Editor & Player

Markers in Audio Tracks

Music Speed Changer has an audio file "bookmark" functionality named Markers for setting numerous points in a track to mark important parts of the audio. The marker function is useful for remembering…

Trim an Audio Track

To trim a track, use the A/B loop points to mark the start and end of the final track and tap the save button at the top of the editor, the box with the down arrow. Select Save Loop Only, and tap Sav…

Pitch Controls for Pitch Shifting

The Pitch control in Music Speed Changer lets you adjust a track's pitch independent of the tempo, which means you can raise the pitch of the audio without making it faster and lower the pitch of the…

Shuffle and Unshuffle Tracks

The shuffle button controls the playback order of the tracks in the playing queue. It switches between two modes:.. Shuffled. Tracks from the queue play in random order... Unshuffled. Tracks from the…

Player Controls

Music Speed Changer's player has the classic music listening controls. The Play/Pause button is at the center, with the seek buttons and the skip buttons on either side. The controls are at the botto…

Tempo Controls for Time Stretching

The Tempo control in Music Speed Changer lets you adjust an audio track's speed independent of the pitch. You can slow down audio without making it sound deeper and speed up audio without making it s…

Formant Correction with Music Speed iOS

Formant correction is used to make the vocals in music sound natural when the pitch is shifted, and it can also create interesting audio effects. This article has two parts. The first explains how to…

Waveform

The waveform is a visual representation of the audio in a track. The height of the wave shows the volume, so you can recognize the beats and see how loud the music is at any point in the track. You c…

A/B Practice Loop Points

Music Speed Changer has AB repeat functionality which allows setting the start point (A) and end point (B) for a section of an audio track to be played back repeatedly. This loop function, commonly c…

Saving the Altered Track / Export New File

To save a track with alterations, use the save button at the top of the editor, the box with the down arrow. The new track will have the current tempo and pitch settings applied and can be found in t…

Concert Pitch Shifting (e.g. A4 Tune from 440 Hz to 432 Hz)

Music Speed Changer's pitch shift tool can be used to adjust a track's concert pitch frequency, adjusting the A4 note tuning frequency. The app shifts the current track by the given semitones and cen…

How to Open and Customize the Editor of Music Speed Changer

To open the editor screen, select the track you wish to edit from any one of the app's main sections accessed by the bottom tabs (Listen Now, Playlists, Library, Files, My Creations). The track will…

Rate Controls for Joint Audio Speed and Frequency Scaling

The Rate control in Music Speed Changer lets you adjust an audio track's speed in sync with the track's pitch. The changing of rate scales the speed and frequency at the same ratio which means you ca…

BPM & Music Key

Music Speed iOS can detect the music key, A4 tuning frequency and BPM of any song. Change the music key, tone, frequency and BPM of your music tracks in real time.. More about adjusting the musical k…

Detect and Alter BPM Beats Per Minute

The BPM component of Music Speed Changer iOS detects the Beats Per Minute of any track in your collection. It also shows you the new BPM of the music when you adjust the Tempo. Here are the steps to…

Volume Controls

Music Speed iOS has several volume control options. For quick access, there is a Volume Controls Editor Mode preset you can switch to in Settings. You can also add one or more along with the other ed…

Detect and Alter Musical Key

The key component of Music Speed Changer iOS detects the key of any track in your collection. It also shows you the new key of the music when you adjust the pitch. Here are the steps to use Music Spe…

Playback Modes

Playback modes let you control the continuation of playback when the end of a track is reached. There are four different modes:.. Play through to the end of the playing queue and pause at the end of…