Track 16:8, 18:6, OMAD, 5:2, or your own schedule as Growls the bear climbs a mountain beside you. Every growl from your stomach, Growls cheering you on.
Watch real metabolic milestones hit in real time: fat burning, ketosis, autophagy, cellular cleanup.
HERE'S THE BEAR NECESSITIES
Pick a challenge. Watch Growls climb. Hit checkpoints. Reach the summit. Look good doing it.
+ Pick your fast length
+ Tap flags as they light up to earn coins
+ Give Growls water (and yourself!)
+ Track real metabolic milestones as you climb
BEAR WITNESS TO YOUR PROGRESS
As time passes, Growls scrambles higher up the mountain. Each checkpoint represents actual science – fat burning, autophagy, cellular cleanup. Which you can read, but mostly it's just really satisfying to watch a tiny bear conquer a peak.
DRESS FOR THE CLIMB
Earn coins. Spend them on the latest mountain climbing fashion. Outfit Growls in everything from cozy sweaters to epic summit gear. Because if you're going to fast, you might as well look good doing it.
SUMMIT CELEBRATIONS
Finished your fast? Growls plants that flag at the top! Share your victory with friends and watch them wonder why a cartoon bear is so proud of you.
100% FREE. SERIOUSLY.
No subscriptions. No "premium unlocks." Ever. We're not here to nickel and dime you while you're hungry. That would be un-bear-able.