Bet as usual.
Stack cash automatically.

Regen links to your sportsbook, and saves you cash with every bet.

Coming soon to Android

Regen app summaryRegen app performanceRegen savings rules

You can't stop thinking about that four leg parlay.

Us neither.

With Regen, hit or miss,
you're still stacking.

Link your sportsbooks, set your rules, let it ride.

Hit big? You're saving. Brick a parlay? You're still saving. Your money moves from checking to savings without you lifting a finger. Zero willpower required.

Built for bettors.

Everything you need to stack cash while you play.

Auto-savings on every bet

Set your rules once, and you save whether you win or lose. No willpower required.

You're always in control

Withdraw anytime, change your savings rules or pause. Whatever you need to stack your way.

Single P&L view across all your books

Keep track of your action wherever you get it. Get insights into your play.

Bank-grade security

Your funds are FDIC insured, and our blue-chip partners keep your data safe and secure.

GuardDog banner

Backed by GuardDog, Underdog's innovation fund, supporting the most exciting startups in the industry.

Stop leaving winnings on the table.

Link your book. Set your rule. Stack cash.

Download for iOS