How to find duplicate files in Google Drive
Google Drive has no built-in duplicate finder, and copies pile up quietly: the same folder uploaded twice, a backup of a backup, photos imported again. Here's how to find them without deleting the wrong thing.
How duplicates get there
- Uploading a folder again and choosing Keep both.
- Copying a folder "just in case" before a reorganisation.
- Syncing the same computer folder from two places.
- Importing a camera card or phone more than once.
- Files named "(1)", "Copy of …" or "final final".
Same name isn't the same file
Two files called IMG_0001.jpg are often different photos, and two files with different names can be identical. The reliable test is the file's checksum: a fingerprint Google keeps for every uploaded file. If two checksums match, the files are exact copies, whatever they're called and wherever they sit.
Google Docs, Sheets and Slides have no checksum, so they can only be compared by name and size, which is a hint, never proof.
Removing them safely
- Start with the largest duplicates: a few big ones are worth more than hundreds of small ones.
- Keep the copy that sits where you'd look for it, and delete the stray one.
- Check whether anyone else uses a shared copy before you delete it.
- Deleted files go to the trash first, so you have 30 days to change your mind. Empty it once you're sure.
Questions
Does Google Drive find duplicate files?
No. Google Drive has no duplicate finder. When you upload a file with the same name into the same folder it offers to replace it or keep both, but it doesn't look for copies anywhere else.
How can I tell if two files in Google Drive are exact duplicates?
Compare their checksums, a fingerprint Google keeps for every uploaded file. Matching checksums mean the files are identical, even if their names differ. TidierCloud lists exact copies this way, kept apart from files that only share a name and size.
See it for your own Drive
TidierCloud scans your Drive and shows all of this in one place: the biggest folders with every subfolder added up, the biggest files, exact duplicates and the trash, on a map of where the space goes. It only reads, and nothing leaves your computer.
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