Your AI-Powered Fitness Coach
Adaptive workout plans, personalized nutrition, and intelligent progress tracking — all powered by AI that learns your goals and adapts to your lifestyle.
315 Bench Block
Bench Strength & Triceps
5 exercises
This Week
Everything You Need to Reach Your Goals
GrinFit combines cutting-edge AI with proven fitness science to deliver a truly personalized experience.
AI-Assisted Workouts
Adaptive training plans that evolve with your progress and respond to your feedback.
Smart Meal Planning
Personalized nutrition and meal plans tailored to your goals, preferences, and dietary needs.
Macro Guidance
Intelligent macro targets based on your body composition, activity level, and objectives.
Progress Tracking
Comprehensive insights and analytics to visualize your journey and celebrate wins.
Full Personalization
Customize everything — goals, equipment, schedule, and training style to fit your life.
Fast & Modern UX
Beautiful, intuitive interface designed for speed. No friction, just results.
How It Works
Getting started with GrinFit is simple. Three steps to a smarter fitness journey.
Set Your Goals & Constraints
Tell us about your fitness goals, available equipment, schedule, and any dietary restrictions. The more you share, the better we can personalize.
Generate Your Plan
Our AI creates a comprehensive workout and nutrition plan tailored specifically to you. Every detail is optimized for your success.
Track, Adjust & Improve
Log your workouts, track your nutrition, and watch the AI adapt your plan based on your progress and feedback.
What's Coming Next
We're actively building GrinFit. Here's a glimpse of what's on our roadmap.
More Training Styles
In ProgressPowerlifting, CrossFit, calisthenics, yoga, and sport-specific programs.
Smarter Nutrition
PlannedAdvanced dietary constraints, allergy handling, and recipe suggestions.
Wearable Integration
PlannedConnect Apple Watch, Garmin, Fitbit, and more for real-time data sync.
Coach Feedback Loop
ExploringAI coach that learns from your notes and provides actionable insights.
Join the Waitlist
Be among the first to experience AI-powered fitness. Get early access and exclusive updates.
Frequently Asked Questions
Got questions? We've got answers. If you don't see what you're looking for, reach out to us.