Video Calculator

Free video calculator to calculate video file size. Instant results in your browser — no signup.

JavaScript is required for live calculation.

You can still read how Video Calculator works, the formula, examples, and FAQs below.

Bitrate
Duration

Direct calculator

Enter values and calculate an instant answer.

Inputs

Enter the values, then calculate.

Bitrate

Duration

Results update when you click Calculate.

Result

Primary answer and useful breakdowns.

file size

0.6500

Calculate video file size

(bitrate) / (duration || 1)

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Recently used

Tools you open will show up here on this device — with your last inputs when available.

What this result means

Free video calculator to calculate video file size. Instant results in your browser — no signup. Calculate video file size: (bitrate) / (duration || 1).

Assumptions

Rule dependency: Universal formula.

How it works

Calculate video file size: (bitrate) / (duration || 1).

Example

Example: “video file size calculator”. Enter your values and click the button to get a result.

Frequently asked questions

What does this video file size calculator do?+

It helps you calculate video file size. Typical search: “video file size calculator”.

How should I read the result?+

Calculate video file size using bitrate; duration. Result: file size.