spyn
Personal AI tennis coach

Your tennis,
finally read.

Log every match and practice. spyn reads the patterns you can't see — the leak in your second serve, the set where your legs go — and tells you, with receipts.

No signup · a full demo season is already loaded

The loop

Log it. Read it. Beat it.

1

Log the match

The score takes ten seconds. Add the stats and your self-read on legs and nerve when you want the coach sharper.

2

Read the patterns

spyn splits wins from losses, surface from surface, deciding sets from straight ones — and surfaces only what holds up.

3

Beat the version of you that lost

Every finding comes with the next move and the receipts behind it. Train the lever, not the symptom.

Coaching with receipts

Not “hit more winners.” The actual lever.

Generic advice is easy to ignore. spyn points at the one number that decides your matches — and shows you exactly why it's the one.

Opportunity+11

You don't lose matches — you give them away

32 errors a match in losses vs 21 in wins.

Strength60%

You win the long ones

3–2 in deciding sets — you finish.

Watch+13pts

When the first serve goes, so do you

First serve: 68% in wins, 55% in losses.

See what your matches have been telling you.

A full demo season is already loaded. Open the court and meet your coach.

Get started →
spyn — your tennis, finally read