Comparison

Acaville vs Stemzel

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

Head to head
About

Acaville

Stream contemporary a cappella music, interviews, and tips 24/7. Access podcasts and read blog content related to the a cappella community. This app is a dedicated hub for all things a cappella.

Highlights
  • 24/7 a cappella music streaming
  • Listen to a cappella podcasts
  • Read a cappella blog content
  • Interviews and tips
  • Dedicated a cappella community hub
Features
Read full description

From The Bobs to The Bubs, from Pentatonix to Divisi, Acaville is your home for a cappella music, interviews, events, and information. Use the app to stream Acaville, listen to podcasts, review the blog, and more. We're always on, streaming 24 hours a day!

About

Stemzel

This app separates any song into vocals, drums, bass, and other instruments directly on your device. It offers on-device AI processing for privacy, with no cloud uploads or subscriptions required. Mix, mute, solo, and export individual stems or the full mix.

Highlights
  • On-device AI stem separation
  • Import audio from files or URL
  • Record and split audio instantly
  • Mute or solo individual stems
  • Built-in waveform scrubber
  • Export stems and full mix
Features
Read full description

Stemzel splits any song into four stems — vocals, drums, bass, and other instruments — entirely on your iPhone. No cloud uploads. No subscription. No account required. IMPORT YOUR AUDIO • File — pick from Files, iCloud Drive, or anywhere on your device • URL — paste a direct link to an MP3, M4A, or WAV file • Record — capture audio with your microphone and split it instantly MIX AND EXPORT • Mute or solo any stem to hear exactly what you want • Play back your mix with a built-in waveform scrubber • Export individual stems or your full mix to the Files app PRIVATE BY DESIGN Every split runs on your device using on-device AI. Your music never leaves your iPhone. No servers, no tracking, no ads. ONE-TIME UNLOCK Pay once, use Stemzel forever. Unlimited splits and downloads — no monthly fees, ever. PERFECT FOR • Musicians learning parts by ear • DJs and producers isolating elements • Karaoke and acapella practice • Remixing and sampling workflows • Anyone who wants stems without uploading to the cloud Stemzel is built for speed and privacy. Import a track, wait a moment while it separates, then mute the vocals, solo the drums, or export everything — all from your pocket. Questions or feedback? Visit stemzel.com/support

Screenshots

Acaville4 screens
Stemzel3 screens

Verdict

The call

The clearest difference is rating: Acaville at 5.0 against Stemzel's 4.5. Acaville also leads on in-app purchases (none vs 4) and device support (3 vs 1). On price, ratings volume, ads and iOS requirement 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. Stemzel sells 4 one-off in-app purchases. Acaville asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Acaville holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Scorecard4 real differences · 6 level
Acaville versus Stemzel: the parameters behind the verdict, then further details
ParameterAcavilleStemzel
PriceFreeFree
Rating5.0 (2 ratings) — better4.5 (2 ratings)
Positive reviews66.7% of reviews—
Number of ratings22
Update frequencyEvery 37 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS26.026.0
Further details — not scored
Size16 MB290 MB
Age rating9+4+
DeveloperChord InnovationsMahija Kottapalli

In-app purchases

None

Acaville

No in-app purchases

4 purchases

Stemzel

One-time4
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$4.99
Show 1 more
  • Stemzel Unlock$7.99

Questions

Is Acaville free?
Acaville is free to download, with no in-app purchases.
Is Stemzel free?
Stemzel is free to download, with in-app purchases available.
Which has better reviews, Acaville or Stemzel?
Acaville is rated higher. Acaville averages 5.0 out of 5 from 2 ratings, while Stemzel averages 4.5 from 2 ratings.
Do Acaville or Stemzel have ads?
Neither Acaville nor Stemzel shows ads.

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