Deep Cleaner is a free Android utility tool developed by olena. It aims to help users clean junk files and free up storage space on their phones efficiently. The program offers features such as junk file cleanup, which allows users to scan and remove temporary files, unnecessary installation packages, and large files that are taking up space on their devices.

Additionally, Deep Cleaner provides a duplicate media file cleanup function, enabling users to clear out duplicate or similar pictures, videos, and large files from their phones. By utilizing these features, users can optimize their device's storage capacity and improve overall performance.