Is the Refresh Rate Test free to use?

Yes. Every tool on the site is completely free, with no account, login or download required.

Most tools process content on your device. Features using live data, external services or sharing make network requests. Review the tool's instructions and our Privacy Policy before using sensitive information.

Does it work on mobile?

The layout adapts to phones, tablets and desktops. Available file formats, device access and larger processing jobs depend on your browser and device.

Do I need to install anything?

No installation is needed to use the website. The optional browser extension and mobile app are currently in development.

Refresh Rate Test

Measure browser animation-frame timing and estimate the current display refresh rate.

Display Timing Measurement

Measure animation-frame timing over roughly three seconds. Keep this tab visible and avoid resizing the window during the sample.

Measured Refresh Rate

Ready

Browser scheduling, variable-refresh displays, power saving and background work can affect results.

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What Is the Refresh Rate Test?

The Refresh Rate Test lets you measure browser animation-frame timing and estimate the current display refresh rate. Open the workspace above to use its controls. No account or installation is required.

How It Works

Enter the values or content requested by the Refresh Rate Test, choose the available options, and review the result. Where a tool offers a download or copy control, use it to keep your work. Live data, remote resources and some device features require an internet connection or browser permission.

When to Use It

Use the Refresh Rate Test to measure browser animation-frame timing and estimate the current display refresh rate. Explore related developer tools for the next step in your workflow. Check units, source values and any stated limitations before relying on a result.

Frequently Asked Questions

Is the Refresh Rate Test free to use?: Yes. Every tool on the site is completely free, with no account, login or download required.
Is my data private?: Most tools process content on your device. Features using live data, external services or sharing make network requests. Review the tool's instructions and our Privacy Policy before using sensitive information.
Does it work on mobile?: The layout adapts to phones, tablets and desktops. Available file formats, device access and larger processing jobs depend on your browser and device.
Do I need to install anything?: No installation is needed to use the website. The optional browser extension and mobile app are currently in development.

Found an issue? Send Feedback. See our data sources and update policy for tools that depend on changing information.