LOCAL FILE ANALYZERFind local duplicates.
Find local duplicates.
Keep every file on your device.
No account and no installation. DUPESPACE reads only the folder you choose, compares content inside your browser and creates a report. Files are not uploaded, and the web app cannot delete them.
Read-only analysis. Originals stay unchanged.Unexported results leave memory when you close the tab
Choose a folder and find exact duplicates in your browser.
DUPESPACE quickly narrows the list, then verifies complete file contents. Nothing is uploaded or deleted.
Never sent to a serverOn-device analysisRead-only report
How files are compared
DUPESPACE first groups exact file sizes, samples content to rule out obvious differences, then reads every remaining candidate in chunks and verifies a SHA-256 content fingerprint.