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The world's first personalized strength and conditioning app.

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The combination of flexibility and stability, this is the most important work done to prevent injury. Every routine our system produces will include relevant mobility work for athletes to complete during training. Athletes that practice mobility often, become bulletproof.


The key to developing more explosiveness and higher capacity for speed. Strength is the foundation for all athletic qualities, the stronger an athlete is relative to their own body weight, the more power potential they possess.


The most potent athletic quality that can separate elite athletes from the rest. Strength with speed and vice versa is the most effective combination for athletic dominance, together they equal power.


Ability to work through athletic and sports specific movements without losing power output. The better conditioning and agility athletes have in all planes of movement, the more easily they dominate at the end of their games.

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StrengthApp Key Benefits

The StrengthApp Training Platform is unlike anything else on the market. Here are just a few of the benefits you will find with our training system.

Personalized Programs

The StrengthApp scoring system is designed around individual athletes’ strengths and weaknesses.

Track Performance

Athletes have the ability to track their progress with monthly fitness tests.

Train Year-Round

The StrengthApp System is for in-season and off-season. No need to stop training at any point in time.

Reduce Injury

Build strength, become more explosive, and increase endurance.

Train Smart, Reduce
The Risk of Injury

The StrengthApp Training System was developed to reduce injury and help fight against the epidemic of high school sports injuries.


High School Athletes

Experience a season ending injury by age 16.

Injury Reduction

Through training, our athletes are less likely to experience injury throughout high school.

Athlete Performance Improvement

Athletes who train with the StrengthApp year round on average increase their overall athletic performance.

The cleans, front squats, single-leg, and single-arm work have made a huge difference in creating strength balance, and explosiveness in my body as a whole."

Ryan Nall

Running Back, Chicago Bears

I've been using the SFX program for 12 months, I added 30lbs of muscle, gained 6" on my vertical jump, 9" on my broad jump, 3 minutes on my plank hold and received a full ride scholarship to play basketball in College."

Tucker Pellicci

SFX Athlete

Knowledgeable coaching, positive reinforcement, consistency. My son has been training the SFX way for almost two years now. Loves it... Highly recommend."

Chad Slater

Father About Son

I highly recommend. Safety and correct form are first and foremost and works with your level. I saw a noticeable difference in my energy level and stamina after only a few weeks."


SFX Athlete

The attention to programming and form are what drew me to SFX."


SFX Athlete

SFX emphasizes quality over quantity, which in turn helps prevent injury."


Physical Therapist

SFX programming is well-planned, thoughtful and balanced."


SFX Athlete

Under SFX system I've lost 30lbs and gained a great deal of strength and muscle mass and I look forward to training with it for a long time to come."


SFX Athlete

The multi-faceted approach of fitness, wellness, nutrition and mobility provided me with a holistic solution to my weight loss and wellness goals."


SFX Athlete

The plan was different than most and I constantly was moving, and different tempos, with a mix of strength and cardio."


SFX Athlete

I’ve never had a better workout and nutrition plan as SFX."


SFX Athlete

The way the workouts are structured is great because as long as I train two to three days a week I get a well balanced workout."


SFX Athlete

I’m eating healthier, I’m stronger, my mobility has improved greatly and I continue to make gains."


SFX Athlete

Highly recommend if you have a student athlete!"


Mother About Son

If you're looking in to getting in shape for the Army and special forces training SFX can get you what you need to be successful."


Army Recruiter

I can personally vouch for SFX and the training methods. Both my kids love the training and it gets the most out of them. I have seen my son's and daughter's agility, speed, and strength increase dramatically."


Parent About Kids

I appreciate a program that promotes healthy competition and within safe parameters."


Parent About Kids

Free 30-Day Trial

The StrengthApp offers coaches and athletes a free 30-day trial. Available now for download on the Apple Store and Google Play.