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Contact Us

Have a question about our online ruler, found a bug, or want us to add your phone or laptop to our calibration list? Send us an email directly.

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Email Us Directly

We read every email and usually reply within 24 to 48 hours.

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If your phone or laptop model is not in our list, send us your screen size and resolution.

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Tell us what happened, your browser name, and device so we can fix it right away.

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Share ideas for new measuring tools, unit options, or general suggestions.

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