# Chess Analyzer 24/7 vs Chess Lab

The clearest difference is ads: Chess Analyzer 24/7 at none against Chess Lab's shown. Chess Analyzer 24/7 also leads on iOS requirement (15.1 vs 17.6). Chess Lab's advantage is update cadence (every 4 days vs monthly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Chess Analyzer 24/7 sells 3 one-off in-app purchases and Chess Lab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Chess Analyzer 24/7 ships an update monthly, Chess Lab every 4 days. The most recent releases landed on October 8, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Chess Analyzer 24/7 | Chess Lab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 64 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robodine Inc.](https://appshunter.io/developer/1859235380) | [koji ozono](https://appshunter.io/developer/1826482515) |

## What reviewers say

### Chess Analyzer 24/7

[App page](https://appshunter.io/ios/app/chess-analyzer-247/id6756217815)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Credits | $4.99 | one-time |
| 2000 Credits | $8.99 | one-time |
| 5000 Credits | $13.99 | one-time |


### Chess Lab

[App page](https://appshunter.io/ios/app/chess-lab-arasan-ai-engine/id6757245101)

Analyze chess games with a powerful AI engine, practice against 30 difficulty levels, or watch live top-tier matches. Save and replay games, import PGNs, and customize your board view for a premium experience.

**Highlights:** AI-powered game analysis, 30 difficulty levels for CPU play, Local 2-player mode, Lichess spectating with channel selection, Save and replay games, PGN import, Customizable 2D/2.5D board views

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Lab Pro | $2.99 | one-time |


## Frequently asked questions

### Is Chess Analyzer 24/7 free?

Chess Analyzer 24/7 is free to download, with in-app purchases available.

### Is Chess Lab free?

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

### Do Chess Analyzer 24/7 or Chess Lab have ads?

Chess Lab shows ads; Chess Analyzer 24/7 does not.

### Which is updated more often, Chess Analyzer 24/7 or Chess Lab?

Chess Analyzer 24/7 ships an update monthly, and Chess Lab every 4 days. Most recently, Chess Analyzer 24/7 was updated on October 8, 2026 and Chess Lab on November 8, 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.*