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Free Crypto Calculators & Tools

Pure calculators — no signup, nothing leaves your browser. Every formula is documented on its own page. Research helpers, not financial advice.

India Crypto Tax Calculator
30% flat tax, 1% TDS, and 18% GST on a single trade under current Indian rules.
Liquidation Price Calculator
Isolated-margin liquidation price from entry, leverage, and side.
Position Size Calculator
Position size from account equity, risk %, entry, and stop price.