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Media Deduper

by cornershop · Admin & Utilities

Also makes 8 other plugins · 11.5K+ installs across the portfolio →

Save disk space and bring some order to the chaos of your media library by removing and preventing duplicate files.

Try it live opens a temporary test site in your browser, which can take about 20 seconds to load. Plugins that rely on outside services or a full server may not work completely there.

Health

C 69/100

no flags

Active installs

9K+

≈9.5K estimated

Momentum

+46%

downloads vs prior 30d

Biggest opportunity: “admin”, “attachments” and “media” aren't earning a slot. You list them, but you're not in the first 24 results for those searches. WordPress.org counts only your first five tags, so free the slot for a search you can win.

How scoring works →
69 Health · C
Maintenance 67/100
Rating quality 71/100
Support 70/100

69 health vs 56 average across 5,895 Admin & Utilities plugins

Install conversion

How it's measured →

5.0%

of downloads still active

At least 9K of 181.1K lifetime downloads are still running, above its category: the median Admin & Utilities plugin keeps 0.6%, across 4,188 plugins.

Downloads count every update, not just first installs, so older and more frequently released plugins read lower. Compare against other Admin & Utilities plugins, not across the directory. wp.org reports active installs as the bottom of a band, so the real rate is this or higher.

This plugin shipped 1 release in the last 12 months, and every existing install that updated counted as another download. wp.org publishes no split between first installs and updates, so we show the raw rate rather than guess at one.

Details

Version
1.5.9
Last updated
11mo ago
Added
2015-10-27 · 11 yrs old
Requires WP
4.3
Tested up to
6.9.11
Requires PHP
—

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

73 / 100

Well optimized

Most to gain: Support resolution

Update recency 75/100

Updated 332 days ago, past the ~180 days where wp.org starts discounting

WP compatibility 100/100

Tested up to WordPress 6.9.11, the current branch or newer

Rating quality 79/100

3.8★ over 44 reviews, smoothed to 3.96★

Listing tuning 92/100

4 of 5 tags set · short description in place

Support resolution 0/100

0 of 1 support threads resolved in the last 2 months

To rank higher: Mark more forum threads resolved — the resolved ratio feeds the ranking.

Get the full rank-higher report →

Daily downloads

Since 5 Oct 2022 · 1,488 days · wp.org + Plugin Pulse archive

+46% vs prior 30d
6031 Oct 2026

30-day downloads

Rolling 30-day volume · peak 7.3K · peaks are release surges

2.2K31 Oct 2026

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

Media Deduper · #2271youWEN Featured Image · #3797Add From Server · #685File Upload Types by · #886

Rating trend

Star average over time · dips mark rough releases

3.831 Oct 2026

Health trend

Composite health score, snapshotted daily

6931 Oct 2026

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

24231 Oct 2026

Release cadence

Occasionally updated
from wp.org release tags

How often this plugin actually ships. A steady rhythm is the maintenance signal a single "last updated" date can't show.

1

releases in the last 12 months

11mo ago

latest release · v1.5.9 · 3 Dec 2025

26

tagged releases on record

Recent releases

1.5.9 · 3 Dec 20251.5.8 · 15 Oct 20241.5.7 · 30 Sep 20241.5.6 · 20 Feb 20241.5.5 · 15 Feb 20241.5.4 · 25 Feb 20221.5.3 · 28 Sep 20211.5.2 · 11 Jan 20191.5.1 · 19 Dec 20181.5.0 · 19 Dec 20181.4.2 · 8 Mar 20181.4.1 · 20 Nov 20171.4.0 · 20 Jun 20171.3.2 · 25 May 2017

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin · 100% run the current release. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v1.5 100%
v1.4 0.4%

Estimated active installs

The public count shows “9K+”. Our estimate pins where the real number sits.

tracked estimate
9K–10K ≈9.5K

Crossed into this band 12 months ago; a band this size takes about a year or more to cross, which places it about 50% of the way through.

Install history since 5 Sep 2019

9K31 Oct 2026

Recent reviews

All reviews on wp.org ↗
  1. ★★★★★ ryanduncan
    4mo ago

    only request i would have is to add a feature that allows mass delete as i have over 1400 duplicate images from an annoying plugin and selecting every item on a page hitting delete for a 150 pages is annoying not that its yours apps fault you help me clean the mess but to hit all and delete once would be epic to be fair but great app thanks guys

    Read on wp.org ↗
  2. ★★★★★ gravnetic
    1.7y ago

    I installed the plugin and was fairly confused by the plugin WP Settings which has only a checkbox for changing the index. I found the actual plugin features under Media. I was again a bit confused because indexing the media is the third tab, but there is no Index my media or whatever on the first tab. I decided that indexing my media is probably a good idea so I did that, but then the big choice: Manually delete duplicates, bulk delete duplicates, or smart delete duplicates. Oh the anxiety this brought on. This one instruction made the plugin work flawless for me. I hope it helps others.I finally got the nerve up to manually delete duplicates, but what I did not realize is you want to leave the image you intend to keep unchecked!Features I’d like to see:An option to turn off Bulk Delete Unused Image, since with many builders and advanced block libraries this is going to result in issues. An option to remove post meta when File for attachment # could not be found.An option to keep my most recent image. Since this is what I usually want to keep. I find that when I take photos I will take several images and almost always I stop when I get the image I want, the last image. I have edited / managed photoshoots for years and this is almost always the case. An explanation on how Smart Bulk Delete Duplicates works.

