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How to clean up your Android gallery and actually free the storage

Google Photos, Samsung Gallery and the Files app each hide the space somewhere different. Here is the order to work in on Android, and where the bin is on each one.

4 min read

Android storage advice is harder to follow than the iPhone equivalent, for one reason: there is no single Photos app. What you do depends on whether you are in Google Photos, Samsung Gallery, or a manufacturer's own gallery, and each keeps its bin in a different place.

Here is the order that works on any of them.

1. Empty the bin first

Nothing you have already deleted has freed any space. Every Android gallery keeps a bin.

AppWhereHow long
Google PhotosLibrary → Bin60 days
Samsung Gallery⋮ menu → Recycle bin30 days
Files by Google☰ → Trash30 days

Empty whichever ones you use. On a phone that has had a few cleanup attempts, this alone often returns several gigabytes.

2. Run Files by Google

If it is not on your phone, install it — it is Google's own, it is free, and it is the single most useful cleanup tool on the platform. Open the Clean tab and it will offer you, in rough order of value:

  • Large files — usually videos, and usually where most of the space is.
  • Duplicate files — byte-identical copies, which is common on Android because apps save their own.
  • Blurry photos — a genuinely useful category, and one nothing else surfaces.
  • Downloaded files — PDFs, installers and things you opened once.
  • Junk files — app caches and temporary files.
  • Unused apps — not photos, but often the biggest single win on the list.

Work top to bottom. The first two categories usually finish the job.

3. Check the folders apps write into

This is the Android-specific one, and it catches almost everybody. Messaging apps save received media into your gallery, which means every meme anyone has ever sent you is on your phone at full size.

Open Files by Google, go to Browse → Internal storage, and look at:

  • WhatsApp/Media/WhatsApp Images and WhatsApp Video — frequently the largest folders on the device.
  • Telegram, Instagram, Snapchat — same pattern.
  • Download — everything you have ever tapped a link to.
  • Pictures/Screenshots — see below.
  • DCIM/Camera — your actual photos, the ones worth being careful with.

4. Screenshots

Pictures/Screenshots, or the Screenshots album in your gallery. On a phone that is two years old this is typically several hundred images: receipts, directions, conversations, a Wi-Fi password, memes.

They were useful for a day each. Select all, delete, empty the bin. It is the least emotionally difficult deletion available to you, which makes it the best place to build momentum.

5. Then the camera roll itself

What is left is the actual problem: thousands of photos you took, most of them fine, many of them nearly identical to the one before.

Nothing built into Android groups near-identical shots for you. Google Photos will surface "similar" suggestions occasionally, but not as a pile you can systematically work through. That leaves two options:

By hand, by occasion. Open a day you know you shot a lot, pick the keeper from each cluster, delete the rest. Effective, and few people do it twice.

With a swipe cleaner. One photo at a time, right to keep, left to bin, with the library pre-sorted into piles. It turns an afternoon of comparing into twenty minutes of thumb work. Ours (SwipeDrop) does this on Android as well as iPhone, with the piles — duplicates, similar, blurry, screenshots, large files, videos — and a review screen before anything is actually deleted. Favvy is the other one worth knowing on Android; most of the well-known cleaners are iPhone-only.

6. If Google Photos backup is on, decide what you mean

This is the step people get wrong.

With Backup on, the Google Photos app and the cloud are one library. Deleting in the app deletes both, permanently, after 60 days in the bin.

If you want the photo kept in the cloud and removed from the phone, do not delete it. Use Google Photos → profile → Free up space on this device, which removes local copies of anything already backed up and leaves the cloud untouched. That is the Android equivalent of Optimise iPhone Storage, and it is the right tool when the phone is full but your Google account is not.

The half-hour version

  1. Empty every bin

    Google Photos, your gallery app, and Files by Google.

  2. Files by Google → Clean → Large files and Duplicates

    Two categories, ten minutes, most of the space.

  3. Delete the WhatsApp Images and Video folders' contents

    Anything you actually wanted from there, you saved elsewhere.

  4. Delete every screenshot older than a month

    No hesitation required.

  5. Empty the bins again

    This is the step that turns all of the above into free storage.

Frequently asked

Where is the recycle bin on Android?
It depends on the gallery. In Google Photos it is Library, then Bin, and items stay 60 days. In Samsung Gallery it is the menu, then Recycle bin, at 30 days. Files by Google has its own Trash. Emptying the one you use is what actually returns the storage.
Does deleting photos from my phone delete them from Google Photos?
If backup and sync are on, yes — deleting in the Google Photos app removes the photo from every device and from the cloud. Deleting through a file manager or another gallery app removes only the local copy, and the backed-up copy stays in Google Photos.
Why do I have two copies of every photo?
Usually because a messaging app saved its own copy. WhatsApp, Telegram and Instagram write received media into your gallery, so a picture someone sent you exists in their folder and again wherever you saved it. The WhatsApp Media folder is often the single largest thing on an Android phone.
Does clearing cache free up photo storage?
No. Clearing an app's cache frees the space that app was using for temporary files, which is worth doing but unrelated to your photos. If your gallery is 40 GB, no amount of cache clearing will change that.