# PREPRO — Vocal Demos — Rap Recording, Comping & Pitch > Rap Recording, Comping & Pitch (iPhone/iPad app by OSCILLATION FUTURES.) - Source: https://appshunter.io/ios/app/prepro-vocal-demos/id6806890184 (this page in markdown: same URL + `.md`) - Developer: [OSCILLATION FUTURES](https://appshunter.io/developer/1896686109) - Category: Music - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 18.0 · 34 MB - Languages: American English, Japanese, Korean - Released: 2026-09-16 - Data updated: 2026-10-08 - User reviews in markdown: https://appshunter.io/ios/app/prepro-vocal-demos/id6806890184/reviews.md ## What is PREPRO? Vocal demos and covers. Made on your phone. Capture a melody as it comes to you. Record a guide vocal for your own song. Sing along to the backing track of a song you love. PREPRO is a music app for recording, layering vocals and editing takes on your phone—from vocal demos to cover songs. Build a vocal you're happy with, one part at a time. Loop a tricky phrase and record it again. Combine the best parts of different takes, without having to sing the whole song from the beginning. Layer harmonies and ad-libs, or try out melodies with your lyrics in view. Write, record and choose your takes in one app. Features • Record vocals over built-in beats or your own backing tracks • Write lyrics and keep them in view while recording • Loop any section for playback and recording • Layer harmonies and ad-libs • Combine the best parts of your takes with vocal comping • Use pitch correction for rap vocals and more • Automatically detect your audio's key and BPM • Choose a color theme to match your mood • Export MP3 mixes and WAV stems with VIP Free features Use built-in beats to write lyrics, record, layer vocals, comp takes and apply pitch correction for free. Create and save multiple projects. Link your Apple account for the first time to import three of your own beats or backing tracks for free. Exporting audio files requires VIP. PREPRO VIP • Unlimited imports of your own beats and backing tracks • MP3 mix exports • Separate WAV files for each track Share your recordings or bring them into your DAW to keep working. Monthly and annual subscriptions renew automatically. Manage or cancel your subscription in Apple's subscription settings. Restore purchases from within the app. Terms of Use (Apple Standard EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://oscillationfutures.com/prepro/privacy?lang=en#privacy ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | プリプロ VIP（月額） | $2.99 | per month | | プリプロ VIP（年額） | $29.99 | per year | ## Version history (last 5 releases) ### 1.0.5 — 2026-09-25 From vocal demos to cover songs, PREPRO now adapts to how you want to sing and create. • Link your Apple account for the first time to get three free audio imports. Check your remaining imports in the audio selector and Settings. Audio export requires VIP. • Choose “Create an original song” or “Sing a song I love” during onboarding for guidance that fits your goal. You can change this in Settings. • Added KAWAII POP and NEON TOKYO color themes. EMO RAP is now called EMO. • Change the pitch-correction key after recording. • Change BPM in RANGE. After recording, changing BPM requires confirmation to delete recordings and take edits. Source audio, lyrics and notes are kept. • The NEXT button now stays at the bottom of the audio selector. ### 1.0.4 — 2026-09-20 Improved beat selection and the VIP pass display. • Use Back on the audio import screen to return to the beat list and choose again. • Fixed the bottom of VIP pass tickets being cut off. • Rating requests are now spaced at least two calendar days apart. ### 1.0.3 — 2026-09-20 More freedom to create demos with built-in beats. • Create and save multiple projects with built-in beats on the free plan. • Go straight from the introduction to the beat list, where you can also choose to import your own audio with VIP. • Added Contact support in Settings. • Fixed normal playback in REC repeating near the end instead of stopping. • After creating a project, you may be asked to rate PREPRO when starting your next recording. ### 1.0.2 — 2026-09-18 A clearer way to start demos with your own audio. • Added a VIP entry on the home screen. • Importing your own beat or backing track now requires VIP. • Lyric writing, recording, vocal layering, comping, and pitch correction with built-in beats remain free. • Existing projects remain available to open and edit. • VIP continues to include multiple saved projects plus MP3 and WAV exports. • Clearer labels for paid actions and a smoother return after purchase or restore. ### 1.0.1 — 2026-09-17 Smoother recording setup and retakes. • Adjust the recording start one beat at a time, with more compact range settings. • Count in before the selected range, with the recording start marked in the waveform. • Hear previous recordings during the count-in, with fewer clicks when playback starts. • Improved joining and splitting of recorded ranges with different numbers of takes. • Clearer text and better button feedback. ## Apps similar to PREPRO | App | Rating | Price | Category | | --- | --- | --- | --- | | [Music Memos - Chords & Lyrics](https://appshunter.io/ios/app/music-memos-chords-and-lyrics/id6446246814) | 4.1 (69) | Free | Music | | [Ableton Note](https://appshunter.io/ios/app/ableton-note/id1633243177) | 4.2 (695) | $6.99 | Music | | [AudioKit Synth One Synthesizer](https://appshunter.io/ios/app/audiokit-synth-one-synthesizer/id1371050497) | 4.9 (26,818) | Free | Music | | [British FM Radio - Live Player](https://appshunter.io/ios/app/british-fm-radio-live-player/id1052718459) | 4.8 (6,453) | Free | Music | | [Discogs](https://appshunter.io/ios/app/discogs/id1036449551) | 4.8 (67,058) | Free | Music | | [Tuner Pro: Guitar Tuner & Tab](https://appshunter.io/ios/app/tuner-pro-guitar-tuner-and-tab/id1438248122) | 4.5 (45,731) | Free | Music | ## More apps by OSCILLATION FUTURES - [Lock Me!](https://appshunter.io/ios/app/lock-me/id6769767030) All apps by OSCILLATION FUTURES: https://appshunter.io/developer/1896686109 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-08.*