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WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance

by David Anderson / Team Updraft · Performance

Also makes 15 other plugins · 6.3M+ installs across the portfolio →

Get caching and more with this powerful cache plugin. Cache, optimize images, clean your database and minify for maximum performance.

How scoring works →
99 Health · A
Maintenance 100/100
Rating quality 96/100
Support 100/100

99 health vs 67 average across 1,076 Performance plugins

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.

99 / 100

Excellent listing optimization

Well tuned across the board

Update recency 100/100
WP compatibility 100/100
Rating quality 96/100
Listing tuning 100/100
Support resolution 100/100

Daily downloads

Since 2022-10-05 · 1,421 days · wp.org + Plugin Pulse archive

+4% vs prior 30d
8.9KDownloads · Aug 26

30-day downloads

Rolling 30-day volume · peaks are release surges

777.2K

now · peak 2.3M

775.6K30d downloads · Aug 26

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

WP-Optimize · #52 you WP Super Cache · #38 SpeedyCache · #111 Breeze Cache · #156

Rating trend

Star average over time · dips mark rough releases

4.8Stars · Aug 26

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.

776per 1k installs · Aug 26

Release cadence

Actively maintained
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.

11

releases in the last 12 months

2mo ago

latest release · v4.6.0

108

tagged releases on record

Recent releases

4.6.0 · 2mo ago4.5.5 · 3mo ago4.5.4 · 3mo ago4.5.3 · 4mo ago4.5.2 · 4mo ago4.5.1 · 5mo ago4.5.0 · 7mo ago4.4.1 · 8mo ago4.4.0 · 8mo ago4.3.1 · 9mo ago4.3.0 · 10mo ago4.2.4 · 1.1y ago4.2.3 · 1.1y ago4.2.2 · 1.2y ago

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin · 36% run the current release. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v4.6 36%
v4.5 28%
v3.2 7.8%
v4.2 5.1%
Older / other versions 24%

Estimated active installs

The public count shows “1M+”. Our estimate pins where the real number sits.

modeled estimate
1M–2M ≈1.5M

Modeled within the band wp.org reports; tightens as we track daily.

Install history · since 2015-03-10 · 1,486 observations

1MInstalls · Aug 26

Estimated value

What this plugin might earn a year, and what it might sell for. Modeled from public signals; we don't see anyone's books.

high confidence

Est. annual revenue

≈$1M range $250K–$4.2M

Est. acquisition value

≈$2.9M range $500K–$17M

A large install base, a clear pro tier and a steady trend. As reliable as an outside estimate gets. The range spans more than 10x because wp.org publishes install counts as broad bands, and conversion and price compound on top. Read the midpoint as an order of magnitude, not a valuation.

How we estimate this

Assumptions

  • Free → paid conversion. 0.5%–2% of active installs pay for the pro tier. Typical for freemium WordPress plugins; the real rate varies a lot by product. Past 1M installs we taper the rate down: a giant free plugin’s long tail converts far worse.
  • Annual price per customer. $49–$129 a year, typical for Performance plugins rather than this plugin's own pricing.
  • Acquisition multiple. 2x–4x annual revenue, the going range for small WordPress-plugin businesses, the typical range for a steady plugin.
  • Install base. 1M–2M active installs, from our install estimate (wp.org only publishes the floor).

Inputs

Active installs
1M–2M
Category
Performance
Pro tier
detected (known freemium plugin with a public paid tier)
Download trend
steady (30d downloads flat vs prior 30d)
Reviews
2,604
Last updated
12 days ago

Revenue is installs × conversion × price; value is revenue × a typical acquisition multiple. Every factor is an assumption band, so the output is a wide range on purpose. If you're buying or selling, treat this as a starting point for due diligence.

Details

Version
4.6.1
Last updated
12d ago
Added
2009-01-21 · 17 yrs old
Requires WP
4.9
Tested up to
7.1
Requires PHP
7.2

Recent review vibe

read from the latest 12 reviews to 2026-07-15
Positive PraisePerformanceOnboarding

Reviewers are pleased with quick, easy database cleanup and a faster site, with several noting simple setup and no need for support.

