Penbook is the nicest freehand writing experience on Windows.

Windows App Creator of the Year Finalist!

Take notes, plan your day (or year), draw a sketch, or do your math homework. Penbook includes dozens of kinds of stationery, from graph paper to sheet music. You can even import your own photos or PDFs to write on.

Keep your work organized with beautiful, customizable notebook covers. Create in portrait or landscape mode, and share and export your work with just a few taps.

Penbook was built for pens (but you can use your finger or a mouse, if you want), and includes support for Surface Dial.

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Penbook's team can support your enterprise deployment. See our Enterprise page for more detail.