Nextory offers audiobooks and e-books in ten countries, including Sweden.
"The deal creates strong opportunities for continued development in a changing and globally competitive market," writes Bonnier Books.
The purchase price has not been disclosed, and the deal must be approved by competition authorities.
Bonnier Books already operates the audio and e-book service BookBeat.
"Together we create a very competitive combination with good conditions to continue growing successfully," says Shadi Bitar, CEO and founder of Nextory, in the press release.
