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Im just a dude watching over my parents,
and trying to make cartoons and video games from home.

Web Apps: Video File Size Calculator

, By Patcoola

Transcoding your DVDs or videos and want to know what the file size will be, then try this calculator.


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Step 1

Enter the duration of the video file example: Hours, Minutes, Seconds.

You may leave any time field empty or enter the value of zero if no value is needed.

Example: Duration 1 minute; leave all fields blank and enter 1 in the minutes field.

Note: There is no limit to any time value; if you know the total duration of the video in seconds you may enter it in the seconds field.

Step 2

Enter or select the video’s constant bit rate in kbits/s (kbps) in the Video Bitrate (CBR) field.

Step 3

Enter or select the audio’s constant bit rate in kbits/s (kbps) in the audio Bitrate (CBR) field.

Step 4

Press the Calculate button to calculate the video’s file size.

Reset Button

This button will clear all fields and results.

Note: This calculator can only calculate constant bit rates (CBR). However, you can also use the average bit rate as well.


May 15, 2019: Version 2.1.1
– Fixed some weird bug for the Bitrate input field position

July 06, 2014: Version 2.1
– New button style
– App is inaccessible until fully loaded
– New Web App functionality implementation (Pre JS Library)

April 30, 2014: Launched new HTML version
– No longer Abode Flash



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