# ChessClock vs SmallFish Chess for Stockfish

The clearest difference is price: ChessClock at Free against SmallFish Chess for Stockfish's $4.99. SmallFish Chess for Stockfish's advantage is review sentiment (79% vs 38%) and ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

ChessClock 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.

ChessClock ships an update every 8 months, SmallFish Chess for Stockfish every 8 days. The most recent releases landed on October 16, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | ChessClock | SmallFish Chess for Stockfish |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[4.8 (4.5K ratings)](https://appshunter.io/ios/app/smallfish-chess-for-stockfish/id675049147/reviews)** |
| Number of ratings | — | **4.5K** |
| Positive reviews | 37.5% of reviews | **79.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 8 days** |
| Monetization | Ad-supported | **Free** |
| Best chart rank | — | **#15** |
| Size | 5 MB | 195 MB |
| Requires iOS | 15.4 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aardustry GmbH](https://appshunter.io/developer/1674069248) | [Ted Wong](https://appshunter.io/developer/570426131) |

## What reviewers say

### ChessClock

[App page](https://appshunter.io/ios/app/chessclock/id287026942)

This app provides a digital and analog chess clock with customizable time controls, including Fischer, Bronstein, and USCF delay modes. It features a classic skeuomorphic design and highlights the active clock for easy tracking during games.

**Highlights:** Dual clock display, Fischer, Bronstein, USCF delay modes, Analog and digital modes, Independent clock settings, Active clock highlighting, Skeuomorphic design

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

**In-app purchases:** none


### SmallFish Chess for Stockfish

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

**Currently charting:** #15 Top Paid · Board, #44 Top Paid · Strategy, #127 Top Paid · Games, #199 Top Paid (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


## Frequently asked questions

### Is ChessClock free?

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

### Is SmallFish Chess for Stockfish free?

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

### Do ChessClock or SmallFish Chess for Stockfish have ads?

ChessClock shows ads; SmallFish Chess for Stockfish does not.

### Which is updated more often, ChessClock or SmallFish Chess for Stockfish?

ChessClock ships an update every 8 months, and SmallFish Chess for Stockfish every 8 days. Most recently, ChessClock was updated on October 16, 2026 and SmallFish Chess for Stockfish on October 26, 2026.

---

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