Vocal remover vs Unison
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Vocal remover
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Vocal Remover splits any song into separate stems using AI. Remove vocals to create an instrumental, isolate the singer for an acapella, or pull out drums and bass for your own remix β all in a few taps. Your first separation is free. Further separations and premium features require a Premium subscription (in-app purchase). WHAT YOU CAN DO - Remove vocals and get a clean instrumental track - Isolate vocals to create an acapella - Separate drums, bass, piano and other instruments (Premium) - Turn any song into a karaoke backing track - Extract stems for remixes, mashups, sampling and DJ sets - Practice singing or playing along with the original recording HOW IT WORKS 1. Import a song from your files, library or a link 2. Choose the stems you want (vocals, instrumental, drums, bass, more) 3. Let the AI process the track 4. Preview, download or share the result BUILT FOR - Singers preparing karaoke or audition tracks - Musicians learning parts by ear - Producers and DJs building remixes and edits - Content creators who need clean audio for videos - Music teachers and students FEATURES - Studio-grade AI separation with clean, artifact-free results - Supports MP3, WAV, M4A, FLAC and more - High-quality export (Premium) - Adjust the volume of each stem before exporting (Premium) - Fast processing β most songs finish in under a minute - Works with full-length tracks - Simple, clean interface with no learning curve PREMIUM (IN-APP PURCHASE) Premium unlocks additional separations, multi-stem separation (drums, bass, piano and more), high-quality export and per-stem volume control. Premium is offered as an auto-renewing subscription. Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your App Store account settings. Whether you need an instrumental for karaoke night, an acapella for a mashup or a drum loop for your next beat, Vocal Remover gives you professional stem separation right on your phone. Download now and separate your first track for free. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.privacypolicies.com/live/27218f44-9265-4705-8b49-29e7fb7ef630
Unison
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Unison is a multitrack recorder and music editor for vocals, instruments, backing tracks and editable notes. FREE PERSONAL MUSIC TOOLS Record multiple tracks, retake a selected range, follow lyrics or sheet music, and use a metronome and count-in. Edit clips, notes and drum patterns. Adjust track volume, pan, automation and effects, including EQ, compression, reverb and delay. Use pitch and timing tools, vocal separation, automatic level balancing and backing-track ducking. Export a WAV mix, separate tracks or a project backup. Personal features work without an account and remain free. Optional sound and model resources download when needed. TEAM COLLABORATION Link your existing local project to a team, or link a team to an existing project. Publish updated backing tracks and shared tracks, assign recording tasks, review member takes and bring approved recordings back into the original project. Members choose when to download updated reference tracks. Local edits are preserved. The project owner needs an annual team subscription. Invited members participate free. Sign in only when using account, team or purchase features. Team transfers require an internet connection. When the ownerβs subscription expires, new collaboration pauses; existing shared content remains available for reading, downloading and deletion. SUBSCRIPTION The annual price is shown before purchase. Payment and automatic renewal are handled by the App Store. Manage or cancel renewal in your Apple account settings. Restore purchases from the Team subscription page. Deleting a Unison account does not cancel the store subscription. Wired headphones are recommended for monitoring. Pitch, separation and alignment results depend on the recording. Some processing tools support tracks up to 120 seconds. Word alignment requires compatible on-device speech recognition. Back up important work before deleting the app. Privacy: https://unison.ieoxx.com/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: admin@voalice.com OPTIONAL CLOUD MUSIC Use AI credits for cloud music creation and processing. Buy credits with an App Store in-app purchase; credits do not expire. The required points are shown before confirmation. Eligible generation includes one complimentary regeneration and keeps both results. Failed tasks release held points. Generated audio can be added to a project and edited; exact editable sheet music is not guaranteed. Upload only recordings you own or are authorized to use. Internet and sign-in are required for cloud tasks.
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Verdict
Vocal remover and Unison are too close to call on the numbers: across 5 compared parameters β price, ads, in-app purchases and device support among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Vocal remover sells 1 in-app purchase, starting at $6.99 per 7 days and Unison sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Vocal remover | Unison |
|---|---|---|
| Price | Free | Free |
| Update frequency | β | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, Mac β better |
| Requires iOS | 16.4 | 16.0 β better |
| Further details β not scored | ||
| Size | 62 MB | 643 MB |
| Age rating | 4+ | 4+ |
| Developer | Ozkan Arslan | Quite Awesome Limited |
In-app purchases
Vocal remover
- Weekly Subscription$6.997 Days
Unison
- 500 AI Credits$5.00
- 10,080 AI Credits$80.00
- 10,795 AI Credits$85.00
Show 7 moreShow fewer
- 11,520 AI Credits$90.00
- 12,255 AI Credits$95.00
- 13,000 AI Credits$100.00
- 20,250 AI Credits$150.00
- 28,000 AI Credits$200.00
- 42,900 AI Credits$300.00
- 75,000 AI Credits$500.00









