# ChessThink vs Chess Notation Fluency

The clearest difference is rating: Chess Notation Fluency at 5.0 against ChessThink's 4.3. Chess Notation Fluency also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 months). ChessThink's advantage is in-app purchases (none vs 1) and iOS requirement (16.4 vs 26.0). On price, ratings volume and device support there is nothing between them.

Both are free to download. Chess Notation Fluency sells 1 one-off in-app purchase. ChessThink asks for nothing beyond the download.

Chess Notation Fluency holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

ChessThink ships an update every 2 months, Chess Notation Fluency every 3 days. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ChessThink | Chess Notation Fluency |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/chessthink-chess-analysis/id6748467488/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chess-notation-fluency/id6809233054/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 144 MB | 42 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Dawid Wrzesinski](https://appshunter.io/developer/1812701337) | [Mark Harris](https://appshunter.io/developer/6799526558) |

## What reviewers say

### ChessThink

[App page](https://appshunter.io/ios/app/chessthink-chess-analysis/id6748467488)

This app provides powerful chess engine analysis using Stockfish, the world's strongest engine. It offers tools for studying openings, reviewing games, training against AI, and exploring chess variants. Analyze any position, detect blunders, and improve your game with precision tools and an intuitive interface.

**Highlights:** Stockfish chess engine analysis, Position setup and exploration, Chess960 and variants support, AI bot training with adjustable difficulty, Pass & Play mode for local multiplayer, Offline analysis capability, Customizable visual themes

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

**In-app purchases:** none


### Chess Notation Fluency

[App page](https://appshunter.io/ios/app/chess-notation-fluency/id6809233054)

Master chess notation with interactive exercises. Practice reading and writing Standard Algebraic Notation (SAN) using real game sequences. Track your progress and learn from detailed results.

**Highlights:** Read and write Standard Algebraic Notation (SAN), Practice with real game sequences, Train notation in both directions, Customizable practice modes, Detailed performance tracking, Offline practice available, No personal data collection

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game Library | $4.99 | one-time |


## Frequently asked questions

### Is ChessThink free?

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

### Is Chess Notation Fluency free?

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

### Which has better reviews, ChessThink or Chess Notation Fluency?

Chess Notation Fluency is rated higher. ChessThink averages 4.3 out of 5 from 4 ratings, while Chess Notation Fluency averages 5.0 from 2 ratings.

### Do ChessThink or Chess Notation Fluency have ads?

ChessThink shows ads; Chess Notation Fluency does not.

### Which is updated more often, ChessThink or Chess Notation Fluency?

ChessThink ships an update every 2 months, and Chess Notation Fluency every 3 days. Most recently, ChessThink was updated on October 24, 2026 and Chess Notation Fluency on October 13, 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.*