FlagHi Calculates How Changing Conditions Affect Golf Shot Distances
FlagHi calculations are coming soon as a low-cost online service
FlagHi calculations are coming soon as a low-cost online service
Temperature, elevation, and humidity affect golf shot distances. Golfers intuitively know that when conditions change, their stock carry numbers change. FlagHi - which launched on the app stores in 2013 - was the first app to best calculate how much they change.
FlagHi calculates how changing playing conditions affect golf shot distances.

The image is an actual FlagHi report we prepared for a professional golfer - and early FlagHi customer - who was playing at the 2025 US Mid Amateur in Scottsdale, AZ.
Key components:

We are planning to relaunch FlagHi as an online service. Let us know what you think.
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We've been calculating since 2013. If you (or your coach / team / caddies / etc.) needs help, let us know what's going in via the contact form and we'll do our best to get in touch quickly.
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