Save without thinking.
dammn automatically rounds up your stablecoin transactions and deposits the spare change into yield on Base.
Your SavingsThis week you saved
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Total auto-savings
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Vault APY
Variable
How it works
Four simple steps to automatic savings
Connect Base smart account
Link your wallet in seconds
Grant capped spend permission
Safe, limited access only
Spend/transfer as usual
No change to your routine
Spare change auto-compounds
Watch your savings grow
Key Features
Built for the modern onchain user
Auto round-ups
Every stablecoin transaction is rounded up automatically. No manual effort required.
Yield-native savings
Your spare change earns yield immediately. Compounding happens in the background.
Gasless-friendly UX
Optimized for smart accounts with gasless transaction support.
Permission controls + easy revoke
Full control over permissions. Revoke access anytime with one click.
Your funds, your control
Built with security at the core. We never take custody of your assets.
- Permissions are capped — limited access to what you approve
- Revoke access anytime with a single transaction
- Transparent tracking of every round-up
- Non-custodial design — you always own your funds
- Open-source and auditable smart contracts
Built for you
Whether you're new to crypto or a DeFi veteran
Everyday onchain users
Turn your regular stablecoin spending into a savings habit without any extra effort.
DeFi casuals who want passive saving
Skip the complexity. Just spend and watch your savings grow automatically.
Farcaster/Base miniapp natives
Native integration with the Base ecosystem and social apps you already use.
Frequently asked questions
Everything you need to know about dammn
Turn every transaction into progress.
Start building your onchain savings habit today. It only takes a minute to get started.
Enable round-ups