◆ NOW ON iOS · FREE

THE DIAMOND 9APP

Track your pitching. Follow your plan. Outwork everyone. The training tool built for serious pitchers — and the coaches who develop them.

BUILT TO DEVELOP

RAPSODO & TRACKMAN

Upload your Rapsodo or Trackman CSV — get per-pitch analytics, strike zone heatmaps, movement profiles, personal bests, and progression charts automatically.

LEADERBOARDS

See where you stack up against every Diamond Nine athlete. Live rankings keep pitchers competitive and chasing the top spot.

TRAINING PROGRAMS

Coaches build reusable multi-week training programs once, then apply them to any athlete's calendar in a single tap.

DRILL LIBRARY

Organized library of drills with video attachments — either YouTube links or coach-uploaded clips — so every rep is done right.

COACH ↔ ATHLETE

Direct messaging between coaches and athletes, plus daily training checklists so nothing gets missed.

SCOUTING REPORTS

Generate professional PDF reports of any athlete's arsenal and progression — ready to send to college coaches and scouts.

Compatible with Rapsodo and Trackman CSV exports. Not affiliated with or endorsed by Rapsodo or Trackman.

FREE TO DOWNLOAD AND USE

For athletes and coaches. No subscription. No in-app purchases. Premium plans coming soon.

Download on theApp Store

WE’VE GOT YOU

Reach out anytime — we typically respond within 1–2 business days.

support@diamond9athletics.com