Three sites about Bitcoin. One place to begin.
Think of SatSites as the visitor center: Facts explains, Stats illustrates, and Acts guides the next step.
Sats are small units of bitcoin. One bitcoin contains 100 million sats.
Choose where to begin
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Understand how Bitcoin works.
Questions it answers
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See Bitcoin from a different angle.
The latest figure
A dollar buys 1,180 sats right now.
Latest price, as of October 4, 2026, 00:26 UTC. Data provided by CoinGecko.
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Learn the steps to buy, earn, store, protect, and use bitcoin.
Tasks it walks you through
What brings you here?
- What is a sat?Facts
- What does a dollar buy in sats?Stats
- How do I protect my bitcoin?Acts
- Who decides Bitcoin's rules?Facts
- Did breakfast get cheaper, or did the measuring stick change?Stats
- How do I buy my first sats?Acts
- Do I owe taxes on sats?Facts
- What did a small weekly habit actually add up to?Stats
- How do I pay with bitcoin?Acts
One idea, three sites
You don’t need a whole bitcoin.
- Facts explainsWhat is a sat?A sat is the smallest unit of bitcoin, one hundred-millionth of a coin. Learn what a sat is, what it is worth, and why people use them.
- Stats illustratesSats converterConvert money in 30 currencies to sats and bitcoin, or sats back to money. Prices are checked hourly, with the latest timestamp shown.
- Acts guides the next stepHow to buy your first satsBuy your first sats with clear steps for choosing a service, securing your account, comparing fees, and making a small first purchase.
This week on the three sites
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This week's chartStats
What $25 a week since 2020 bought in sats
$25 a week since 2020 bought 30,764,492 sats.
“Regular buying can build a stack. The market still owes you nothing.”
Price and network data: blockchain.com
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This week's explanationFacts
How a bitcoin wallet works
A bitcoin wallet manages the keys that let you spend bitcoin. Understand addresses, recovery backups, and the difference between custody options.
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This week's guideActs
How to store sats safely
Understand exchange accounts, phone wallets, and hardware wallets. Protect your bitcoin with a checked backup and careful transfers.
A word from DG Tulman
I run SatSites and the three sites behind it.
Bitcoin is often explained in a hurry or in jargon. I wanted a calmer place to learn it: one site that explains, one that shows the numbers, and one that walks through the next step. None of them tells you what to buy.
Start with the question that brought you here. Each site links to the other two, so you do not have to start over.
DG Tulman
Explore by topic
Bitcoin Basics
Value
- Why bitcoin has a priceFacts
- Why count in sats instead of dollars?Facts
- Bitcoin and inflationFacts
- Bitcoin and goldFacts
- ChartsStats
- Sats per dollar since 2011Stats
- Everyday prices in satsStats
- Gold and homes in bitcoin termsStats