Guides

Practical notes on buying Bitcoin, Ethereum, and PAXG on a schedule without leaving coins on an exchange.

• How onchain, self-custody DCA worksThe wallet, the spending permission, and the path from Arc USDC to BTC or ETH.
• How to buy Bitcoin with USDC on a scheduleFund USDC, pick an amount and a cadence, and send the coins to a wallet you control.
• DCA Bitcoin and ETH into self-custodyWhy exchange recurring buys stay custodial, and how an onchain plan can keep running while you are offline.
• Non-custodial DCA apps compared (2026)Custody, minimums, and fees for CoW Swap TWAP, DCA Bot, DCA Terminal, Chainflip, and CoinOperated.