ConvertiSlowed
Mickael Barthemy Music iPhoneiPadiPod touch
ConvertiSlowed is a free Music app for iPhone and iPad by Mickael Barthemy. Requires iOS 16.4. Updated September 24, 2026.
- Price
- Free
- on the App Store
- Size
- 42 MB
- Age 4+
- Updated
- Sep 24
- 2026 · v1.0.3
Screenshots
About ConvertiSlowed
Create the mood that fits you from your own tracks. ConvertiSlowed turns an audio file into slowed + reverb, nightcore, speed up or bass boost, right on your iPhone. IMPORT YOUR TRACK Choose an MP3, WAV, M4A, FLAC or OGG file from your phone. No account is required, and no track is ever sent to a server. TWEAK YOUR EDIT LIVE • Change speed from 0.5x to 2x • Add bass boost and reverb • Use Slowed + Reverb, Nightcore, Bass Boost and Speed Up presets • Hear the result instantly and fine-tune every setting EXPORT AND SHARE Export your edit as M4A or WAV, then share it with any app you choose. Exporting continues when your screen is locked or the app moves to the background. BUILT FOR PRIVACY All audio processing stays on your device. No account, no audio server and no microphone recording. Your first export is ad-free; an ad may occasionally appear before later exports.
What’s new
Version 1.0.3 · Updated September 24, 2026
ConvertiSlowed is now available in 50 languages. Onboarding, the interface, error messages and system permission descriptions now follow your device language.
App privacy
The developer, Mickael Barthemy, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
Used for: Third-Party Advertising, Developer’s Advertising or Marketing, Analytics, App Functionality
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Diagnostics: Performance Data, Other Diagnostic Data, Crash Data
Used for: Third-Party Advertising, Developer’s Advertising or Marketing, Analytics, App Functionality
Alternatives to ConvertiSlowed
Looking for apps like ConvertiSlowed? Here are 6 similar apps on the App Store. The highest rated is Nightcore Slowed Reverb Maker (5.0/5), and all 6 are free to download.
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SlowVibeMaker: Slowed Reverb
4.7
-
Nightcore Slowed Reverb Maker
5.0
-
Soundrift: Slowed, Reverb & 8D
-
8D, Slowed & Reverb: Soundlith
4.5
-
Neon Engine
-
Y2K Player: Sped Up Songs
5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| ConvertiSlowed | – | Free | September 24, 2026 | |
| SlowVibeMaker: Slowed Reverb | 4.7 / 5 (3) | Free | Oct 15, 2026 | Compare |
| Nightcore Slowed Reverb Maker | 5.0 / 5 (6) | Free | Oct 18, 2026 | Compare |
| Soundrift: Slowed, Reverb & 8D | – | Free | Apr 1, 2026 | Compare |
| 8D, Slowed & Reverb: Soundlith | 4.5 / 5 (2) | Free | Oct 12, 2026 | Compare |
| Neon Engine | – | Free | Jul 16, 2026 | Compare |
| Y2K Player: Sped Up Songs | 5.0 / 5 (11) | Free | Aug 29, 2026 | Compare |
Compare ConvertiSlowed with the top alternatives: ratings, updates, ASO score and keyword gaps →