# SmallFish Chess for Stockfish vs Button Run

The clearest difference is price: Button Run at Free against SmallFish Chess for Stockfish's $4.99. SmallFish Chess for Stockfish's advantage is chart position (#25 vs unranked). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Button Run is free to download; SmallFish Chess for Stockfish costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SmallFish Chess for Stockfish | Button Run |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.8 (4.5K ratings)](https://appshunter.io/ios/app/smallfish-chess-for-stockfish/id675049147/reviews)** | — |
| Number of ratings | **4.5K** | — |
| Positive reviews | 79.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Monetization | Free | — |
| Best chart rank | **#25** | — |
| Size | 195 MB | 69 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ted Wong](https://appshunter.io/developer/570426131) | [Adem Guclu](https://appshunter.io/developer/1192501965) |

## What reviewers say

### SmallFish Chess for Stockfish

[App page](https://appshunter.io/ios/app/smallfish-chess-for-stockfish/id675049147)

**Currently charting:** #25 Top Paid · Board, #75 Top Paid · Strategy (US App Store)

This app leverages the powerful Stockfish chess engine to help you improve your game. Analyze your matches with detailed comments, study the engine's thought process, and track your progress. It offers advanced features like blunder checking and graphical evaluations without any ads or in-app purchases.

**Highlights:** Blunder checking, Multiple line analysis, Graphical game evaluation, Game previews, Dark mode support, Endgame tablebase, Opening books

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful chess engine
- 👍 Intuitive and clean interface
- 💡 Customizable board and piece styles
- 🚀 Fast move calculations
- 👍 Helpful analysis and suggestions

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🐛 Issues with board and coordinate display
- 🐛 Inconsistencies in engine difficulty levels
- 🐛 Problems with PGN file handling
- 👎 Complicated user interface

**Reported bugs**

- Crashes when setting up positions
- Incorrect move suggestions and engine evaluations
- Freezing and unresponsiveness during gameplay
- Issues with board and coordinate display alignment

**Requested features**

- Add support for variations and multiple analysis lines
- Implement a two-player mode with piece flipping
- Add PGN file sorting, searching, and folder support
- Provide an option to hide the board and show captured pieces
- Integrate with chess.com and other platforms


### Button Run

[App page](https://appshunter.io/ios/app/button-run/id6774987391)

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

**In-app purchases:** none


## Frequently asked questions

### Is SmallFish Chess for Stockfish free?

SmallFish Chess for Stockfish costs $4.99, with no in-app purchases.

### Is Button Run free?

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

### Do SmallFish Chess for Stockfish or Button Run have ads?

Neither SmallFish Chess for Stockfish nor Button Run shows ads.

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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.*