finder every 23 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Lucid Chess | Fail Finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lucid-chess/id1041884410/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/fail-finder/id6476245233/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 23 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 82 MB | 33 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seori Labs](https://appshunter.io/developer/994468959) | [Haywire Interactive LLC](https://appshunter.io/developer/1695974454) |

## What reviewers say

### Lucid Chess

[App page](https://appshunter.io/ios/app/lucid-chess/id1041884410)

A lightweight and fast chess application designed for quick play. It offers an AI engine with multiple difficulty levels, move suggestions, and an undo function. Enjoy multiplayer matches via Apple Game Center without needing an internet connection.

**Highlights:** Offline play, AI engine with 10 difficulty levels, Move suggestions, Undo function, Multiplayer via Apple Game Center

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

**In-app purchases:** none


### Fail Finder

[App page](https://appshunter.io/ios/app/fail-finder/id6476245233)

This app helps competitive gamers improve by identifying and categorizing their most frequent mistakes. Currently focused on Rocket League, it aims to support more games in the future, allowing players to pinpoint areas for practice and skill development.

**Highlights:** Mistake categorization, Identify common errors, Improve gaming skills, Rocket League support, Future game support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


## Frequently asked questions

### Is Lucid Chess free?

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

### Is Fail Finder free?

Fail Finder is free to download, with in-app purchases available.

### Which has better reviews, Lucid Chess or Fail Finder?

Lucid Chess is rated higher. Lucid Chess averages 5.0 out of 5 from 1 ratings, while Fail Finder averages 4.5 from 2 ratings.

### Do Lucid Chess or Fail Finder have ads?

Lucid Chess shows ads; Fail Finder does not.

### Which is updated more often, Lucid Chess or Fail Finder?

Lucid Chess ships an update monthly, and Fail Finder every 23 months. Most recently, Lucid Chess was updated on October 24, 2026 and Fail Finder on October 23, 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.*