Save, organize and comment things you find on the web

Brainer is a free, lightweight extension for Chrome browser.

Add to Chrome

How you can use Brainer


  • Quickly compare products
  • Collect prices, photos and technical parameters

Holidays planning

  • Collect and organize photos, maps, tourist attractions
  • Save information about hotels and prices
  • Collaborate in real-time with your friends

School and work researches

  • Save and organize citations (with their sources), fragments of pdf files, tables and charts
  • Export your work to Word or share online preview of your research

Hobby materials

  • Save pictures, instructional videos, links
  • Easily catalog and describe them


  • Save useful code snippets and tutorials