If Modified Since — WordPress SEO Plugin
by ezraverheijen · WordPress.org page · Website
If Modified Since has 1,000+ active installs on WordPress.org and 6,456 downloads all time. We have tracked it since September 4, 2026; download trends appear after 30 days of data. The last update was on August 17, 2015, tested up to WordPress 4.2.39.
If Modified Since at a glance
Is If Modified Since well maintained?
If Modified Since reviews and ratings
3 reviews on WordPress.org, with the most recent ones as their authors posted them.
3 reviews
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Details
Comply with Webmaster Guidelines, save some bandwith and reduce server load with the If-Modified-Since header.
The full description, screenshots and every review live on the WordPress.org page.
Rankings If Modified Since competes in
Tags
- IF Modifeid Since
- if-modified-since
- seo
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- Version
- 0.9
- Last updated
- Aug 17, 2015
- First published
- Aug 17, 2015
- Requires WordPress
- 3.5
- Tested up to
- 4.2.39
- Requires PHP
- –
- Pricing
- Free on WordPress.org
If Modified Since FAQ
How many active installs does If Modified Since have?
WordPress.org reports 1,000+ active installs for If Modified Since as of September 7, 2026.
Is If Modified Since still maintained?
The last release was on August 17, 2015, more than a year ago. WordPress.org shows a warning on plugins that go this long without an update.
Is If Modified Since free?
If Modified Since is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.