This Blue • Support

This Blue • Support

Last updated 16th April 2025

Last updated 16th April 2025

OVERVIEW

OVERVIEW

This Blue is a modern digital version of the historical Cyanometer instrument that was used to measure the blueness of the sky. Our app helps you measure and track sky color variations using your iPhone's camera.

HOW TO USE

HOW TO USE

  1. Point your phone camera at the sky, the algorithm will match the sky with the correct blue using the on-screen colour wheel


2. Tap the 'capture' button to save a picture of the sky, plus the shade of blue and location


  1. Tap the 'saved' button to see all the blues you have saved and compare the different shades of blue


  1. Tap on any shade of blue, then tap 'send' to send a beautiful customised card to friends

COMMON ISSUES AND SOLUTIONS

COMMON ISSUES AND SOLUTIONS


✷ CAMERA ACCESS ✷

If the camera isn't working, check your privacy settings:


  • Go to Settings > Privacy > Camera


  • Ensure Cyanometer is enabled


✷ LOCATION SERVICES ✷

For location tagging:


  • Go to Settings > Privacy > Location Services


  • Enable location access for Cyanometer


✷ BEST PRACTICES ✷


  • Take measurements in clear sky conditions


  • Avoid cloudy or overcast days


  • Keep your camera lens clean


  • Hold your device steady and level

CONTACT US

CONTACT US

If you have further questions, please contact us at benjaminstrak@gmail.com