Stemulator vs KikiPlayer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
KikiPlayer
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Bookmark the parts that matter and replay them instantly. KikiPlayer is an audio player built for songwriting, lyric writing, transcription, instrument practice, choreography, language study, and any activity that calls for focused, repeated listening. Import audio from Files, explore it with an interactive waveform, and add named bookmarks at important moments. Jump between bookmarks or loop the section between them to concentrate on exactly what you need. Key Features - Import audio from Files and iCloud Drive - Navigate with overview and zoomable waveforms - Add and name bookmarks at precise points - Jump instantly between bookmarks - Loop sections divided by bookmarks - Adjust playback speed from 0.25x to 2x - Configure three skip intervals from 1 to 30 seconds - Create multiple playlists and reorder their tracks - Shuffle, repeat one track, or repeat an entire playlist - Keep track of recently played files - Listen through AirPlay - Control playback from the Lock Screen and Control Center - View format, duration, sample rate, and other audio details - Estimate a track’s BPM and musical key on device Imported audio, playlists, and bookmarks remain on your device. No account or sign-in is required. BPM and musical key results are estimates based on audio signal analysis.
Screenshots
Verdict
The clearest difference is in-app purchases: KikiPlayer at none against Stemulator's 8. Stemulator's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads 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. Stemulator sells 8 in-app purchases, starting at $4.99 per month. KikiPlayer asks for nothing beyond the download.
| Parameter | Stemulator | KikiPlayer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (13 ratings) — better | — |
| Positive reviews | 94.4% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Every 9 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 60 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Stemulator LLC | Puddle Labs |
In-app purchases
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
KikiPlayer
No in-app purchases









