Music Speed Changer Pro 2 vs Loop Slower
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Music Speed Changer Pro 2
Easily adjust the playback speed and pitch of audio files in real-time. Supports video, subtitles, images, and text for a comprehensive music learning and practice experience.
- Real-time pitch and tempo adjustment
- Loop and region selection
- Video playback with zoom
- Subtitle support for karaoke
- Import and export various audio formats
- Playlist creation
- Audio recording
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The Music Speed Changer** app allows you to easily change the playback speed and the pitch (key) of audio in real-time and independently from each other. The app also supports video (with zooming), subtitles (e.g. for karaoke), images (e.g. for scores), and text. Help: http://www.tequnique.com/apshelp Demo video**: https://www.youtube.com/watch?v=4EKstKlM6v0 ++ If you encounter stops during playback then increase the buffer size in the app's settings. ++ ## Features ## - Change pitch and tempo (speed, time-stretch) independently and in realtime using time and frequency domain algorithms. - Create range and position markers. - Loop and select regions. - Export/share and import songs with annotations (for instance for for sharing between music teachers and students). - Playlists. - Video view* with zoom support (for instance to get an exact view on a guitar player's hand). - Text view with auto scrolling and monospace font support (e.g. useful for tabs). - Subtitles view to show subtitles (for instance for karaoke). - Image view with zoom support (for instance for displaying scores in image format). - Volume amplification, and simple voice reduction. - Channel selection (left/right). - Import various formats including mp3, wav, m4a, ogg, aac, mp4 video,... - Export modified audio to wav, mp3, m4a, and flac. - Batch conversion of files. - Record audio directly in the app. - Frequency conversion (for instance to 432Hz). - Import audio from: media gallery, iOS "Open in" (supported by many apps, including DropBox), iTunes File Sharing (USB), and Wifi upload. * An iPhone 6 or better is recommend for the best video experience. The recommended video resolution is 720p. ** The old app name was "Audio Pitch and Speed Player" Use cases: music instrument training by adjusting tempo and pitch to anytune, transcription, karaoke, ...
Loop Slower
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A simple tool that allows you to loop a section of a song and adjust the playback speed. Perfect for anyone who’s practicing an instrument and want to jam along at desired speed, or when transcribing a song. The app offers: - Changing playback speed - Looping particular section of a song - Saving loops and speed per song automatically - Searching and playing songs from your library (on device) - Searching and playing songs on Apple Music* - Recently played songs for quick access * playing full songs on Apple Music requires an active Apple Music subscription.
Screenshots
Verdict
The clearest difference is update cadence: Music Speed Changer Pro 2 at every 5 weeks against Loop Slower's every 12 months. Music Speed Changer Pro 2 also leads on iOS requirement (10.0 vs 17.1). Loop Slower's advantage is price ($0.99 vs $6.99). On ads, in-app purchases 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
Music Speed Changer Pro 2 costs $6.99 and Loop Slower $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Music Speed Changer Pro 2 ships an update every 5 weeks, Loop Slower every 12 months. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.
| Parameter | Music Speed Changer Pro 2 | Loop Slower |
|---|---|---|
| Price | $6.99 | $0.99 — better |
| Rating | 2.8 (8 ratings) — better | — |
| Positive reviews | 31.3% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 5 weeks — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 10.0 — better | 17.1 |
| Further details — not scored | ||
| Size | 64 MB | 5 MB |
| Age rating | 4+ | 9+ |
| Developer | Harald Meyer | Algirdas Gridziuska |
In-app purchases
Music Speed Changer Pro 2
No in-app purchases
Loop Slower
No in-app purchases
Questions
Is Music Speed Changer Pro 2 free?
Is Loop Slower free?
Do Music Speed Changer Pro 2 or Loop Slower have ads?
Which is updated more often, Music Speed Changer Pro 2 or Loop Slower?
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