⚾ The iPhone Strike Zone App
No ump? No problem. BLU provides "Ball" or "Strike" calls for bullpens, practices and even scrimmages and pickup games—using just your iPhone.
PRE-ORDER FOR $50
Limited spots available. Be first to try it & lock in the lowest price.
Pre-Order NowRisk-free. Full refund anytime. No questions asked.
How BLU Works ⚡
When it's ready, it's this simple.
1. Set Up Your iPhone
Place it behind home plate using a tripod or fence clip.
2. Throw A Pitch
BLU's AI tracks the ball in real-time.
3. Hear The Call
"Ball" or "Strike" instantly via speaker or earbuds. No arguing. Just play.
Who's This For? 🤔
(Not replacing umps yet—just helping where they're missing.)
🚨 Real Talk: This Is Early
This is sophisticated tech we're bringing to the amateur game. Your $50 pre-order funds the engineers making it better. Here's where we are now:
Help Build the Future of Baseball
Pick your role. Every pre-order helps us get closer to the vision.
Pioneer
Be first. Get early access, lock in the lowest price, and help fund development.
PRE-ORDER FOR $50Zero risk. Refund anytime.
It Starts With a Question
"Dad, was that a strike?"
You've been there. In the park, catching for your kid. Or at a practice with a line of eager pitchers, each one looking to you for the call. You make your best guess, but you don't always know. They just want to know if they did it right.
BLU gives them that answer. It turns a hopeful question into a moment of pure joy—a fist pump, a jump in the air. It's the instant, honest feedback that builds confidence, sharpens skills, and keeps the game fun.