colophon /ˈkɒləfən/ noun

From Greek kolophōn, “summit, finishing touch”.

  1. A statement at the end of a book giving details of its making: the printer, the typeface, the paper, the date.
  2. The equivalent record inside an ebook, held as metadata — the part this tool repairs.

Edit your book’s information

Title, author, sort name, series, ISBN and cover — written into the file itself, so the change travels with the book to every device.

Your book’s details

Send the file, change what is wrong, download it back. Nothing else is touched.

Drop your EPUB file here

or browse to upload

Drop new cover image here

JPG, PNG or other image formats

  • FormatsEPUB, AZW3, MOBI, FB2
  • Max size50 MB
  • Changesonly the fields you edit
  • Your filedeleted after 1 hour
Auto
Auto
Fill
Stretch
Tile
#ffffff
or