Mozilla Add-ons
addons.mozilla.org
Extensions and themes for Firefox
DR 96 Free ?
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Apps400
apps400.com
A directory of 400+ top apps for productivity, creativity, and business use.
DR 0 Free ?
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Side-by-Side Comparison
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Which to Submit to First?
Mozilla Add-ons has a higher Domain Rating (96) than Apps400, meaning more SEO authority and backlink value.
Submit to Mozilla Add-ons →About These Directories
Mozilla Add-ons
Download Firefox extensions and themes. They’re like apps for your browser. They can block annoying ads, protect passwords, change browser appearance, and more.
Apps400
Apps400.com is the blog focusing on Web Application Reviews, iPhone / iPad / iOS App Reviews, Android App Reviews, Facebook App Reviews!