b4-app: AI Batting Partner 4+

Introducing the first AI-based baseball batting app for instant advanced hitting data via iPhone. Supports iPhone 11 and later. Currently X, XR, and XS are not supported.

Revolutionize your baseball training experience. Enhance your batting skills, analyze your performance, and take your game to the next level. Get cutting-edge batting stats, biomechanics analysis, and real-time feedback—all with just an iPhone and a tripod!
Developed with multiple Major League players.


Key Features
• Comprehensive Metrics: Access a complete baseball swing analysis toolset, including exit velocity, launch angle, bat path, and biomechanics analysis, to refine your skills and elevate your game.
• Real-Time Playback: Review and learn from past performances with slow-motion videos, and track your progress with real-time analytics.
• Immersive Pitch: An innovative feature that simulates live incoming pitches, refining your timing and reaction down to the millisecond—all from your iPhone.
• Dynamic Visualizations: Easily track progress and identify your strengths.
• AI Report: Gain deeper insight into your hitting performance. Track SwSp%, xwOBA, exit velocity, launch angle, and more.


Batting Statistics Overview
• Bat Path Analysis: Gain in-depth insights into your bat control and make informed adjustments.
• Exit Velocity Tracking: Accurately measure the speed of your hits to monitor your progress and aim for new personal bests.
• Launch Angle Optimization: Perfect your launch angles for maximum performance and increase hitting probability.
• Comprehensive Biomechanics Analysis: Refine your technique by understanding your stride, weight shift, and head movement.
• Advanced AI Report: Track hit classifications, analyze SwSp%, xBA, xwOBA, ground-ball to fly-ball ratio, and more to pinpoint and boost your game performance.


Premium Exclusives
Subscribe to b4 premium to unlock these exclusive features:
• Unlimited personalized AI analyzed results per month: Receive detailed insights into your batting technique.
• Unlimited Timing the Pitch feature: Simulate live pitches and refine your timing with unlimited access to this feature, exclusively with the Premium plan.
• Unlimited AI Report: Unlock in-depth performance analysis after every session to track progress and fine-tune your swing.


Subscriptions
Our app is free for everyone to use! Access our essential features like swing analysis at no cost. Users can analyze up to 10 swings per day.


Choose Your Plan
• $149.99/Yearly: Save with our annual subscription.
• $14.99/Monthly: Flexible monthly subscription available.
• Coach Access+: Explore plans tailored for coaches at all levels.


Experience Future Tech Today! Dive into advanced batting metrics, enhance your sports performance in real-time, and start your science-backed journey to improvement with the b4-app – all at your fingertips.