Safe, Age-Appropriate Structured Online Coaching for Kids & Young Athletes
Built specifically for ages 11 to 18 across multiple sports to build speed, strength, and resilience to build athletic confidence and prevent injury - without copying risky adult gym programmes.
Most school and grassroots sports clubs provide great team tactics and skills, but rarely have the time or resources to deliver structured, individual athletic conditioning. Meanwhile, private 1-to-1 strength coaches cost £60+ per hour, and club sessions are often generic and stop during the off-season.
Without safe guidance, ambitious young athletes often turn to adult workouts on social media or their parents programmes, putting growing bodies at serious risk of strain, burnout, and preventable injury.
The JSA Coaching App Bridges The Gap
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Tailored to Biological age and Growth: Structured specifically for youth physical development (U12–U14, U15–U16, and U17–U18)
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Multi-Sport Transfer: Develops core movement fundamentals - acceleration, deceleration, rotational power, agility, and mobility that elevate performance in rugby, football, cricket, athletics, Netball, Hockey, gymnastics and general fitness
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Train Anywhere: Dedicated tracks for Home (Zero Kit), Gym New (Beginner), and Gym Advanced (Experienced)
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Coached by Experts: Written and overseen by Dave Saunders (20+ years S&C experience, Surrey U18 Head Coach, Harlequins Community Coach)
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Easy Access: Access on phone as a Web-App, or any browser
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14-Day Free Trial: Subscription level options plus cancel anytime.
How It Works
Select Age Band & Track:
Automatically matched to school year groups with tracks for Home or Gym.
Follow Structured Blocks:
12 periodised blocks following the sports calendar, from pre-season power to in-season maintenance.
Learn Safe Technique:
Every exercise features plain-English movement cues and demonstration videos.
Log & Progress:
Record effort and complete sessions directly on phone, tablet, or browser.
