According to TC, Scribd, a company offering unlimited access to e-books for $8.99 a month, has raised $22 million in additional funding.

The round was led by Khosla Ventures. Previous backers Redpoint Ventures, Charles River Ventures, and Silicon Valley Bank also invested in the new round.

Scribd is the world's largest digital library. With Scrib'd subscription service, you can read unlimited books, including best sellers and new releases, wherever you go. Scribd is now available for both IOS and Android users for just $8.99 a month, and you can read on any of your devices: phone, tablet, or computer.

Scribd is also the world's largest social publishing platform. With Scribd, publish your original writing or share interesting documents with an audience of 80 million readers.