Tools
Free Bitcoin utilities
Sats Converter
Convert between satoshis, Bitcoin, and USD
Lightning Decoder
Decode BOLT11 Lightning Network invoices
Fee Estimator
Real-time Bitcoin transaction fee calculator
Halving Countdown
Live countdown to the next Bitcoin halving
DCA Calculator
Calculate Bitcoin dollar cost averaging returns
Sats per Dollar
See how many satoshis $1 can buy over time
Price Time Machine
See what your BTC investment would be worth today
Address Validator
Verify Bitcoin addresses and identify types
Lightning Stats
Live Lightning Network capacity and node statistics
Block by Date
Find what Bitcoin block was mined on any date
OP_RETURN Decoder
Read embedded data from Bitcoin transactions
Supply Calculator
Track Bitcoin circulating supply and scarcity metrics
Block Reward
Calculate mining rewards by block height
Lightning vs On-Chain
Compare Bitcoin transaction fees and speeds
XPUB Viewer
Derive addresses from extended public keys
Channel Calculator
Calculate Lightning channel size and liquidity needs
Transaction Decoder
Parse raw Bitcoin transaction hex or lookup by txid
Payment Link Generator
Create BIP21 payment URIs with QR codes
Whole Coiner Calculator
Track your progress to owning 1 Bitcoin
PSBT Inspector
Decode and analyze partially signed Bitcoin transactions
Script Debugger
Parse and trace Bitcoin script execution
RBF Detector
Check if a transaction is replace-by-fee enabled
Timelock Decoder
Decode CLTV and CSV Bitcoin timelocks
Dust Calculator
Find minimum economical UTXO at current fees
Consolidation Calculator
Calculate UTXO consolidation costs and savings
Batch Calculator
Calculate savings from batching Bitcoin payments