# Chess Studio Lite vs Encyclopedia 3 by Informant

The clearest difference is rating: Encyclopedia 3 by Informant at 4.9 against Chess Studio Lite's 4.4. Encyclopedia 3 by Informant also leads on review sentiment (100% vs 64%) and iOS requirement (8.0 vs 15.0). Chess Studio Lite's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs every 3 months). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Encyclopedia 3 by Informant sells 1 one-off in-app purchase. Chess Studio Lite asks for nothing beyond the download.

Encyclopedia 3 by Informant holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 11 and 17 respectively. Written reviews point the same way: 64% of Chess Studio Lite's written reviews are positive against 100% of Encyclopedia 3 by Informant's.

Chess Studio Lite ships an update fortnightly, Encyclopedia 3 by Informant every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Chess Studio Lite | Encyclopedia 3 by Informant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (11 ratings)](https://appshunter.io/ios/app/chess-studio-lite/id694586937/reviews) | **[4.9 (17 ratings)](https://appshunter.io/ios/app/encyclopedia-3-by-informant/id1256485200/reviews)** |
| Number of ratings | 11 | **17** |
| Positive reviews | 63.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | Free |
| Size | 237 MB | 44 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Giordano Vicoli](https://appshunter.io/developer/460922805) | [Chess King](https://appshunter.io/developer/1096660597) |

## What reviewers say

### Chess Studio Lite

[App page](https://appshunter.io/ios/app/chess-studio-lite/id694586937)

Manage and analyze chess games and databases in PGN format. Study openings, practice against engines, and solve puzzles with advanced analysis tools. Supports multiple devices and cloud storage integration.

**Highlights:** PGN database management, Game analysis with Stockfish 18, Opening book creation and import, Diagram recognition, Cloud storage integration, Play against engine (standard & Chess 960)

**Features:** Vision Pro support

**In-app purchases:** none


### Encyclopedia 3 by Informant

[App page](https://appshunter.io/ios/app/encyclopedia-3-by-informant/id1256485200)

This educational tool offers systematic chess training with advanced-level combinations for players rated 2400 ELO. It provides interactive lessons, hints, and explanations to improve tactical skills and game knowledge. The app challenges users consistently, unveiling new intricacies as they master specific tactics.

**Highlights:** Advanced level chess combinations, Systematic training by theme, Interactive theoretical lessons, Hints and refutations for mistakes, Play positions against computer, Monitors ELO rating changes, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Course | $9.99 | one-time |


## Frequently asked questions

### Is Chess Studio Lite free?

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

### Is Encyclopedia 3 by Informant free?

Encyclopedia 3 by Informant is free to download, with in-app purchases available.

### Which has better reviews, Chess Studio Lite or Encyclopedia 3 by Informant?

Encyclopedia 3 by Informant is rated higher. Chess Studio Lite averages 4.4 out of 5 from 11 ratings, while Encyclopedia 3 by Informant averages 4.9 from 17 ratings.

### Do Chess Studio Lite or Encyclopedia 3 by Informant have ads?

Neither Chess Studio Lite nor Encyclopedia 3 by Informant shows ads.

### Which is updated more often, Chess Studio Lite or Encyclopedia 3 by Informant?

Chess Studio Lite ships an update fortnightly, and Encyclopedia 3 by Informant every 3 months. Most recently, Chess Studio Lite was updated on October 24, 2026 and Encyclopedia 3 by Informant on October 24, 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.*