Calculator
Estimate the tax hit from a crypto sale in plain English before you make the trade.
Who this is for
Crypto holders and traders who want a rough tax estimate in plain English.
What to type in
What you paid, what you sold for, how much you sold, how long you held it, and your tax bracket.
Start with the assumptions, then use the interpretation below to compare tradeoffs without bouncing between sections.
Over 365 days qualifies as long-term.
Sets the long-term capital gains and NIIT thresholds.
Other taxable income — long-term gains stack on top of this for bracket placement.
Marginal federal rate applied to short-term gains.
Short-term sale
Selling 1.0000 units at the stated prices creates about $150.00 in gain.
Estimated tax
$36.00
Net investment income tax
$0.00
Effective rate
24.0%
This holding period is under one year, which often means a less favorable tax treatment.
Crypto tax math becomes messy quickly if you have many lots, transfers, or partial sales.
This calculator is best for planning a simple sale, not replacing full tax lot accounting.
If the tax bill is larger than expected, review whether timing the sale differently changes the result.
Keep detailed lot records. The right basis method matters more than people think.
Calculators are great for scenarios. Clarity connects your real accounts so the inputs stop being assumptions and start being your actual money.
Connect a bank, brokerage, or exchange in under a minute. Read-only, encrypted, never moves money.
Use this if you want to understand how the calculator works, not just plug in numbers.
Step 1
Enter cost basis and sale price per unit.
Step 2
Set quantity disposed and holding period in days.
Step 3
Set your ordinary tax bracket to see estimated tax.
These cover the assumptions, tradeoffs, and edge cases behind the calculator.
Use the calculator for the math, then use these guides to make the decision with more confidence.
Capital Gains
Estimate federal tax on investment sales using real 2025 long-term capital gains brackets (0/15/20%) and the 3.8% Net Investment Income Tax.
Impermanent Loss
Compare hold-versus-LP outcomes and estimate impermanent loss from asymmetric token price moves in a 50/50 constant-product (Uniswap V2-style) AMM. Not valid for Uniswap V3 concentrated-liquidity positions.