Programs & Challenges
Learn More
Programs & Challenges
Learn More
THE LOCK IN gives you everything you need to take control of your training, nutrition and consistency in one place. Follow the 8-week program, complete your worksheets, get familiar with the training and nutrition guide, track your progress and connect with the community along the way. Your 8 weeks can start whenever you're ready.
What is Solin?
Solin is the world's largest marketplace for fitness challenges from creators.
How does it work?
Creators host their own challenges on Solin, and all purchases directly support the creator. Immediately upon purchase, you will receive access to your product, its private community area, and a mobile app to easily navigate the challenge.
How we help creators?
We help creators launch & grow their fitness challenges to reach more people. If you want to run a new challenge or grow an existing one, you're in the right place.
solin
The world’s largest marketplace for fitness challenges from creators. Every purchase directly supports the creator.
Los Angeles, California · info@solinfitness.com
Solin © 2026