Opus Magnum: main story about 16 hours; story with some extras about 27 hours; 100% completion about 44 hours. These are IGDB player-submitted averages from 1 submissions, not a deadline or a prediction of your pace.
| Playthrough | Average time |
|---|---|
| Main story | 16 hours |
| Story with some extras | 27 hours |
| 100% completion | 44 hours |
Source: IGDB player submissions, 1 submission, last updated March 2026.
About 16 hours to beat the main story of Opus Magnum, and about 27 hours with some of the side content. The story figure is the average for players who went to the credits without much of the side content, so a playthrough that wanders runs longer.
About 16 hours for the main story, 27 hours with some extras and 44 hours for 100%, going by the averages IGDB players have logged.
About 44 hours to complete Opus Magnum fully, about 2.8 times the main story.
Community playtime data is not available for Opus Magnum yet. Tracked platforms include Steam.
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