MP4 Video Compressor
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Video To MP4
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Best Online M4R Compressor.
Please select files (above) to see file convert options below.
Change Convert Options (Optional)
General options displayed below are applied to all selected files.
If you are unsure what each option do, please leave them unchanged. Default values are configured to produce average results.
Constant Bitrate (preset)
Audio Channels and Sampling (Advanced Users Only)
Audio Trim (Cut)
Trim (Cut) Audio
Start Convert Process
Compress M4R Now!
Compress M4R Audio Files
PS2PDF online fast M4R compressor can convert thousands of m4r files with a qualifty of your preference. Just wait until we process your files to download them as a ZIP file or individual images.
Perfectly Compressed M4R
We don't compromise quality for anything. We auto detect M4R file's configuration and do our best to compress them wihtout loosing quality.
An affortless converter with a lightning speed
Our fast and easy M4R compressor make it your life simpler. We do our best to separate all details need to compress M4R files so you can just download individual files with a press of a button
Your privacy is protected
All your files are completely wiped from our containers after few hours. If your want to delete them immediately you can always drop us a message at
Support all platforms!
Windows, Mac OS, Linux, IE, Edge, Chrome, Firefox .... We got it all covered. You don't have to worry about any of those when you use our web application
High performance cloud computing
We handle all your content on cloud servers. This ensure your get the fastest convert time and best upload speed.
Rate Compress M4R Tool
Rating: 4.7 / 5 - 674 reviews
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