Music Speed Changer vs Loop Slower
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Music Speed Changer
Easily adjust the tempo and pitch of your audio files in real-time. Select specific regions to loop and repeat, ideal for musicians practicing instruments or transcribing music. Export your modified audio in various formats.
- Change pitch and tempo independently
- Loop and select audio regions
- Import various audio formats
- Export to WAV and MP3
- Volume amplification
- Voice reduction
Read full descriptionHide full description
Change your music's tempo and pitch in realtime quick and easy. Just select an audio file, mark the region you want to play (and loop/repeat) and change tempo and pitch on the fly. It is also possible to export the changed audio file. Use cases of Music Speed Changer are for instance: practicing guitar and other music instruments, transcriptions, change the speed of audiobooks... Features: - Change pitch and tempo (speed, time-stretch) independently - Loop region - Select region - Filtering - Import various formats including mp3, wav, m4a, ogg, aac, ... - Export to wav and mp3 - Volume amplification - Voice reduction - Separate playing of left/right channels - Import audio files from other apps to MSC - Import from Dropbox *NEW* - Send files by email *NEW* APS Player: http://www.tequnique.com/apsplayer Note: - Extreme pitch and tempo changes (for instance 24 semi-tones, which is quite a lot!) can lead to noise. - Voice reduction quality depends on the input. It works best with little compressed music and assumes that voice was recorded in mono and later mixed into the stereo channels (which is the case for a lot of music recordings)
Loop Slower
Read full descriptionHide full description
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 at every 2 months against Loop Slower's every 12 months. Music Speed Changer also leads on iOS requirement (7.0 vs 17.1). Loop Slower's advantage is price ($0.99 vs $2.99). 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 costs $2.99 and Loop Slower $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Music Speed Changer ships an update every 2 months, Loop Slower every 12 months. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.
| Parameter | Music Speed Changer | Loop Slower |
|---|---|---|
| Price | $2.99 | $0.99 — better |
| Rating | 3.4 (17 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Every 2 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 17.1 |
| Further details — not scored | ||
| Size | 20 MB | 5 MB |
| Age rating | 4+ | 9+ |
| Developer | Harald Meyer | Algirdas Gridziuska |
In-app purchases
Music Speed Changer
No in-app purchases
Loop Slower
No in-app purchases
Questions
Is Music Speed Changer free?
Is Loop Slower free?
Do Music Speed Changer or Loop Slower have ads?
Which is updated more often, Music Speed Changer or Loop Slower?
Other comparisons
