SplitFire AI Audio Separator vs VU44
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SplitFire AI Audio Separator
This app uses AI to separate any song into its individual components like vocals, drums, and bass directly on your device. It offers various AI models for different separation needs and saves extracted stems to iCloud Drive for easy access. Process audio privately and offline after an initial model download.
- AI audio stem separation
- On-device processing
- Offline functionality
- Multiple AI models
- iCloud Drive syncing
- Support for various audio formats
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SplitFire splits any song into stems, right on your iPhone or iPad. Vocals, drums, bass, and more, extracted by AI that runs entirely on your device. No upload, no cloud, no queue. Your audio never leaves your machine. HOW IT WORKS - Pick any audio file: MP3, WAV, FLAC, M4A, AAC, or OGG - Choose an AI model: fast 4-stem, fine-tuned, or 6-stem separation - Get clean stems as WAV files, accelerated by your device's GPU WHAT YOU CAN MAKE - Karaoke tracks: remove the vocals from any song - Practice tracks: mute your instrument and play along - Backing tracks for bass, drums, or guitar - Acapellas, remixes, samples, and DJ edits PRIVATE BY DESIGN - 100 percent on-device processing - Works offline after a one-time model download - No account needed to separate audio SYNCED BY YOUR ICLOUD - Stems save to a SplitFire folder in iCloud Drive and sync across your iPhone, iPad, and Mac - Real files: open them in the Files app or drag them into your DAW on the Mac, no app needed - Sync runs through your own iCloud account, never through our servers - iCloud off? Everything still works, stored locally on your device AND MORE - History: browse everything you have separated on any device, with per-stem sync state - Optional free SplitFire AI account - Made by Splitfire AB in Sweden Support: https://splitfire.ai/contact
VU44
This app transforms audio sampling into a tactile, vinyl-inspired experience. Spin a virtual platter, drop the needle, and capture loops by ear and feel, just like a crate digger. Shape your sound with onboard mixing and effects, then integrate it into your music setup.
- Tactile vinyl-style platter for scratching and nudging
- Adjustable RPM speeds for pitch shifting
- Precise loop capture with hand-played timing
- 4-band channel EQ for tone shaping
- 16 built-in effects with 4 insert slots
- Load audio from folders, files, and videos
- AUv3 plugin support for host integration
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VU44-7 — sample like a vinyl digger. VU44-7 turns sampling into a hands-on, tactile experience. Instead of staring at waveforms, you spin a real turntable platter, drop the needle and catch the perfect loop the way crate-diggers always have — by ear and by feel. Record straight off a spinning platter to get that warm, hand-played vinyl character into your sampler. Nudge the speed, scratch in a chop, cut it on the fly and grab exactly the slice you want. It's the fastest, most musical way to pull samples — whether you're flipping a record, a YouTube clip or your own field recordings. MADE FOR SAMPLING • Tactile vinyl-style platter — scratch, nudge and rewind by touch • 33 / 45 / 78 RPM — slow it down or pitch it up for instant flips • CUT & START for transform-style cuts and stabs • 6 cue points — set your hits and recall them instantly • Capture loops with real, hand-played timing and feel SHAPE THE SOUND • 4-band channel: GAIN, HIGH, MID, LOW — dial in the tone like a real mixer • 16 effects you know from VU950 — filters, EQ, comp, delays, reverb and more — across 4 insert slots • Re-colour every panel and choose a VU950 or Modern skin BRING IN YOUR OWN AUDIO • Load from Folders, Files and Videos with the built-in DISK browser WORKS IN YOUR SETUP • AUv3 plugin — run VU44-7 inside any AUv3 host, route the audio to Your favorite sampler. • Use multiple instances, automate it and bounce straight into your project • Standalone app for quick, no-fuss sampling on the go PRIVATE BY DESIGN • No accounts, no analytics, no tracking. Your audio stays on your device. Stop scrolling waveforms. Start digging.
Screenshots
Verdict
The clearest difference is review sentiment: VU44 at 100% against SplitFire AI Audio Separator's 0%. VU44 also leads on price (Free vs $7.99) and rating (5.0 vs 1.0). SplitFire AI Audio Separator's advantage is update cadence (every 2 weeks vs every 2 months) and device support (5 vs 3). On ads, in-app purchases, monetization model 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
VU44 is free to download; SplitFire AI Audio Separator costs $7.99 up front. SplitFire AI Audio Separator sells 2 one-off in-app purchases and VU44 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
VU44 holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: VU44 has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of SplitFire AI Audio Separator's written reviews are positive against 100% of VU44's.
SplitFire AI Audio Separator ships an update every 2 weeks, VU44 every 2 months. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.
| Parameter | SplitFire AI Audio Separator | VU44 |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 1.0 (1 ratings) | 5.0 (10 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 10 — better |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Mac, Apple TV, Vision Pro — better | iPhone, iPad, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Splitfire AB | Dariusz Chynek |
Customer experience
SplitFire AI Audio Separator
VU44
In-app purchases
SplitFire AI Audio Separator
- A thousand Semitones$7.99
- Five thousand Semitones$39.99
VU44
- Support$0.99
Questions
Is SplitFire AI Audio Separator free?
Is VU44 free?
Which has better reviews, SplitFire AI Audio Separator or VU44?
Do SplitFire AI Audio Separator or VU44 have ads?
Which is updated more often, SplitFire AI Audio Separator or VU44?
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