F4V to MP4 Converter
Convert Flash Video F4V files to MP4 for phones, browsers, social platforms, editors, and everyday playback. Start free with no account.
Drop your F4V 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 F4V files
Drag and drop or select F4V 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 F4V to MP4?
F4V is an Adobe Flash Video container commonly used for H.264-based web video and archived streaming content. 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 F4V to MP4?
F4V is a Flash-era video container based on the MP4 family and commonly stores H.264 video. MP4 is widely compatible with phones, browsers, social platforms, editors, presentations, and everyday media players.
What does Crest Convert create from my F4V 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 F4V 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 F4V to MP4?
Yes. Add several F4V videos, convert them together, and download each completed MP4 file when it is ready.
How is my F4V video processed?
Your F4V file is transferred over an encrypted connection, converted securely to MP4, and automatically deleted shortly after processing. No account is required.