Convert between BTC, satoshis, and dollars in real time. Learn what Bitcoin units mean and how they work. No jargon, no signup required.
You've heard of Bitcoin but sats, mBTC, and Lightning feel like a foreign language. We explain every unit in plain English.
Browse the guides →You accept Bitcoin through Square, Shopify, or a Lightning wallet. We help you understand amounts, track income, and stay tax-ready.
Merchant guides →Building something with Bitcoin? Use our converter as a quick reference for unit math. API access coming soon.
Open converter →No signup. No ads. Just converters and calculators that work.
BTC, satoshis, mBTC, bits, USD, EUR, GBP and more. Live price from CoinGecko.
Enter sats received and see your dollar income with a tax reminder. Works with Square, Shopify, and more.
Track every payment with the dollar value at time of receipt. Export CSV for your accountant.
A complete bookmarkable guide to every Bitcoin denomination and when to use each.
Unit conversions, key terms, and the most common questions — answered in one page. Free to download, no spam.
No spam. Unsubscribe anytime.