Coverkit

Give your book a cover you love

Swap the front cover of any EPUB with an image of your choice. Fix an ugly auto-generated cover, match a series, or make your shelf beautiful.

Everything happens in your browser — your files never leave your device.

  1. 1Upload book
  2. 2Choose cover
  3. 3Download

Your covers, your way

Use your own photo or artwork. Crop it to fit, preview it, done in seconds.

Private by design

Books are processed on your device and never uploaded to a server.

Made for your library

Works with EPUBs from Calibre, Apple Books, and your own files.