Closed Beta · Spring 2026

Every rep
counts.

AI-powered 3D swing analysis, AI voice coaching, and daily training that feels like a game you can't put down. Built for players who actually want to get better.

Try the Demo
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Swings Analyzed
0
3D Joints Tracked
0%
Client-Side Processing
$0
Hardware Required
/ The Platform

Six systems. One obsession.

RepLab combines the tech that makes you better with the loops that keep you coming back.

3D Motion Capture

33 body landmarks, fully client-side. MediaPipe Pose + MotionBERT-Lite lift your swing into a rotatable 3D skeleton in seconds. No sensors. No uploads. No wait.

AI Voice Coaching

Claude-powered feedback delivered as natural spoken audio. Coaches can clone their voice — so your AI coach sounds like your actual coach.

Streaks & XP

Every upload, drill, and lesson earns XP. Streak multipliers reward daily commitment. Lose the streak and you feel it.

Leagues You Can Climb

Bronze to Master, six tiers. 30 players per league, weekly cycles. Top 10 promote. Bottom 5 demote. Real stakes.

Coach Command Center

Assign drills. Track compliance in real time. Review swings. Clone your voice. Run your travel ball org from your phone.

Measurable Progress

Hip-shoulder sep, bat path, stride length, rotational velocity — tracked across every session. You see improvement in numbers, not vibes.

/ The Duolingo Engine

Train like it's a game you can't put down.

Streaks that hurt to lose. Leagues that promote the top 10 and demote the bottom 5. A skill tree you actually unlock by improving.

Experience Points

Every rep earns points.

0 XPLevel 14 · 580 to Level 15
Upload & analyze a swing+10 XP
Complete an assigned drill+20 XP
New personal best+25 XP
7+ day streak bonus2× XP
Streak

Don't break the chain.

0
Days in a row
🔒 1 streak freeze available
Leagues

Six tiers. Real stakes.

🥉Bronze
🥈Silver
🏆GoldYOU · #4
⚡Platinum
💎Diamond
👑Master
Skill Tree

Unlock by improving.

Stance & Setup
Load & Timing
ACTIVE
Stride
Hip Rotation
Swing Path
Contact Zone
/ AI Voice Coaching

Your coach, in your ear.

Claude-powered coaching intelligence, delivered in a real human voice. Coaches can clone their voice with a 30-second sample — so your AI coach isn't some generic robot. It's your coach, speaking personalized feedback on every swing.

  • 60–90 second voice deep-dives per swing
  • RAG-backed knowledge base from pro instruction
  • Feedback tuned to your age, goals & history
  • Coach voice cloning on the Pro tier
Coach Davis
Cloned voice · 30s sample
“Good work on your stride length — that's right in the zone. Your hip-shoulder separation is 4 degrees short of your target. Let's focus on the hip fire isolation drill to get that rotation initiating earlier…”
0:12 / 1:04Swing #847 · April 12
/ Pricing

Players train free. Coaches run the team.

Every player on a paid team trains for free. Coaches pay one flat price per team and get the full command center — drills, messages, compliance, reports, and the analytics to see who's grinding.

For players
Player
Join a team and start climbing.
$0
free forever
  • Join your team with a coach's invite code
  • Live team roster leaderboard
  • Receive drills and messages from your coach
  • Client-side 3D swing analysis
  • Challenge teammates head-to-head
  • Daily streaks and XP
Most Teams Pick
For coaches
Team
Run your team's training from your phone.
$49
per month · up to 20 players
  • Everything players get — for your whole roster
  • Coach Command Center dashboard
  • Daily drill assignment per player or team-wide
  • In-app messaging to individuals or the team
  • Swing review queue with voice notes
  • Create custom challenges to fire up the roster
  • Compliance tracking — who did drills today
  • Weekly progress reports
For travel ball orgs
Academy
Run an organization. Multi-team, full control.
$149
per month · up to 75 players
  • Everything in Team
  • Multi-team management (multiple age groups)
  • AI voice coaching with coach voice cloning
  • Advanced analytics — player rankings & trends
  • Parent-readable PDF progress reports
  • Bulk swing review tools
  • Priority support
  • Extended swing history
How it works

Coach signs up and gets a team invite code. Every player on the roster joins free using that code. The whole team trains, competes, and climbs the leaderboard together — with the coach watching every rep. No per-seat pricing, no upsells to players.

/ Start your streak today

Train every day.
Get better at everything.

The 3D analysis hooks you. The AI coaching teaches you. The gamification retains you. The social competition makes you obsessed.

Launch the App