Learn, in plain words
Short guides to the ideas behind regular Bitcoin buying. No jargon assumed, no advice given: each guide explains one idea and ends in a tool where you can run your own numbers.
What is a sat?
The smallest unit of Bitcoin, and why small buyers count in sats instead of whole coins.
How recurring buying works
A fixed amount, a fixed rhythm, and what a moving price does to each purchase.
Fees, explained
How a small fee on every buy adds up across hundreds of purchases, with worked arithmetic.
Go deeper with the tools
- The DCA guide: the method in full, and how our calculator replays prices back to 2010.
- Lump sum vs DCA: one big buy or many small ones, compared on the same money.
- Sats converter and BTC to USD converter: convert between units at the live price.
- Fee calculator: run your own schedule at fee levels from 0% to 3% per buy.
- The blog: data stories where every number is recomputed in our own calculator first.
Education only, not financial advice. Past performance does not predict future results.