Skip to content

Your Surf Coach

Powered by OpenAI GPT-6 Astra

Your boards. Your breaks. Your next breakthrough.
Just start a conversation.

Get the free app
Free on iPhone · Apple Watch optional
Neptune

Small and clean this morning. Fish or shortboard?

I’d take your fish. In the small, clean waves you’re describing, it should help you carry speed through the softer sections.

You mentioned feeling rushed last time. Today, give yourself one extra beat to look down the line before you turn.

How much time do you have this morning?

Your boards + what you told Neptune

Next release preview · Example conversation

Your surf, in view.

A place on the map. A board in your quiver. A session to learn from. Bring it all back to the conversation.

Neptune conversation showing saved board and journal receipts, with an inline map preview.

Talk. Then follow through.

Tell Neptune about a new board or a surf. Keep the details together as you talk.

Neptune Places showing a local satellite map of the Santa Barbara coastline and sample surf breaks.

Get to know your coastline.

Explore nearby breaks, then ask your coach about the session you have in mind.

Neptune Journal showing a sample Apple Watch session route, detected rides, and Reflect with Neptune.

Make the next surf better.

Look back at your recording and talk through what felt different on the water.

Actual app screens · Sample data · Next release preview

Neptune recording a sample surf session on Apple Watch, with elapsed time, estimated waves, and heart rate.
Apple Watch · Next release preview

Record your surf.
Then talk it through.

Take Neptune on your Apple Watch. Bring the recording back to your coach, and tell it how the session really felt.

Watch optional. Wave detection is an estimate.

Let’s talk surfing.

Get the free appFree on iPhone
Neptune sample session at Rincon: the full recorded GPS route, three highlighted estimated rides, start and finish markers, and ride-by-ride controls.
Neptune and the surfer discuss that same three-wave Rincon session: looking down the line earlier felt smoother, and Neptune suggests repeating that focus next surf.
One surf. A conversation to build on.
Actual app screens · Mock Rincon session & conversation · Dual-screen concept