Browser-based utility
Video File Size Calculator
Estimate final video file size from bitrate and duration.
Mobile friendlyClear outputPrivate-first
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Use Video File Size Calculator
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How it works
Estimate final video file size from bitrate and duration. Inputs are handled locally in your browser unless a feature explicitly says otherwise.
About Video File Size Calculator
Estimate final video file size from bitrate and duration.
This free online video & audio tool is designed for quick browser-based use on desktop and mobile. Review the result before using it for important financial, legal, medical, or professional decisions.