Transform Every Website
Into a Social Experience
Commentarium lets you rate, comment, and vote on any website. Join the conversation and discover what others think about your favorite web pages.

Your Voice, Everywhere on the Web
Discover how Commentarium transforms your browsing experience
Rate Any Website
Share your opinion by rating any website you visit. Help others discover great content.
Comment Everywhere
Leave comments on any page and engage in discussions with other users.
Vote & Curate
Upvote valuable insights and help surface the most meaningful discussions.
Commentarium Works Everywhere
Rate and comment on any website - from news sites to Wikipedia, YouTube, and beyond

A New Layer of Social Interaction
Commentarium seamlessly integrates with any website. Rate pages, leave comments, and vote on others' insights—all within your browsing experience. Turn the entire web into an interactive community.
Enhance Wikipedia with Community Insights
Add context to Wikipedia articles with comments and ratings. Share additional resources, personal experiences, or discuss the accuracy and relevance of information.


Engage with YouTube Videos Like Never Before
Add your own rating and comments to YouTube videos. Discuss content with other viewers through Commentarium's independent platform, creating a richer, more nuanced conversation.
Join the Commentarium Community Today
Install our Chrome extension and start rating, commenting, and voting across the web.