Run Screwlab
Click on the Start button
Select “Programs”,”Screwlab”,”Screwlab Pro”
Play MP3s
Run Screwlab
Select “Add Both”
Locate the folder with mp3s
Highlight Mp3 and select”Open”
Screw MP3s
Play MP3
Click the “Sync Rate” button
Slide the “Rate A” slider to the left
Chop MP3s
Run ScrewLab
Play Song
Click “StopBoth”
Click “+” on the Delay interval to 325 depending on the song
Click “Style2” crossfader and click in the middle of the crossfader.
Click “RestartBoth”
Chop Techniques
Style 1: Position mouse in the middle of the Crossfader. Click the mouse so the slider bar moves from 2 to 1 then back.


More on chop at bottom of the page.
Record streaming media
Click the “Recorder” button.
Click “New”
Enter a name for the recorded file and click “Save”
Click “Rec” – This will start recording whatever is playing through your soundcard.
Adjust volume to keep the EQ out of the red
Click “Stop” when finished.
Record MP3’s
Play Mp3
Click “Restart Both Players” right next to the “recorder” button
Click “New”
Enter a name for the recorded file and click “Save”
Click “Rec” – This will restart both players while recording.
Adjust volume to keep the EQ out of the red
Click “Stop” when finished.
Unlock Demo
Download Screwlab Pro
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Chopping Techniques
Sounds best when the chop is pressed during a snare drum or beginning of a verse.
Set ScrewRate to 750 and your Delay Interval 250 then click “Restart Both”