    Read on wp.org ↗
  3. ★★★★★ nicole2292
    2.5y ago

    I downloaded this plugin to use it to remove duplicate media items that had been accidentally created by WP All Import. In our case there were 2 media items (attachments) which referred to a single file. I just wanted to remove the duplicate attachment post and leave the file and one attachment post. Firstly the index did not find all instances of the issue. Secondly when I used the smart delete on some instances it removed the files and left media items which were no longer pointing to any file on the server so returned a 404 for the missing media file. This is certainly not the expected behaviour so I had to revert to my backup.

    Read on wp.org ↗
  4. ★★★★★ caw67
    2.7y ago

    Praktisch umd doppelte Medien zu vermeiden. Arbetitet super

    Read on wp.org ↗
  5. ★★★★★ axelfunding
    2.8y ago

    They listen and resolve issues without any problems.

    Read on wp.org ↗
  6. ★★★★★ koehlersmichael
    2.9y ago

    For us, the free version is completely sufficient for basic functions. It solved the problem really well that we were multiple admins and often accidentally uploaded content twice. Thanks!

    Read on wp.org ↗
  7. ★★★★★ ngjarman
    3.2y ago

    Ran on a site I know to have hundreds of duplicated images. Indexed 33k images and didn’t find a single one! This topic was modified 2 years, 11 months ago by ngjarman.

    Read on wp.org ↗
  8. ★★★★★ pgazzola
    3.3y ago

    zero support and dev never reply to your help.free one decent paid stay far away

    Read on wp.org ↗

Latest updates

via wp.org changelog

Recent releases and news for this plugin

  1. — Version 1.5.9 Fixed PHP warnings that could appear on the Debug Info screen if other plugins altered the active_plugins option or the output of the get_plugins() function. Fixed a deprecation from WP Core (“WP_Scripts::localize was ca 1.5.9
  2. — Version 1.5.8 Fixed deprecation warnings (“Creation of dynamic property…”) that appeared under PHP 8.0+. Fixed a deprecation from WP Core (“WP_List_Table::__set(): The property is_trash is not declared.”). 1.5.8
  3. — Version 1.5.7 Enhancement: instead of warning about Smart Deletion each time a Smart Delete operation is performed, Media Deduper will now only warn before the first operation. Users can now Smart Delete multiple pages’ worth of items 1.5.7
  4. — Version 1.5.6 Addressed two issues with the warning message that appears when HTTP basic authentication is detected: the ‘Check Again’ link is no longer broken, and the message now goes away when WP Cron HTTP Auth is properly configur 1.5.6
  5. — Version 1.5.5 Addressed a rare fatal error with trying to handle a WP_Error as an array in mdd_basic_auth_check(). 1.5.5
  6. — Version 1.5.4 Enhancement: Now MDD tries to identify when a site is behind an http auth login that interfere’s with wp-cron and MDD’s ability to index media. Enhancement: Now only loading MDD scripts and styles on admin pages where th 1.5.4

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 6.7.1

✓ Low memory footprint
✓ Low page-speed impact
✓ Runs on latest PHP + WP
✓ No PHP errors
✓ No JS errors
✓ Activates cleanly
✓ No resource errors
✓ No external HTTP errors
✓ Optimized database use
✕ Frequently updated

AI assistants

How it's measured →

Whether ChatGPT and Claude name this plugin when asked the category question, and whether the readme gives them something to quote.

Not measured yet for this plugin’s topics. Its tracked searches are not among the measured topics. See the topics measured so far.

Readme readiness

4 of 8 pass · checked 26 Oct 2026

Can an assistant quote this readme? Eight deterministic checks over the wp.org listing, no model involved.

  • ! Says what it does Short description names no action; say what the plugin does for the site.
  • ✓ Has a FAQ 5 questions in the FAQ.
  • ✓ FAQ asks real questions 5 of 5 read like questions a user would type.
  • ! Names who it is for One audience phrase ("use this"); say who the plugin is for and what they use it for.
  • ! Names what it works with Names no plugin, service or platform it works with.
  • ! Headings and lists 1 heading and 0 lists; assistants quote headed sections and bullet lists, not paragraphs.
  • ✓ Enough to quote 2,738 characters of description.
  • ✓ Tags match the text All 4 tags appear in the text.

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2025-11-01 10K+ → 9K+ down after 1 days in tier
  2. 2025-10-31 9K+ → 10K+ up after 39 days in tier
  3. 2025-09-22 10K+ → 9K+ down after 1 days in tier
  4. 2025-09-21 9K+ → 10K+ up after 72 days in tier
  5. 2025-07-11 10K+ → 9K+ down after 12 days in tier
  6. 2025-06-29 9K+ → 10K+ up after 2 days in tier
  7. 2025-06-27 10K+ → 9K+ down after 4 days in tier
  8. 2025-06-23 9K+ → 10K+ up after 2 days in tier

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Embed this report card

Drop a live Pulse card for Media Deduper into a readme, a review or a deck. It updates itself.

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Preview card ↗

Media Deduper: 9K+ active installs, 3.8★ (44 reviews). Plugin Pulse (WP Mayor), as of 2026-10-31. https://plugins.wpmayor.com/plugin/media-deduper

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