Set your rules once. Diamond Commander builds a full batting order and fielding plan for your baseball or softball team in seconds, right from your phone. Change anything, anytime. You're always in control.
Use it now in any browser, no install. Native apps coming soon.Command the Diamond without the spreadsheet, the guesswork, or the arguments about playing time.
Switch rules on or off to match your league and your style. Tap generate and the lineup follows your setup. Edit anything by hand and it flags, it never blocks you.
Player pitch, coach pitch, machine pitch, and tee ball, plus softball with a rover. Pick your format and the right rules follow.
Check who showed up, tap generate, and get a full lineup in seconds. Reshuffle or edit anything in a tap.
Rotates fairly across the whole season, remembering who sat and who has or has not played each position.
Dial in competitiveness and rate player skills to put your best gloves where they matter most, without sacrificing fair play.
Dugout-ready lineup cards to print, and a read-only share link for your coaching staff and families.
Add your players, or import them from a spreadsheet. Mark any position a player should not play.
On game day, check in the players who showed up. Late arrivals are easy to add.
Get your lineup, review the checks, then share it or print a dugout card.
Every app is free through October 31, 2026. After that, pick what fits your team. Prices are in CAD, per coach, per year, and renew yearly (cancel anytime). No credit card to start.
Fair lineups, playing time and game-day checks, built for you in seconds.
Run a baseball or softball tryout in real time: every evaluator scores on their own phone, and you walk out with a ranked list you can defend.
See Diamond Recruiter →Pick what your players need to work on and Boot Camp builds the practice: drills with step-by-step instructions, short videos, warm-up routines and the gear list.
See Diamond Boot Camp →Get the whole package: Commander, Recruiter and Boot Camp together, $5.99 less than buying them one by one.
Start freeDiamond Commander handles the rules and the fairness math so you can focus on coaching. No spreadsheets, no debates about playing time, no scrambling in the dugout.