Focus on writing with our minimalist markdown editor, or work offline with your favorite text editor.
Send a link to gather feedback - no downloads. Easy version control and revision history built right in.
Download your beautifully formatted ebook with just one click. Compile to PDF, ePub, HTML and more.
Built to handle both short-form and long-form content, flawlessly.
Easily create new chapters for books, then drag & drop to reorder.
Write math equations in LaTeX or MathML with MathJax.
A simple way to add formatting, so you focus on what you’re writing instead of how it looks.
Prefer to use your own text editor? You can. Each writing project has a git repository with full access.
A full suite of tools and features to bring your idea to life.
No files to upload - just send a link and keep writing. Each collaborator works on their own version.
Like MS Word 'Track Changes', you control what makes it into your project and what doesn't.
Your collaborators can comment on specific pieces of text when reviewing your writing.
Share ideas, review changes, and gather feedback all in one place.
Every change is recorded automatically. Never worry about losing work again!
Get feedback from other Penflip writers, and discover projects from the thriving community.
Looking for the perfect way to collaboratively write? Penflip is an ambitious attempt to reinvent git for writing: http://t.co/rxrWnCnjLG— Web.AppStorm (@webappstorm) November 27, 2013
Github for writers! Looks very useful for version control with a bunch of value ads: https://t.co/U24oS8AEwx— Daniel Jeffries (@Dan_Jeffries1) December 7, 2013
PenFlip: version-controlled, asynchronous collaboration on prose.— Leif Singer (@lsinger) October 20, 2013