RM to MP4 Converter
Convert RealMedia RM videos to MP4 for phones, browsers, social platforms, editors, and everyday playback. Start free with no account.
Drop your RM files here
Up to 250MB per file.
Conversion Settings
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your RM files
Drag and drop or select RM files from your device. You can upload multiple files at once.
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Configure Output
Choose the video quality and keep the source dimensions or reduce the output size proportionally.
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Download MP4 files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert RM to MP4?
RM is a RealMedia video format associated with RealPlayer, archived streaming media, and established online video collections. Converting it to MP4 creates a widely supported video format used by phones, computers, websites, televisions, and social platforms, ready for workflows that use the destination format.
MP4 plays on iPhone, Android, Windows, Mac, smart TVs, modern browsers, and leading video-editing applications.
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Frequently Asked Questions
Why convert RM to MP4?
RM is a RealMedia container used in established streaming collections, desktop archives, and older media libraries. MP4 is widely compatible with phones, browsers, social platforms, editors, presentations, and everyday media players.
What does Crest Convert create from my RM file?
Crest Convert creates a standard MP4 video with a widely compatible video stream and includes the first audio track when one is present.
Can I adjust the MP4 quality?
Yes. Choose the visual quality before converting your RM file to balance detail and output size for your intended use.
Can I resize the converted MP4 video?
Yes. Use the output size slider to retain the source dimensions or reduce the width and height proportionally while keeping the original shape.
Can I batch convert RM to MP4?
Yes. Add several RM videos, convert them together, and download each completed MP4 file when it is ready.
How is my RM video processed?
Your RM file is transferred over an encrypted connection, converted securely to MP4, and automatically deleted shortly after processing. No account is required.