Fadr vs InSplitter

Fadr is a music tool for separating vocals and 15 other instruments from songs, making remixes and DJ sets, and creating instruments and drum kits with AI. Fadr Basic offers unlimited stems, remixes, and DJ sets, with high-quality MP3 downloads; song uploads on Basic are limited to 10 minutes. Fadr Plus provides 18 stem types, uploads up to one hour, WAV downloads, plugins, API access, and unlimited storage for $10/mo.

Siren makes playable instruments from words and provides ADSR controls and low-pass, high-pass, band-pass, and notch filters. DrumGPT creates 16-element drum kits from text prompts, with pitch, volume, and amplitude-envelope controls. The Stems Plugin works with major DAWs and other software that supports VST3, with Windows VST3 and Mac VST3/AU support. Siren is available online, as an iPhone and iPad app, and as an audio plugin. The API separates songs into vocals, drums, bass, melodies, and instrumental, and detects MIDI, chords, key, and tempo. API use requires Fadr Plus; its Create Stem Task endpoint costs US$0.05 per minute of audio.

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.