MVSEP vs Stemulator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MVSEP
This AI-powered tool separates audio tracks into individual components like vocals and instrumentals. It offers over 100 separation configurations and generates automatic subtitles. The service is free with optional purchases for advanced features.
- AI-based vocal and instrumental separation
- 100+ separation configurations
- Automatic subtitle generation
- Downloadable stems and subtitles
- Web-based processing
- Ensemble processing for higher quality
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MVSEP is an AI-powered music source separation application designed to split audio tracks into individual components such as vocals and instrumentals. The platform provides access to 100+ separation configurations, including multiple model architectures, optimizations, and ensemble methods. It supports a wide range of use cases — from vocal extraction and karaoke creation to detailed stem separation for production workflows. In addition, MVSEP includes automatic subtitle generation and download functionality powered by the Whisper and Parakeet speech recognition algorithm. Key Features: - AI-based vocal and instrumental separation - 100+ separation types with different models and optimizations - Ensemble processing for higher quality results - Automatic subtitle generation - Downloadable output stems and subtitles - Web-based processing (no installation required) MVSEP is completely free to use and contains no advertisements. Optional credit purchases unlock: - Ensemble processing - Faster queue priority - Unlimited concurrent tasks Privacy Policy and Terms of Use: - https://mvsep.com/privacy-policy - https://mvsep.com/terms
Stemulator
This app uses advanced audio separation models to extract individual elements from any song with studio-quality precision. It offers modes for producers to download stems and for musicians to play along with real-time mixing and chord mapping.
- Extract up to 18 stems per track
- Producers Mode for stem downloads
- Musicians Mode for real-time mixing
- Generate MIDI chord maps
- Real-time chord mapping and waterfall MIDI piano
- Supports major audio formats for import and export
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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 along, or download your stems Whether you're isolating a guitar solo to learn, removing vocals for karaoke night, transposing a song to your key, or extracting drums for your next production, Stemulator makes professional stem separation accessible to everyone. Download Stemulator today and unlock the individual elements hidden in your favorite music. Terms of Use: https://stemulator.app/terms.html
Screenshots
Verdict
The clearest difference is update cadence: Stemulator at every 9 days against MVSEP's every 3 weeks. On price, rating, review sentiment and ratings volume there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. MVSEP sells 3 one-off in-app purchases and Stemulator sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.6 for MVSEP against 4.7 for Stemulator. Both are backed by a comparable volume of ratings — 14 and 14 respectively. Written reviews are what separate them: 100% of MVSEP's written reviews are positive against 94% of Stemulator's.
MVSEP ships an update every 3 weeks, Stemulator every 9 days. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.
| Parameter | MVSEP | Stemulator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (14 ratings) | 4.7 (14 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 94.4% of reviews |
| Number of ratings | 14 | 14 |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Olimjon Elmurodov | Stemulator LLC |
Customer experience
MVSEP
Stemulator
In-app purchases
MVSEP
- 60 credits$2.99
- 200 credits$4.99
- 600 credits$9.99
Stemulator
- Professional$4.991 Month
- Studio$9.991 Month
- Audiophile$19.991 Month
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- Production$29.991 Month
- Professional (Annual)$39.001 Year
- Studio (Annual)$79.001 Year
- Audiophile (Annual)$149.001 Year
- Production (Annual)$249.001 Year









