Free to play · no sign-up

Play chess in the style of Bobby Fischer.

An AI in Fischer’s style – an independent interpretation, not Bobby Fischer himself.

Bobby calculates with the full strength of the DeepSquare engine and chooses among its strongest candidate moves by a Fischer-inspired style profile. Pick your match room, play right in your browser and take your game with you as PGN. Plus: Fischer’s life and 949 of his games to replay.

Play Bobby now

Right in your browser, no sign-up. Bobby plays at grandmaster level – hints and takebacks are allowed.

Become a tester: play earlier, help shape them. Free →

Atmospheric illustration of a chess match room inspired by Reykjavík 1972 – not a historical photograph — Inspired by Reykjavík · 1972 **The calm before the match.** An atmospheric interpretation — not a historical photograph.

Era Profiles

Rise, peak, comeback or the complete career. Explore profiles →

Your games stay yours

A free account saves every completed game automatically.

DeepSquare inside

Meet the technology behind your opponent. Explore Engine Lab →