HIGHLIGHTS

Web services support:

REST, JSON
Sample code available:

Java, C#, PHP, APEX, iOS, Android
Document formats:

Microsoft® Word® (DOC, DOCX)
Adobe® Acrobat (PDF)
Open Document Text (ODT)
Signing methods:

Click-to-sign
Click-to-initial
Capture handwritten signature
Mobile signature capture
User authentication:

Username and password