Convert MP3 to M4B.
Convert any video, audio to MP3.
Convert MP4, MOV, MKV, AVI, WMV, WEBM, MXF, M4V, ASF, VOB, FLV, 3GP, TS, OGG, OGV, MP3, AAC, OGG, FLAC, M4A, M4B, CAF, WAV, AIFF, WMA, AC3, MP2 to M4B, MP3.
💡 Convert multiple files at once, there's no limit to how many files.
🔒 All processing is performed locally on your computer where your files remain safe and private.
Optimize output file size and audio quality;
Buy once and keep forever;
## CORE FEATURES
Convert MP4 and more video input formats to M4B:
• MP4, MOV, MKV, AVI, WMV, WEBM, MXF, M4V, ASF, VOB, FLV, 3GP, TS, OGG, OGV.
Convert MP3 and more audio input formats to M4B:
• MP3, AAC, OGG, FLAC, M4A, M4B, CAF, WAV, AIFF, WMA, AC3, MP2.
Convert to M4B
• Auto mode: keep all default settings or auto choose the best suitable configurations.
• Audio codec options.
• Audio number of channels options.
• Audio sample rate options.
• Audio bitrate options.
## COMMON FEATURES
• Enable hardware acceleration to save time.
• Auto shutdown when completed.
• Save time with multiple files processed at once or focusing on a single video.
• Keep PC awake while processing.