Stemulator Downloads & RevenueStemulator · App Store

Stemulator is the ultimate stem separation app for producers, musicians, DJs, and audio enthusiasts. Using advanced audio separation models, Stemulator extracts individual elements from any song with studio-quality precision.

SEPARATE UP TO 18 STEMS PER TRACK
• Vocals: Lead Vocal, Backing Vocal
• Rhythm: Drums, Bass, Drumless
• Drums: Kick, Snare, Hi-Hat, Toms, Cymbals
• Instruments: Piano, Guitar, Strings, Keys/Synths, Winds, Ensemble
• Full Mix: Instrumental
• MIDI Chord Map

TWO POWERFUL MODES

Producers Mode — Download every stem for your projects:
• Download separated stems in WAV, AIFF, or MP3
• Separate drums into Kick, Snare, Hi-Hat, Toms & Cymbals
• Isolate instruments: Piano, Guitar, Strings, Keys/Synths, Winds
• Separate vocals into Lead & Backing
• Generate MIDI chord maps from any track

Musicians Mode — A full DAW-style mixer for playing along:
• Mute, solo & mix individual stems in real time
• Adjust key & tempo with studio-quality pitch shifting
• Real-time chord mapping & waterfall MIDI piano synced to playback
• Real-time tabs for guitar, piano, & bass
• Real-time capo recommendations for guitarists
• Beat loop — 4, 8, 16, 32 or 64 beats, quantized to the beat grid
• Synced metronome with multiple click sounds
• Export chord charts as PDF or MIDI files
• Export your custom mix as WAV, AIFF, or MP3

REAL-TIME CHORD MAPPING
Stemulator analyzes the harmonic progression of your track and maps out every chord change—synced to playback in real time. Follow along as you play, export as a printable PDF chord chart, or download as a MIDI file for your DAW.

STUDIO QUALITY OUTPUT
Stemulator delivers the most advanced audio separation available — professional-grade stems with unmatched clarity and precision. Whether you're creating remixes, practicing along with isolated instruments, or producing new tracks, you'll get clean, artifact-free stems ready for your workflow.

SUPPORTS ALL MAJOR FORMATS
Import your music in WAV, AIFF, MP3, FLAC, M4A, or OGG format. Export your separated stems in high-quality WAV, AIFF, or MP3 for maximum flexibility in your DAW or audio editor.

PERFECT FOR:
• Producers – Sample and remix with clean, separated elements
• Musicians – Mix stems, transpose key & tempo, follow chord maps
• DJs – Create unique mashups and transitions
• Karaoke – Remove vocals from any song instantly
• Educators – Isolate specific parts for music lessons
• Transcribers – Hear individual instruments clearly

FOUR FLEXIBLE PLANS

Free: Try Stemulator with 3 free stem separations

Professional: 10 Stemulations per month, 5-stem separation

Studio: Unlimited Stemulations, studio quality, 6-stem separation + Drumless, chord map generation & PDF export

Audiophile: Full access to all 18 stems including individual drum separation, vocal separation, instrument isolation, MIDI chord export & real-time chord mapping

HOW IT WORKS
1. Upload any song from your library
2. Choose Musicians or Producers mode
3. Stemulate your audio
4. Mix, play alo