# ChessThink vs Nimzo

The clearest difference is in-app purchases: ChessThink at none against Nimzo's 4. ChessThink also leads on rating (4.3 vs 4.0) and iOS requirement (16.4 vs 18.0). Nimzo's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, ratings volume and device support there is nothing between them.

Both are free to download. Nimzo sells 4 in-app purchases, starting at $4.99 per month. ChessThink asks for nothing beyond the download.

ChessThink holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 4 and 4 respectively.

ChessThink ships an update every 2 months, Nimzo every 2 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ChessThink | Nimzo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/chessthink-chess-analysis/id6748467488/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/nimzo/id6758252932/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Ad-supported** | Subscription |
| Size | 144 MB | 51 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Dawid Wrzesinski](https://appshunter.io/developer/1812701337) | [Maximilian Leiwig](https://appshunter.io/developer/1871743987) |

## 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


### Nimzo

[App page](https://appshunter.io/ios/app/nimzo/id6758252932)

Master chess openings with a smart flashcard system that uses spaced repetition to build lasting memory. Actively recall moves and variations to keep your repertoire sharp and ensure your preparation sticks when it matters most.

**Highlights:** Smart flashcard review system, Personal opening repertoire building, Memorize main lines and variations, Earn XP and track progress, Create custom or community decks, Spaced repetition learning

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly access | $4.99 | per month |
| Monthly access | $8.99 | per month |
| Yearly access | $49.99 | per year |
| Yearly access | $89.99 | per year |


## Frequently asked questions

### Is ChessThink free?

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

### Is Nimzo free?

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

### Which has better reviews, ChessThink or Nimzo?

ChessThink is rated higher. ChessThink averages 4.3 out of 5 from 4 ratings, while Nimzo averages 4.0 from 4 ratings.

### Do ChessThink or Nimzo have ads?

ChessThink shows ads; Nimzo does not.

### Which is updated more often, ChessThink or Nimzo?

ChessThink ships an update every 2 months, and Nimzo every 2 weeks. Most recently, ChessThink was updated on October 30, 2026 and Nimzo on November 5, 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.*