InSplitter vs UnMixLabs

InSplitter is a browser service that uses AI to separate uploaded songs and videos into vocals, instrumentals, bass, drums, and other stems. Users can preview tracks in its player and download individual files or a complete bundle; separated output is WAV at 44.1kHz and 16-bit. It also provides vocal extraction, instrumental creation, pitch and speed controls, key and BPM detection, audio cutting and joining, and audio or karaoke recording. Listed inputs include MP3, WAV, FLAC, AAC, OGG, M4A, WMA, AIFF, MP4, AVI, MOV, MKV, WebM, FLV, and WMV. Demucs-based models support remixing, practice, and production workflows. The free plan permits files up to 50MB. Pro costs $15/month when billed annually or $19/month monthly, with files up to 500MB and batches of five. Uploads use HTTPS; results are deleted within 24 hours.

UnMixLabs is a web service and API that separates finished audio into vocal and instrumental stems. It accepts MP3, WAV, FLAC, M4A, OGG, MP4, and MKV files, with 4-stem, 6-stem, 53-stem, and vocal-isolation modes. Stem types include vocals, drums, bass, guitar, piano, other instruments, and instrumental. Each job includes BPM, musical-key, and chord-progression analysis. Optional processing offers vocal dereverb, stem-to-MIDI, beat-grid export, synced lyrics, karaoke video, and audio cleanup presets. Outputs can include WAV, MP3, FLAC, MIDI, beat-grid TSV, REAPER sessions, lyric SRT files, and karaoke MP4s. Batch processing is available, and Studio lists API access. The Free plan costs nothing, allows 10 processing minutes monthly, one 100 MB file at a time, 4-stem splits, and 24-hour retention. Pro is $10.99 a month; Studio is $24.99 a month. The pricing page says service is free-only during beta.