- Duke Nukem Forever
- Duke Nukem Forever Completion Estimates
How long does it take to beat Duke Nukem Forever?
The estimated time to complete all 50 Duke Nukem Forever achievements is 20-25 hours.
This estimate is based on the modal completion time from 154 TrueAchievements members that have completed the game.
These estimates are only for the base game - please see individual DLC packs for their estimates
Site Completion Estimates