Official web-site Recoupler AudioBookConverter

AudioBookConverter was originally designed as simple and lightweigh application to convert set of mp3 files to single m4b (aac) file to be played on your i-device (or any device now) Overtime AudioBookConverter evolved and currently can support converion of most of popular formats to m4b, it also can handle existing m4b files and process them. AudioBookConverter can working smart to find relevant artwork and can do avanced chapter management.

Note: Mac and Linux versions are experimental and may require some skills to install and run them and may not work as you expect

• mp3
• flac/cue
• wma
• m4a/m4b
• aac
• wav

• m4b (aac)
• ogg (opus)
• mp3 (lame)

• Parallel encoding: more cores - faster results
• Parallel processing of conversions queue: prepare next book while encoding another
• Smart artwork support: combined from MP3 artwork and cover files from MP3 directory
• Unicode tags support: keep tags in own language
• Advanced chapters support, including re-import of chapters from flac (cue) and m4b.
• Flexible quality management: find balance between size and quality
• Instant playback: listen what you are going to encode
• Simple and lightweigh user interface: Convert a book with few clicks

or just download latest build, no QuickTime or iTunes is required.

Just run the program, add files, press convert all other things are optional

Short video demonstrating latest features related to chapters support: https://www.youtube.com/watch?v=N7JrujMfids