AudioZone vs SING
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AudioZone
Organize and play audio files with advanced effects and note-taking features. Record, mix, and export tracks with a built-in studio. Offers free iCloud backup and optional cloud sync for seamless cross-device access.
- Audio library with custom organization
- Rich-text notes per track
- Audiophile-grade playback effects
- Built-in recording studio with multi-take
- Live waveform with gapless looping
- Free iCloud backup
- Optional Cloud Sync (Pro)
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AudioZone is a fast, beautiful audio library, player, and notes app for producers, engineers, artists, and anyone who lives in their files. Organize tracks into groups, take rich-text notes, and play back with audiophile-grade effects — speed, pitch, EQ, reverb, delay, and an A-B loop. Capture quick recordings, then layer takes in a built-in studio that mixes everything sample-accurate on iOS. Highlights • Library + groups with custom sort, swipe actions, and multi-select • Live waveform with zoomed timeline and gapless looping • Effects: speed, pitch, 5-band EQ, reverb, delay, A-B loop, export with effects baked in • Rich-text notes per track, auto-saved • Recording with a studio-style mini DAW — multi-take, per-take effects, draggable timeline • Link mode: open your library in any browser on the same Wi-Fi • Free iCloud backup that merges every device on your Apple ID — nothing is overwritten • Optional Cloud Sync (Pro): sign in with Apple or Google to sync audio files across iOS, iPadOS, and macOS Pro Cloud Sync of your full library — including audio files — for $9.99 / month. Subscription auto-renews; manage in Settings → Apple ID → Subscriptions.
SING
This app helps users improve their singing by providing real-time pitch analysis and vocal isolation. It offers tools for mic and speaker optimization and organized track management for practice sessions.
- Real-time pitch analyzer
- Vocal isolation
- Mic & speaker optimization
- Track management
- Personalized practice
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SING — VOCAL PRACTICE STUDIO Practise singing with live pitch feedback, reference tracks, local vocal isolation, and precise control over difficult song sections. SING is a vocal practice studio for singers, vocal students, performers, choir members, songwriters, and bedroom producers. See your vocal pitch in real time, compare your voice with a reference track, isolate vocals on your device, change pitch and speed, and practise the exact part of a song you want to improve. SING WITH LIVE PITCH FEEDBACK Use your microphone as a real-time vocal pitch monitor. Watch your pitch while you sing and compare your voice with a reference vocal, melody, or instrumental track. The pitch analyzer can work with: - Your microphone. - A reference vocal. - An instrumental or backing track. - One or two reference tracks in a composition. Use the live pitch display to practise singing in tune, improve note accuracy, and understand where your voice is above or below the target. CALIBRATE ONCE. SING IN SYNC. Measure playback and recording timing from the home screen, then apply the correction globally across SING. The calibration helps align monitoring for headphones, speakers, Bluetooth devices, and external audio equipment. Recalibrate when you change your microphone, headphones, speakers, or other audio equipment. PRACTISE DIFFICULT SONG SECTIONS Select a specific range of a song and practise it repeatedly instead of replaying the entire track. - Loop a phrase or section. - Slow down the tempo. - Change the pitch to suit your vocal range. - Compare your performance with a reference. - Focus on the notes and passages that need work. Use range clipping to create focused vocal exercises from any part of an imported track. ISOLATE VOCALS LOCALLY Split an imported track into vocal and instrumental stems using on-device processing. Create a backing track, practise with the original vocal as a reference, study vocal phrasing, or compare your performance with the original arrangement. Core local audio processing does not require an online account or a cloud upload. BUILD A VOCAL PRACTICE COMPOSITION Import or record audio directly into a composition. Arrange audio tracks on a timeline, move and crop sections, change pitch and speed, and create a practice setup that fits your voice. A composition can contain your reference vocal, instrumental track, recorded takes, and separated stems in one organised workspace. MANAGE YOUR PRACTICE LIBRARY Create, search, import, export, share, and organise compositions in one place. Keep your practice tracks, recordings, backing tracks, and vocal exercises together instead of switching between separate audio apps. WHO IS SING FOR? - Singers practising songs, scales, and difficult vocal passages. - Vocal students working on pitch accuracy and consistency. - Choir members preparing vocal parts. - Performers preparing for auditions or live shows. - Songwriters checking melodies and vocal ideas. - Bedroom producers creating vocal practice tracks. Start with the live pitch analyzer, then create a composition when you are ready to practise with a song. SING is free to try. Optional one-time upgrades may provide more saved compositions and advanced composition, analysis, and export features. AUDIO RIGHTS Only import and share audio that you own or are authorised to use. SING does not provide copyrighted songs and does not bypass streaming-service restrictions.
Screenshots
Verdict
The clearest difference is rating: AudioZone at 5.0 against SING's 1.0. AudioZone also leads on ratings volume (3 vs 1) and iOS requirement (13.0 vs 15.0). SING's advantage is in-app purchases (none vs 1). On price, update cadence, ads 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
Both are free to download. AudioZone sells 1 in-app purchase, starting at $9.99 per month. SING asks for nothing beyond the download.
AudioZone holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
AudioZone ships an update every 3 days, SING every 6 days. The most recent releases landed on June 21, 2026 and September 15, 2026 respectively.
| Parameter | AudioZone | SING |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 3 days — better | Every 6 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 50 MB | 189 MB |
| Age rating | 4+ | 4+ |
| Developer | Marcus McCallum | sanasofthk |
Customer experience
AudioZone
SING
In-app purchases
AudioZone
- AudioZone Pro$9.991 Month
SING
No in-app purchases








