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Our timer is designed for casual play with minor variations (±0.1–1s/min). For official tournaments use certified physical clocks.

Yes, settings are saved in your browser via localStorage.

No. Use FIDE/USCF approved physical clocks for rated games.

Have questions or feedback? We'd love to hear from you. Send us a message and we'll respond as soon as possible.

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We typically respond within 24–48 business hours.

Standard Inquiries — 24–48 business hours

Technical Issues — 48–72 business hours

Business Days — Monday to Friday

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Quick answers to the most common questions

❓ How accurate is the chess timer?

Designed for casual/recreational play. Minor variations (±0.1–1s/min) possible. For official tournaments use certified physical clocks.

💻 What browsers are supported?

Chrome, Firefox, Safari, and Edge — latest versions recommended for best performance.

📱 Can I use it on mobile devices?

Yes! Fully responsive on smartphones and tablets. Keep your device charged as timing requires the screen to stay active.

💾 Are my timer settings saved?

Yes — saved in your browser via localStorage. Preferences persist between sessions on the same device.

🆓 Is Chess Timer Digital free to use?

Completely free with no registration required. We may display ads to support the service.

🏆 Can I use it in official tournaments?

No. Use FIDE or USCF approved physical chess clocks for rated games and official competitions.