Calculator
Bitcoin mining calculator
Gross share of subsidy, minus power and pool fees. Hardware cost and difficulty change are on you.
Educational sketch using subsidy share only. Difficulty, downtime, and hardware cost are not amortized here.
Loading spot…
BTC / day
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Gross USD / day
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Power cost / day
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Pool fee / day
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Net USD / day
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Break-even $/kWh
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How the estimate works
Your hashrate divided by network hashrate approximates share of block subsidies (fees ignored for simplicity). Multiply by price for gross USD/day, then subtract power and pool fee.
What breaks the model
Difficulty adjusts, hardware fails, pool luck varies, and fee revenue spikes. Home mining rarely beats buying spot for beginners—run the numbers honestly.
Faucets vs mining
If your goal is learning micro-earnings, faucets and time-vs-reward math are usually cheaper than ASICs. Use this calculator to stress-test hype, not chase it.
Sources & methodology
Factual claims cite primary documentation. Interpretation and calculator assumptions are labeled separately so you can verify the source yourself.
Source: Bitcoin Developer Documentation — Miners compete to produce blocks; the block subsidy plus transaction fees compensate successful miners.
GetFreeBit analysis: This calculator approximates subsidy share from hashrate ratio and ignores difficulty adjustments, luck, and fee spikes. Treat output as an educational sketch, not a hosting quote.
Examples
- Test a 100 TH/s rig at $0.12/kWh against current network hashrate.
- Find break-even electricity price for your watt draw.
FAQ
- Is Bitcoin mining profitable at home?
- Often no after power, noise, heat, and hardware amortization. Enter your real kWh rate and hashrate—many setups show negative net USD/day.
- Does this include transaction fees paid to miners?
- The simple model uses subsidy only. Fees can add revenue but are volatile; treat results as a lower-bound sketch on quiet fee days.
- What network hashrate should I enter?
- Use a recent public estimate (EH/s or TH/s). Wrong network hashrate skews your share dramatically.
Related tools
- Bitcoin block reward calculatorSubsidy table + live USD mark on today’s block reward.
- Bitcoin halving countdownTrack the next subsidy cut. Understand issuance, not hopium.
- Bitcoin fee calculatorFee = rate × virtual size. Pick a template, set sats/vB, see the bill.
- Bitcoin profit calculatorMark-to-market PnL: holdings × spot − cost basis.
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