IPO Tools & Calculators
Free interactive calculators for IPO investors. Everything runs in your browser — no sign-up, no data collection.
Allotment Probability Calculator
Most UsedEstimate your chances of IPO allotment based on subscription multiple and investor category, using historical data from 500+ past IPOs.
Open calculator →Listing Gain Calculator
Project your expected listing price and profit per lot from the latest Grey Market Premium. Includes profit tables for 1/2/3/5/10 lots.
Open calculator →Lot Size Calculator
Work out how many lots your budget can buy, total application amount and remaining balance. Helps retail investors size their IPO application.
Open calculator →HNI Funding Cost Calculator
HNICalculate NBFC interest cost for HNI IPO funding, break-even listing price, and expected profit/loss at current GMP.
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