DeDuplicate - Cloud Cleaner

In-app purchases
4.5
1.15K reviews
10K+
Downloads
Content rating
Everyone
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About this app

Please note: DeDuplicate now requires an in-app purchase. Scanning drives remains free, but to remove duplicates you need either a small monthly subscription or a one-time purchase for unlimited use.

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Google Drive, OneDrive, Dropbox, etc. don’t have built-in tools to identify and delete duplicates.

If you store many files on the cloud, it’s very easy to lose control and flood your limited space! Especially since, nowadays, cloud storage services offer mobile apps with automatic backup features, and things can escalate quickly using them.

This app scans your cloud, searching for identical files and allowing you to delete all the extra copies! Saving space and tidying up.

How does it work:

1) You log into your account.
2) You choose which folder(s) to scan, or the entire drive, and wait a short while! The time varies with the NUMBER of files, not their size.
3) You review a list of all the duplicates that have been found, optionally choosing which ones to ignore.
4) You confirm the operation!

Other than the ease of use, the main highlights of DeDuplicate and its unique selling points are:

• it’s not resource-hungry: it doesn’t need to download the files to identify duplicates. Instead, it requests metadata about them from the cloud providers, using the APIs that they make available. So it doesn’t waste bandwidth, doesn’t need a lot of free space on your device and it’s very fast: less than 10 minutes for 100,000 files in the tests conducted during development. Of course, it depends upon the network connection.
• It precisely identifies EXACT duplicate files by comparing their “hash” values. If two or more files happen to have the same name and/or size, but different contents, they are not counted as duplicates. They MUST have the same content!
• The entire process takes place on the user’s device. There’s absolutely no data collection about your files on the cloud: the app communicates directly with the cloud providers, and no information about your data gets through intermediary servers.
• It’s cross-platform!

DeDuplicate currently supports:
(read the note about Google Drive below!)

• OneDrive
• Dropbox
• Google Drive (∗)
• MEGA
• Box
• pCloud
• Yandex.Disk

IMPORTANT NOTE ABOUT GOOGLE DRIVE SUPPORT: due to recent changes in Google’s requirements for third-party apps, DeDuplicate currently does not have a “verified” status. You can still use Google Drive as usual, but logging into your account requires a little workaround!

WHY DO YOU NEED THIS APP?

When it came down to it, the only way to remove duplicates on the cloud turned out to be the time-consuming procedure of downloading everything to your computer to use one of the many utilities that delete duplicate files on the hard disk, “offline”. When done, the changes would have to be synchronized to the cloud; in the worst-case scenario, you have to re-upload everything from scratch. That’s not a viable option when you have over 500 GB of unorganized cat pictures :)

DeDuplicate is being actively developed. If you encounter an error, please take the time to contact us instead of leaving a bad review, it can be very helpful for both of us! Win-win.
Updated on
Jun 6, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.5
1.05K reviews
Mark CT
July 2, 2022
I was internet searching for a free duplicate file remover. Free software wasn't free nor did it do the things described in its ad. Found DEDUPLICATE on a microsoft support thread. It really is free and FAST. There are some ads but the developer put in some excellent warnings and timers that really helped. This is a rare gem and I'm happy to recommend without reservation. Found 13,000+ duplicate files on my OneDrive. Checking and deleting was simple and left me positively amazed. That's rare!!!
43 people found this review helpful
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Campione Software
July 2, 2022
That's everything I wanted to hear from a user :) Thanks for your review!
Stab Rabbit (Thermonuclear Man)
February 20, 2023
Perfect. I've been using a auto sync app for my cloud services and there's nothing to stop it from making duplicates. So each time I have done an upload without deleting it creates another set of duplicates. I have thousands of photographs so it created thousands of Supercuts. This was exactly what I was looking for. It works with most cloud services it is quick and effective. They do not collect unnecessary information. It's so much better than selecting them one by one.
17 people found this review helpful
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Therese Noonan
February 18, 2024
Excellent and easy to use. I just used it to clean out my Google Drive of 10 g worth of files. It's very easy to use and they give you the option of choosing which ones you want to delete or just deleting the duplicates all at once. The delete it files go into the Google Drive trash folder so they are still there until you permanently delete them or until the system deletes them after 30 days.
9 people found this review helpful
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What’s new

- Improved handling of large data payloads, significantly lower risk of running out of memory.
- Graphical enhancements to the user interface, with smoother transitions and better responsiveness.