JuggernautAI

Product Overview JuggernautAI is an AI powerlifting/powerbuilding training app from powerlifting coach Chad Wesley Smith and Juggernaut Training Systems. Launched December 2020, it serves 250K+ users with store ratings of 4.5-4.9 stars, named best powerlifting app by BarBend and Garage Gym Reviews. Note: it is completely unrelated to RunDiffusion's same-named SDXL image model 'Juggernaut AI' — this tool is a fitness app, not AI art.

Core Features

• AI personalized programming: Fill in a questionnaire to generate your exclusive plan, with 10^16-scale questionnaire combinations
• Real-time adaptive adjustments: Adjusts load and volume across multiple levels based on RPE and sleep/stress/soreness scores
• Professional periodization: Applies MEV/MRV theory from 'Scientific Principles of Strength Training,' supporting powerlifting, Powerbuilding, Strongman, and other modes
• Competition prep mode: Reverse-schedules the peaking cycle from your meet date and suggests attempt weights
• Training tools and community: 300+ exercise videos, warm-up generator, RPE calculator, weekly coach Q&A

Who It's For Powerlifting/powerbuilding/strongman trainees and competitors, intermediate-to-advanced lifters with barbell basics who can report RPE, and anyone wanting coach-grade periodization who cannot afford $150-500/month human coaches. Pure hypertrophy, physique-focused users, and tight budgets do not fit.

Pricing Paid subscription with no free tier: $34.99/month or $349.99/year, with a 2-week free trial and auto-renewal at expiry; coupons cancel the trial, and annual plans are non-refundable.

Risk Notes Pricing runs high and pre-purchase transparency is middling; Powerbuilding volume calibration, timers, data export, and wearable integration draw complaints; covers only the barbell lifts. Look for developer Juggernaut Apps, LLC.