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Choose to lose

Lose weight the fun way.

Transform your life

You’re ready for a change, to feel healthy and light. You just need motivation. Good news: DietBet motivates you like nothing else. Seriously, nothing.


Bet on yourself

Choose a game, then bet on yourself to succeed.


Lose weight

Money on the line and peer support motivates you to get to your goal.


Win money

Everyone who reaches their goal splits the pot. Get back your bet plus a profit.

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See us featured in:

Today Show logo.Wall Street Journal logo.ABC News logo.New York Times logo.People Magazine logo.

Join Chris and Heidi Powell's DietBet game

Chris and Heidi Powell doing pushups.

The Powells are known for helping people undergo weight loss transformations on TV but theyve also helped thousands of DietBet players lose millions of pounds in the private world of DietBet games. They also hold the record for biggest DietBet pot ever at over $440,000!

Theyre back to help you jumpstart your resolution with a new game on January 1.

Join game
Chris and Heidi Powell doing pushups.

Featured Host: Autumn Calabrese

Autumn Calabrese leading a workout.

From the 21-Day Fix to Country Heat, Autumn Calabrese’s got a knack for making weight loss simple and fun. A 5-time game host, Autumn motivates players with her signature positivity and expertise, making each game an exciting and supportive experience.

Join game
Autumn Calabrese leading a workout.

Featured Host: Jillian Michaels

Jillian Michaels leading a workout.

No one beats Jillian Michaels when it comes to serious, no ifs-ands-or-buts weight loss and fitness. From Biggest Loser to her at home workout programs, she delivers serious fitness knowledge with tough love that inspires you to get moving.

Over the course of her 8 DietBet games, she’s helped more than 34,000 players players lose almost 300,000 pounds.

Join game
Jillian Michaels leading a workout.

The DietBet community is very supportive. The concept is great. Truly, I celebrate my weight loss every day. Today I went to the beach — in a new, smaller bikini, of course!

Round image of Shawn W.
Shawn W.
Hyattsville, MD
retired U.S. Army Colonel of 30 years
Image of green down arrow.26 lbs
Fresh fruit and vegetables next to glasses of healthy drinks.

It works!

10,000,000pounds lost
$50,000,000paid to winners

What our players have to say

Round picture of Haley.
Haley H.
Perth, Australia

I can genuinely enjoy life now. I can go out with friends and have fun without my weight being a barrier anymore.

Image of green down arrow.23 lbs
Round picture of Jo D.
Jo D.
Bellingham, WA

I felt amazing when I started losing weight with DietBet. Now, I believe in myself and what I can do. I'm a living example of success.

Image of green down arrow.56 lbs