Recent reviews

All reviews on wp.org ↗
  1. theratwonder
    1mo ago

    Lots of great information about database usage and unused tables

    Read on wp.org ↗
  2. elcuervo0589
    1mo ago

    Me ayuda a limpiar mi base de datos simple y facil

    Read on wp.org ↗
  3. claudia88
    1mo ago

    Cleared out years of post revisions and spam comments in a couple of clicks. The scheduled cleanup feature is a nice touch so I don’t have to remember to do it manually.

    Read on wp.org ↗
  4. Loukia Kotsibou
    2mo ago

    Perfect Plugin. Thank you!!

    Read on wp.org ↗
  5. Juan Bermúdez
    2mo ago

    Mantiene mi sitio web limpio y veloz, sus funciones de optimización son poderosas.

    Read on wp.org ↗
  6. innerear
    2mo ago

    Helpful, robust and effortlessly efficient

    Read on wp.org ↗
  7. JosC
    2mo ago

    Free version is already great in functionallity. Never needed support, which is a good sign as well.

    Read on wp.org ↗
  8. simonfi
    2mo ago

    Nagy segítség. Jól takarít.

    Read on wp.org ↗

Latest updates

via wp.org changelog

Recent releases and news for this plugin

  1. Version 4.6.0 FEATURE: Premium – Automatically preloads the page’s Largest Contentful Paint (LCP) element to improve initial load speed and perceived performance FIX: Cache – Fixed an issue related to cache setting saving FIX: Fixed a 4.6.0
  2. Version 4.5.5 TWEAK: Update the bundled common-libs version 4.5.5
  3. Version 4.5.4 FIX: WebP image compression breaking in some cases REFACTOR: Avoid instantiating PHPSQLParser on each call in WPO_DB_Table_Analysis REFACTOR: Class WPO_WebP_Convert REFACTOR: Make markup readable in tables-body.php templ 4.5.4
  4. Version 4.5.3 SECURITY: Prevented path traversal security risk. Thanks to Wordfence for the responsible disclosure 4.5.3
  5. Version 4.5.2 FIX: Bug preg_match() fails on wildcard * patterns in browser agents exclusion list FIX: Cache – purge the cache when a plugin is auto-updated FIX: Ensure page caching is fully disabled by updating internal cache configu 4.5.2
  6. Version 4.5.1 FIX: Fixed compatibility issue with WP Remote FIX: Notice: Function _load_textdomain_just_in_time was called incorrectly FIX: Resolved weekly cron not running on WordPress FIX: Database table error when upgrading from fr 4.5.1

Known vulnerabilities

via Wordfence Intelligence

5 disclosed vulnerabilities on record for this plugin, all fixed in the current version. Sites on older versions stay exposed until they update.

  1. 2026-05-06 CVE-2026-7252 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Affects <= 4.5.2 Patched in 4.5.3
  2. 2026-04-09 CVE-2026-2712 Incorrect Authorization Affects <= 4.5.0 Patched in 4.5.1
  3. 2025-05-12 CVE-2025-3951 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Affects <= 4.1.1 Patched in 4.2.0
  4. 2023-07-04 CVE-2023-1119 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects < 3.2.13 Patched in 3.2.13
  5. 2023-02-06 Cross-Site Request Forgery (CSRF) Affects <= 3.2.11 Patched in 3.2.12

Vulnerability records provided by Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. License and terms.

CVE records: Copyright 1999-2026 The MITRE Corporation. CVE terms of use.

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 7.0.1

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

Languages

via translate.wordpress.org

Translated into 50 languages, 9 at 90% or more

Dutch 100%
Dutch (Belgium) 100%
Dutch (Formal) 100%
English (UK) 100%
Spanish (Argentina) 100%
Spanish (Spain) 100%
Korean 96%
Spanish (Chile) 94%
Polish 92%
Russian 74%
French (France) 65%
English (Canada) 63%
Czech 59%
English (Australia) 57%
Persian 56%
German 54%
English (South Africa) 52%
Spanish (Colombia) 52%
Spanish (Ecuador) 52%
Spanish (Mexico) 52%
Spanish (Venezuela) 52%
Swedish 50%
German (Formal) 48%
Japanese 48%

Plus 26 more locales with partial translations.

Growth timeline

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

No tier crossings observed yet.

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).

Compare head to head →

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WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance: 1M+ active installs, 4.8★ (2,604 reviews). Plugin Pulse (WP Mayor), as of 2026-08-25. https://plugins.wpmayor.com/plugin/wp-optimize