Hypothesis vs Simple Commenter

Hypothesis

7.4 #1 in Web Annotation Tools

About Hypothesis

Simple Commenter

5.1 #27 in Web Annotation Tools

About Simple Commenter
HypothesisSimple Commenter
Free planYesNo
Free trialNoNo
Paid fromFree—
Open sourceNoNo
Platformsapi, extension, WebWeb
Free planYesNo
Annotation modesbothboth
Collaborative reviewYesYes
Guest accessYesYes
Document supportbothboth
Browser captureYesYes
Team seats1,000 seats3 seats
Export optionsJSON, plain text, CSV, and HTML; import from JSONData export

Both are listed in Best Web Annotation Tools. On Inferse, Hypothesis scores higher on our published basis.