The Home of Bitcoin Calculators

Bitcoin calculators that are free, intuitive and easy to understand.

Live Network Data

Real-Time Bitcoin Metrics

Current BTC Price

$81,848.89 USD

Latest Block

970,636

Bitcoin Mainnet

Sats per Dollar

1,222 sats/$

sats per USD

Halving Progress

Est. Date March 21, 2028

62.2%

Last halving 840,000

Next halving 1,050,000

Most Used Calculators

Model a DCA plan against future price scenarios — growth, sideways, or decline.

Size collateral, LTV, and liquidation price for a BTC-backed loan.

Live countdown to the next halving at block 1,050,000.

See where the current halving cycle stands on a full-history price chart.

User Friendly

Plain-English results. No Bitcoin knowledge required.

Privacy First

Everything runs in your browser. Nothing leaves your device.

Accurate

Real BTC data from trusted sources, refreshed often.

Bitcoin Only

Built exclusively for Bitcoin. Every tool, every formula.

Oct 1, 2026

You can earn interest on Bitcoin by lending it out: five ways to do it, where the yield comes from, and the counterparty risks behind each.

Aug 18, 2026

Bitcoin mining difficulty and hash rate measure different things, connect through the difficulty adjustment, and can diverge between retargets.

Aug 9, 2026

Bitcoin halving dates from 2012 to the projected 2140 final halving, with block height and reward change at each event.