Can I change the assumptions?

Yes. Replace the example values with inputs that match your situation and review every unit before using the result.

No. The result is an estimate produced by the displayed formula and the values entered. Real-world outcomes may differ.

Should important results be verified?

Yes. Verify important decisions with official documentation, measured data, product instructions or a qualified professional.

Timecode Calculator

Convert hours, minutes, seconds and frames into total frames, total seconds and decimal hours at a selected frame rate. Enter your own values and review the assumptions shown with the result.

HoursMinutesSecondsFramesFrame Rate

Total Frames

86,400 frames

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Add this free Timecode Calculator to your blog, article, or business website. Copy the embed code and publish it in minutes.

Perfect for blogs, WordPress, Webflow, and business websites.

The main result is shown first, followed by supporting values that make the calculation easier to verify.

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How to Use This Calculator

Enter each requested value using the displayed unit. Review the assumptions and update the defaults when your situation differs.

Formula & Methodology

The calculator applies the visible formulas directly to the entered values. Supporting outputs expose important intermediate results.

Worked example

At 24 fps, 01:00:00:00 equals 86,400 frames. Adding 12 frames adds half a second.

This calculator treats frame rate as continuous non-drop-frame timing. SMPTE drop-frame timecode at 29.97 or 59.94 fps requires additional counting rules.

Verify deliverable specifications, frame rate and drop-frame requirements before editing, conforming or broadcast delivery.

Related Guides

How Timecode Works in Video Production: Frames, Rates, and SMPTE Format
Understand SMPTE timecode — how HH:MM:SS:FF format works, how different frame rates (23.976, 29.97, 25) affect timecode, drop frame vs. non-drop frame, and how to calculate timecode from frame count.

Frequently Asked Questions

What does the Timecode Calculator calculate?: Convert hours, minutes, seconds and frames into total frames, total seconds and decimal hours at a selected frame rate.
Can I change the assumptions?: Yes. Replace the example values with inputs that match your situation and review every unit before using the result.
Is the result exact?: No. The result is an estimate produced by the displayed formula and the values entered. Real-world outcomes may differ.
Should important results be verified?: Yes. Verify important decisions with official documentation, measured data, product instructions or a qualified professional.

Last updated 7/22/2026