Comparison

Stemix vs Stem Splitter

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

Head to head
About

Stemix

Features
Read full description

Stemix Offline helps musicians, producers, and students separate audio into practical stems on their own device. Import a track or capture an idea, run offline stem extraction, then review the separated parts in a simple mixer. Adjust levels, mute or solo stems, and export results for private practice, study, remix sketches, and production prep. Key features: - Offline stem separation workflow - Import and recording entry points - Mixer controls for separated stems - Local processing and export preferences - Private audio workflow without cloud upload requirements Important: results depend on source audio quality, device performance, and the selected processing model. Respect copyright and use only audio you own, control, or have permission to process. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Stem Splitter

Isolate and manipulate individual instrument and vocal tracks from any song, entirely on your device. Adjust pitch, tempo, and export stems with a reactive visualizer. Offers a one-time purchase for full functionality after a free trial.

Highlights
  • 6-stem separation (vocals, drums, bass, guitar, piano, other)
  • Live reactive visualizer with multiple styles
  • Pitch and tempo adjustment for exports
  • Automatic BPM detection
  • 100% on-device processing
  • No ads or subscriptions
Features
Read full description

Split any song into clean, isolated stems — 100% on your device, no cloud, no waiting, no subscription. NEW: 6-STEM SEPARATION OffgridStem now separates Vocals, Drums, Bass, Guitar, Piano, and Other — not just the standard 4. Study a guitar riff note-for-note, isolate the piano part, or build a cleaner instrumental than ever. NEW: LIVE REACTIVE VISUALIZER Your exported mixdowns now live in a dedicated Exports player with a real-time, audio-reactive waveform — 14 visual styles including Bars, Neon Glow, Glass, Siri-style Fluid, Circular, Retro EQ, Cassette, and more, plus 4 color themes. Turn your phone sideways for an immersive fullscreen view. NEW: PITCH & TEMPO IN YOUR EXPORTS Shift the key, slow down the tempo to learn a part — your exported mixdown now matches exactly what you heard, not the original. NEW: AUTOMATIC BPM DETECTION Every separated song gets an estimated tempo, shown right where you’re already adjusting playback speed — no need to look it up separately. WHY OFFGRIDSTEM • 100% on-device — your music never leaves your phone • No ads, ever • One-time purchase — no subscription, no expiring credits • Fast — separation runs locally, no upload/download wait • Private by design — nothing to log in to, nothing to upload WHO IT’S FOR • Singers isolating vocals to study melody and phrasing • Guitarists and pianists isolating their instrument to learn a part • Karaoke and backing-track creators • Remixers and producers pulling clean stems from any track • Anyone who just wants the instrumental or vocals from a song HOW IT WORKS 1. Import a song, or extract audio from a video 2. OffgridStem separates it into up to 6 clean stems, entirely on your device 3. Mix, mute, solo, adjust pitch/speed per stem 4. Export a mixdown — with your pitch/speed changes baked in — or export individual stems Free to try: your first 3 songs are full-length and fully exportable. After that, previews are capped at 60 seconds unless you unlock Pro. No ads. No subscription. No cloud. Just your music, separated, on your terms.

Screenshots

Stemix4 screens
Stem Splitter4 screens

Verdict

The call

The clearest difference is update cadence: Stem Splitter at every 10 days against Stemix's every 3 months. Stemix's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support 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. Stemix sells 2 in-app purchases, starting at $0.99 per month and Stem Splitter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Stemix ships an update every 3 months, Stem Splitter every 10 days. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 7 level
Stemix versus Stem Splitter: the parameters behind the verdict, then further details
ParameterStemixStem Splitter
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 3 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.6
Further details — not scored
Size293 MB427 MB
Age rating4+4+
DeveloperMateus Polonini CardosoTsz Fung Choi

In-app purchases

2 purchases

Stemix

Subscriptions2
  • Stemix Pro Monthly$0.991 Month
  • Stemix Pro Annual$4.991 Year
1 purchases

Stem Splitter

One-time1
  • StemCraft Pro Lifetime$24.99

Questions

Is Stemix free?
Stemix is free to download, with in-app purchases available.
Is Stem Splitter free?
Stem Splitter is free to download, with in-app purchases available.
Do Stemix or Stem Splitter have ads?
Neither Stemix nor Stem Splitter shows ads.
Which is updated more often, Stemix or Stem Splitter?
Stemix ships an update every 3 months, and Stem Splitter every 10 days. Most recently, Stemix was updated on October 7, 2026 and Stem Splitter on October 5, 2026.

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