MarkUp vs ZenProof

MarkUp

6.9 #8 in Web Annotation Tools

About MarkUp

ZenProof

5.5 #22 in Online Proofing Software

About ZenProof
MarkUpZenProof
Free planNoNo
Free trialYesNo
Paid from$79/mo—
Open sourceNoNo
Platformsapi, extension, WebWeb
Free planNoNo
Video proofingYes—
Approval workflowsbasicmulti_stage
Version historyYesYes
Guest reviewersYesYes
Custom brandingYes—
Storage limit100 GB—

Both are listed in Best Online Proofing Software. On Specifiction, MarkUp scores higher on our published basis.