How long is Book of Demons?

Book of Demons takes about 10h 5m to beat the main story, or around 13h 55m with extras.

How long does it take to 100% Book of Demons?

A completionist run of Book of Demons takes about 31h 48m.

80Meta Score

Updated community averages based on player submissions.

Main Story

10h 5m

Main + Extra

13h 55m

Completionist

31h 48m

2 videos + 8 screenshots

Book of Demons is a deck-building hack and slash adventure, with a dark theme reminiscent of classics of the PC ARPG genre.

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Last updated Mar 7, 2026