# SmallFish Chess for Stockfish vs RD Grid Genius

The clearest difference is price: RD Grid Genius at Free against SmallFish Chess for Stockfish's $4.99. SmallFish Chess for Stockfish's advantage is chart position (#14 vs unranked) and iOS requirement (14.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

RD Grid Genius 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 | RD Grid Genius |
| --- | --- | --- |
| 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 | 79.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Paid | — |
| Best chart rank | **#14** | — |
| Size | 195 MB | 8 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ted Wong](https://appshunter.io/developer/570426131) | [Raghul S](https://appshunter.io/developer/1344469407) |

## What reviewers say

### SmallFish Chess for Stockfish

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

**Currently charting:** #14 Top Paid · Board, #52 Top Paid · Strategy, #151 Top Paid · Games (US App Store)

This app leverages the powerful Stockfish chess engine to help you analyze your games, study strategic thinking, and track your progress. It offers detailed game reviews, graphical evaluations, and access to opening books and endgame tablebases. Enjoy a clean interface with features like blunder checking and dark mode support.

**Highlights:** Stockfish chess engine integration, Game analysis with comments, Graphical game evaluation, Blunder checking, Opening books and endgame tablebases, Import from Chess.com and Lichess, Dark mode support

**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


### RD Grid Genius

[App page](https://appshunter.io/ios/app/rd-grid-genius/id6760827839)

**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 RD Grid Genius free?

RD Grid Genius is free to download, with no in-app purchases.

### Do SmallFish Chess for Stockfish or RD Grid Genius have ads?

Neither SmallFish Chess for Stockfish nor RD Grid Genius shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*