Music Speed Changer Mod APK v13.9.0-pl [Premium Unlocked] for Android

Music Speed Changer Official Introduction

Music Speed Changer allows you to change the speed of audio files on your device in real time without affecting the pitch (time stretch), or change the pitch without changing the speed (pitch shift). Alternatively, both speed and pitch may be adjusted together with a single control. The app is a music looper as well - you can slow down song speed and loop sections of the music for easy practice.

You can also save the adjusted audio to an MP3, FLAC, or WAV audio file for sharing with friends or listening in another player.

Music Speed Changer is great for musicians practicing an instrument needing to slow down the tempo or practice in a different tuning, speeding up audio books for faster listening, making nightcore or just rocking out to your favorite song at 130%.

Features:

-Pitch shifting - change song pitch up or down 24 semi-tones, with fractional semi-tones allowed. Range of modification may be adjusted in the app's Settings.

-Time stretching - change audio speed from 15% to 500% of original speed (change BPM of music). Range of modification may be adjusted in the app's Settings.

-Utilizes professional quality time stretching and pitch shift engine.

-Formant correction for more natural sounding vocals while pitch shifting (Pro feature, requires in-app purchase or subscription).

-Rate adjustment - change the pitch and tempo of the audio together.

-Opens most audio file formats.

-Music looper - seamlessly loop audio sections and practice over and over (AB repeat play).

-Advanced looping feature - move the loop to the next or previous measure or set of measures with the touch of a button after the perfect loop is captured.

-Reverse music (play backwards). Decode the secret message or learn a passage backwards and forwards.

-Playing queue - add folder or album to the playing queue and add/remove individual tracks.

-Waveform view showing contours of the audio for precise seeking.

-Equalizer - 8-band graphic equalizer, and preamp and balance control.

-Analyze the audio to display the BPM and musical key of each track.

-Markers - bookmark positions in your audio.

-Audio effects - apply effects such as echo, flanger and reverb, or reduce the vocal levels in the music for a karaoke effect.

-Audio separation - Track splitter and track isolation features separate vocals, drums, bass, and other instruments in any song (feature requires a device with 4 GB or more RAM, and 64-bit Android OS).

-Great for making Nightcore or Fast Music creations.

-Export your adjustments to a new audio file. File format and quality may be adjusted in the app's Settings.

-Save an altered version of the whole track or only the captured loop section (excellent for making unique ringtones).

-Modern material design UI and simple to use.

-Light and dark themes.

-Built-in audio recorder.

-Free and unrestricted music speed controller (formant correction feature requires in-app purchase or subscription).

-No waiting for your local audio file to decode, instant playback and instant audio speed and pitch adjustment.

Music Speed Changer Tips

Music Speed Changer: The Audio Tool That Actually Delivers

Music Speed Changer is exactly what it sounds like—an app that lets you speed up or slow down audio without turning it into a garbled mess. But calling it just a speed changer is selling it short. This thing handles pitch shifting too, and it does both better than most paid apps I’ve come across. Whether you’re a musician trying to learn a fast solo, a language learner picking apart a podcast, or just someone who wants to mess with voice clips for fun, this app covers you.

The standout feature here is the sound quality. Most audio tools fall apart the second you push them past 1.5x speed—everything starts sounding like chipmunks underwater. Music Speed Changer handles it differently. You can drag a track down to 15% speed to catch every note, or crank it up to 5x for quick scanning, and the audio stays surprisingly clean. No weird distortion, no warbling mess. The algorithm they’re using actually knows what it’s doing.

What really sets it apart is the separation between speed and pitch. You can slow a song down to half tempo to practice a tricky riff, but keep the pitch locked so it still sounds like the original recording. Or flip it the other way—shift the pitch up or down while leaving the tempo untouched. That kind of flexibility is rare in a free app, and it makes a huge difference depending on what you’re trying to do.

Getting started takes about ten seconds. You pick a file from your phone—works with MP3, WAV, AAC, FLAC, basically anything you throw at it—and you’re immediately looking at two sliders. Speed on one side, pitch on the other. Slide them around, hear the changes in real time, no saving and reloading every time you tweak something. That live preview alone makes the whole experience feel way smoother than most tools in this category.

If you’re working on something repetitive, the loop feature is worth paying attention to. Just highlight a section of the track, hit loop, and it’ll play that part over and over until you nail it. Perfect for practicing a solo or transcribing a fast lyric. When you’re done, saving or exporting takes one tap. You can even adjust the output quality if you want to keep file sizes small.

There’s also an equalizer built in for fine-tuning, and the app plays nice with most messaging platforms if you want to share clips. Runs smooth too—no lag spikes or random crashes, even on older hardware. I’ve seen DJs use it for quick remixes, podcasters trim audio on the fly, and music students slow down complex passages. It’s one of those tools that just works.

If there’s a downside, batch processing isn’t the most elegant if you’re handling a ton of files at once. But for the average user, that’s a non-issue. Bottom line: if you do anything with audio on your phone, this is worth having. It’s free, it’s straightforward, and it handles the basics better than a lot of apps that charge for half the features.