dupEx

DupEx (Duplicate Exterminator) is a high-performance tool for Linux that finds byte-identical files and helps you choose which ones to remove — fast, and without putting your data at risk. It does one thing, and does it perfectly.

Scan, find and inspect all duplicates and see how much space you could free — full speed, no limits. Deleting files is reserved for the paid editions.

- Never deletes without your knowledge
- No ads, no spyware, no tracking
- One-time purchase, no subscription
- Multilingual
- Native Linux app