Easy to use
Our simple API
allows you to upload your documents and embed them in your app in minutes.
We accept PDF, Microsoft Office Documents, and a wide range of image formats.
Customize the logos and colors to match your UI
Powerful annotation tools
Your users can highlight, underline, comment and reply, draw freehand and with shapes, add text, and sign.
Your users can collaborate on documents in real time inside your app - comments made by one user will immediately show for the others.
PDF-spec compliant exports of your documents including your users' annotations, suitable for print, archiving, or use in other PDF Viewers.
We use cutting edge technology to allow our viewer to work offline. Documents and annotations are cached and automatically synced when the network is available.