HIIT Fit Challenge
with Lia Paulette✨
$20
$40
$20
$40
This challenge is 100% Money Back Guaranteed. If you are unsatisfied at any time within 30 days of purchase, Solin will refund your money.
This challenge is 100% Money Back Guaranteed. If you are unsatisfied at any time within 30 days of purchase, Solin will refund your money.
Challenge start date: March 2, 2026
Challenge end date: April 12, 2026
Open to participants worldwide
Trying to get fit but finding it hard to stick with workouts that actually deliver? The HIIT Fit Challenge is designed to change that, with approachable, straightforward workouts that fit into your life—not the other way around. High-Intensity Interval Training (HIIT) is one of the most effective ways to burn fat, build endurance, and boost your energy in a short amount of time. This challenge guides you through 30 days of HIIT workouts, breaking down each exercise with exact sets, reps, and clear instructions so you always know what to do next.
What makes this challenge different is how it tackles the usual roadblocks: confusion about what exercises to do, uncertainty about progression, and the struggle to stay accountable. You’ll get a full workout plan mapped out for the whole month, built to help you improve steadily without overwhelming you. Plus, you’ll have access to a private community where you can connect with others on the same journey. It’s a no-judgment space where you can share wins, ask questions, and stay motivated.
We also handle the tracking piece so you don’t have to guess whether you’re improving. The specialized weight tracking software lets you log your progress easily, helping you see real results over the weeks. Combine that with the mobile app, so your workouts are always just a tap away – no matter where you are or how busy your day looks.
This challenge is all about moving in a way that feels good, doable, and rewarding. You don’t have to be an athlete or already in great shape to join. Whether you’re starting fresh or looking to boost your current routine, HIIT Fit Challenge meets you where you are and pushes you to get better day by day.
Ready to feel stronger, more energetic, and confident in your fitness routine? Jump into the HIIT Fit Challenge and see what consistent, well-structured movement can do for you over just 30 days.
What's included
✔️ Fun and effective workout plan with sets, reps, & exercise guidance
✔️ Private community for support & accountability (a great place to hang out!)
✔️ Mobile app access (iPhone & Android apps)
Bonuses
✅ Bonus 1: Specialized weight tracking feature to track your progress
✅ Bonus 2: High protein recipe generator
✅ Bonus 3: 30 day money back guarantee...love the experience or get your money back. You can request a refund directly in the app from your profile!
Solin $100k March Madness Challenge
This challenge is also part of the Solin $100k March Madness Challenge – with $100,000 in cash prizes up for grabs!
The Solin $100k March Madness Challenge features all challenges on Solin that begin on March 2nd and are 6 weeks long.
By joining, you're automatically part of the overall competition that includes participants from all hosted challenges.
Prizes
One set of 38 winners will be selected across all challenges. The winners will split $100,000 in cash prizes based on the best transformations (be sure to read the transformation instructions carefully once you join!).
Winners will be chosen at the sole discretion of Solin. It's possible that none or multiple winners could come from this specific challenge.
Prize Breakdown
💸 38 total winners splitting $100,000 💸 $15,000 each for 3 grand prize winners
How It Works
Once you sign up, you'll gain instant access to the challenge mobile app, a private community, and the welcome area.
Leading up to March 2nd, we'll be hanging out in the community, introducing ourselves, and motivating each other.
Important Dates:
February 27th: The workout program will be released in the app (3 days before the official start).
March 2nd: The challenge begins! You'll track your sets, reps, weights, and progress in the app.
March 6th: Deadline to upload 3 "before" photos (front, side, back) by 11:59pm ET.
April 17th: Deadline to upload 3 "after" photos by 11:59pm ET.
Want to Compete for Prizes?
If you want to be in the running for cash prizes, make sure to upload your before and after photos by the deadlines above.
Full instructions for uploading photos will be available in the app – participating is completely optional.
Challenge start date: March 2, 2026
Challenge end date: April 12, 2026
Open to participants worldwide
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