Duplicate Files Fixer & Remover by Systweak Software is a free Android app that helps users recover storage space on their devices by scanning and deleting duplicate files. The app is capable of identifying and removing duplicate audio files, videos, pictures, and documents, thus saving users the hassle of manually searching for and deleting them.

Duplicate Files Fixer offers several key features, including a full duplicate scan that searches all kinds of duplicate files on your device, customizable scan filters that allow you to choose files with the same name & size, same content, include 0-byte files and hidden files & folders as well, and multiple language support with 16 different languages to choose from. The app also allows users to exclude certain files by adding them manually into the Ignore List.

The app arranges identified duplicate files in groups, making it easy to analyze, select, and delete them. Before taking any action, users can preview files to ensure they are selecting the correct ones. The app also provides users with the option to select multiple files at once using a variety of selection options, including mark all except first, mark all except last, unmark all, and unmark shortest file location. Additionally, the app can scan for both duplicate and similar pictures and automatically mark all the duplicates and similar images from the groups.