GoodNotes vs Siphon SIP
A side-by-side look at GoodNotes and Siphon SIP. For an in-depth review of either product, follow the links below.
GoodNotes
Education & Reference
GoodNotes is a digital handwriting and note-taking app for iPad and iPhone. It allows you to take notes, annotate PDFs, sketch ideas, and organize notes into notebooks using the Apple Pencil or your finger. GoodNotes is intuitive, flexible, and great for students and professionals.
handwritingnotesannotationsketching
Siphon SIP
Social & Communications
Siphon SIP is a voice over IP (VoIP) software for making internet calls. It allows you to make free SIP calls to other Siphon users as well as cheap calls to phones globally.
voipsipinternet-callsfree-calls
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