Calculators
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No login. No upsells. Each calculator does one thing precisely.
Prediction Markets
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Markets · Live
Implied Probability Calculator
Convert Kalshi, Robinhood, or Polymarket contract prices to implied probability, break-even win rate, and payout ratio.
→ Markets · LiveKelly Criterion Calculator
Optimal position sizing for prediction market contracts. Enter your edge and bankroll to get full, half, and quarter Kelly stakes.
India Finance
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India · Retirement · Live
Retirement Calculator India
Corpus, EPF, NPS, and monthly SIP target with inflation-adjusted projections and Excel download. Updated FY 2025–26.
→ India · Payroll · LivePayroll Calculator India
CTC to in-hand with EPF, ESI, professional tax, and new vs old tax regime comparison. FY 2025–26.
→ India · Tax · LiveSalary Bonus Calculator
Performance bonus, statutory bonus under the Payment of Bonus Act, and TDS impact. FY 2025–26.
→ India · Investing · LiveSIP Calculator
Monthly investment to wealth projection with CAGR, step-up SIP, and benchmark comparison. Excel download.
