Comparison

Stemulator vs Chord ai pro & Stem split

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Chord ai pro & Stem split

Easily separate vocals and instruments from any audio or video file using AI. Create custom mixes, detect chords, and adjust pitch and speed for practice or remixing. Export your creations in various formats.

Highlights
  • AI vocal and instrument separation
  • Automatic chord detection
  • Isolate specific instruments
  • Adjust pitch and tempo
  • Create custom backing tracks
  • Export stems and mixes
Features
Read full description

AI Vocal Remover, Stem Splitter & Chord Detector Separate vocals and instruments from ANY song, detect chords, and practice faster with AI. Key Features: • AI vocal remover & stem splitter - isolate vocals, drums, bass, guitar, piano & more • Deep drum split - break drums down into kick, snare, toms, hats, ride & crash • AI chord detection with guitar, piano & ukulele diagrams • Synced lyrics - sing along word-by-word, karaoke style • Change pitch and speed, with automatic BPM & key detection • Smart metronome & click track synced to your song • Built-in chromatic tuner for guitar and other instruments • Export stems or your custom mix in M4A or WAV Perfect for: Musicians, singers, producers, DJs, students & content creators. How it works: 1. Upload a song, video, or recording 2. Split into stems with AI 3. Edit, mix & export Plans: Free - basic stem separation & tools Premium - pro quality model + WAV export Pro - deep separation and unlimited credits Privacy Policy: https://unbake.net/policy Terms of Use: https://unbake.net/terms

Screenshots

Stemulator4 screens
Chord ai pro & Stem split4 screens

Verdict

The call

The clearest difference is review sentiment: Stemulator at 94% against Chord ai pro & Stem split's 0%. Stemulator also leads on device support (4 vs 2) and iOS requirement (15.0 vs 18.2). Chord ai pro & Stem split's advantage is rating (5.0 vs 4.7). On price, ratings volume, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Stemulator sells 8 in-app purchases, starting at $4.99 per month and Chord ai pro & Stem split sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Chord ai pro & Stem split holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 14 and 14 respectively. Written reviews complicate that: 94% of Stemulator's written reviews are positive against 0% of Chord ai pro & Stem split's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Stemulator ships an update every 9 days, Chord ai pro & Stem split every 10 days. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

Scorecard4 real differences · 6 level
Stemulator versus Chord ai pro & Stem split: the parameters behind the verdict, then further details
ParameterStemulatorChord ai pro & Stem split
PriceFreeFree
Rating4.7 (14 ratings)5.0 (14 ratings) — better
Positive reviews94.4% of reviews — better0.0% of reviews
Number of ratings1414
Update frequencyEvery 9 days — betterEvery 10 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size60 MB95 MB
Age rating4+4+
DeveloperStemulator LLCFlotty Team

Customer experience

Stemulator

All ratings14 ratings
Positive92.9%
Neutral0.0%
Negative7.1%
Written reviews18 reviews
Positive94.4%
Neutral0.0%
Negative5.6%

Chord ai pro & Stem split

All ratings14 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

8 purchases

Stemulator

Subscriptions8
  • Professional$4.991 Month
  • Studio$9.991 Month
  • Audiophile$19.991 Month
Show 5 more
  • Production$29.991 Month
  • Professional (Annual)$39.001 Year
  • Studio (Annual)$79.001 Year
  • Audiophile (Annual)$149.001 Year
  • Production (Annual)$249.001 Year
8 purchases

Chord ai pro & Stem split

Subscriptions8
  • Premium Monthly$4.991 Month
  • Unbake Premium Monthly$9.991 Month
  • Pro Monthly$19.991 Month
Show 5 more
  • Unbake Pro Monthly$29.991 Month
  • Premium Yearly$29.991 Year
  • Unbake Premium Yearly$49.991 Year
  • Pro Yearly$99.991 Year
  • Unbake Pro Yearly$299.001 Year

Questions

Is Stemulator free?
Stemulator is free to download, with in-app purchases available.
Is Chord ai pro & Stem split free?
Chord ai pro & Stem split is free to download, with in-app purchases available.
Which has better reviews, Stemulator or Chord ai pro & Stem split?
Chord ai pro & Stem split is rated higher. Stemulator averages 4.7 out of 5 from 14 ratings, while Chord ai pro & Stem split averages 5.0 from 14 ratings.
Do Stemulator or Chord ai pro & Stem split have ads?
Neither Stemulator nor Chord ai pro & Stem split shows ads.
Which is updated more often, Stemulator or Chord ai pro & Stem split?
Stemulator ships an update every 9 days, and Chord ai pro & Stem split every 10 days. Most recently, Stemulator was updated on October 17, 2026 and Chord ai pro & Stem split on October 16, 2026.

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