Kobo [1] and Google Play Books [2] also sells some books DRM free. You have to check the book details to see if it says 'DRM free'. [1] https://www.kobo.com/ h

Kobo [1] and Google Play Books [2] also sells some books DRM free. You have to check the book details to see if it says 'DRM free'. [1] https://www.kobo.com/ https://www.kobo.com/ [2] https://play.google.com/store/books https://play.google.com/store/books