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Try it yourself.
Calculate, compare, test a claim or save a moment. Choose a task below; market data and historical charts live together in Dashboard.
Test a Bitcoin claim ↗
Choose a historical question, inspect its exceptions and share a reproducible setup.
CONVERTBTC ⇄ USD calculator ↗
Convert in either direction with a dated quote. Your entered amount stays in the browser.
COMPAREBitcoin and the biggest assets ↗
Compare reported capitalization with gold, public companies and other major assets.
SUPPLYYour share of 21 million ↗
Compare an amount with Bitcoin’s ceiling and a hypothetical equal share per person.
ESTIMATETransaction fee calculator ↗
Explore input types, output types and confirmation-horizon estimates.
OBSERVESince you arrived ↗
Measure what changed in the network during your own visit and save a dated card.
PROBABILITYBlock waiting-time lab ↗
Explore why a ten-minute average is not a countdown to the next block.
VERIFYFile fingerprint ↗
Hash a file locally without uploading it. Learn what a Bitcoin timestamp can prove.
EXPLOREBlock-delay lab ↗
Explore the relationship between a block-height delay and an uncertain calendar date.
PLANSatsTrail ↗
Find Bitcoin-friendly places, build a shortlist and share the route context.
PARTICIPATECrowd Pulse ↗
Record your view and return to see the community’s result.
CREATELive wallpaper & exports ↗
Open a quiet second screen or download a campfire wallpaper.
Tools with visible assumptions.
Conversions are indicative, fee estimates cannot guarantee confirmation, and simulations are educational. Each tool explains its inputs and limitations. No tool asks you to connect a wallet or disclose a private key.