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SpeedReflex

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Contact Us

Have a question about our reaction tests, found a glitch on your phone’s GPS, or want to discuss timing accuracy? We’d love to hear from you. Everything on SpeedReflex is built with transparency and precision in mind.

Inquiry Channels

Choose the most appropriate topic so we can handle your request swiftly.

General Support & Feedback

General inquiries, feedback on your user experience, or partnership requests.

Bug Reports & Device Issues

Report unusual GPS latency, audio delay, or rendering anomalies on specific hardware.

Methodology & Research

Questions about our frame-synced clock, Doppler satellite equations, or statistical distribution model.

Privacy & Data Protection

Inquiries regarding local storage, GDPR, or zero-tracking verification.

Send a Message

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Response Time & Details

We aim to review and reply to all technical inquiries and feedback within 24–48 business hours.

Tips for Reporting Hardware Glitches

If you are reporting a timing glitch or inaccurate GPS reading, sharing these details helps us reproduce it immediately:

  • Device model (e.g., iPhone 15 Pro, Galaxy S24, MacBook M3)
  • Browser & Version (e.g., Safari 18, Chrome 130)
  • Display refresh rate (e.g., 60 Hz, 120 Hz, 144 Hz)
  • Environment (e.g., highway in car, passenger train, indoors)

Quick Legal & About Links

FAQ

Contact FAQ

Why does my car speedometer show a higher speed than SpeedReflex GPS?

Does SpeedReflex work offline?

Try a Reaction Test

Test your real reflexes with frame-accurate timing in your browser.