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lingben
on Aug 6, 2013
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Snapnote.io – A tool for annotating and sharing im...
so like
http://redpen.io/
?
autotravis
on Aug 6, 2013
[–]
On Red Pen it seems that you can only make a comment, and it requires your email address/name. No arrows or boxes.
lingben
on Aug 6, 2013
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parent
[–]
redpen.io doesn't require sign-in or login or email etc
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