Stockfish Chess
#84,758 of 719,896 by ratings on Apple · #27,091 of 125,017 in Games
First seen by this census 09/05/2026 — the store does not publish a creation date
Last updated 10/29/2014
Tracked since 09/05/2026
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Category: Games
Description
Strong free chess program.
Features:
* Free, but much stronger than most commercial iPhone chess apps!
* Plays aggressive and dynamic chess, and is not afraid of sacrificing material for initiative or attacking chances.
* Adjustable playing strength.
* Choose between several styles of play: "Passive", "Solid", "Active", "Aggressive" or "Suicidal".
* Big, deep and varied opening book. Choose between three levels of book variety.
* Displays book moves and engine analysis, including search depth, evaluations and main lines.
* Allows you to easily set up board positions.
* Able to think during the opponent's time, for maximum playing strength (disabled by default, in order to save battery life).
* Supports saving and loading games to PGN files, sending games by e-mail, and transferring PGN files between your device and your computer.
* Play against the machine, or play both sides, with or without book moves and engine analysis displayed on the screen.
* Choose from nine piece sets and eight color schemes.
* Complete source code available under the GNU General Public License.
Alternatives to Stockfish Chess
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67,020 | 4.9 | compare |
Growth
Change in ratings, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.
| Per | Growth | Growth % | Actual change | Measured over |
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| day | Not enough history yet | |||
| week | Not enough history yet | |||
| month | Not enough history yet | |||
| year | Not enough history yet | |||
History
Tracking since 09/05/2026. History accumulates as changes are observed — check back soon.