PDFAITools
Tool Guides & How-Tos
Step-by-step guides for every tool — learn what it does, how to use it, tips, and FAQ. 441 guides available.
EMI Calculator
Calculate monthly EMI for loans with amortization schedule.
SIP Calculator
Calculate SIP returns and maturity amount for investments.
Compound Interest Calculator
Calculate compound interest with flexible compounding periods.
BMI Calculator
Calculate your Body Mass Index and health category.
Age Calculator
Calculate exact age from birth date to today.
Percentage Calculator
Calculate percentages, percentage change, and more.
Unit Converter
Convert between length, weight, temperature, and more.
TDEE Calculator
Calculate Total Daily Energy Expenditure and calorie needs.
Reverse GST Calculator
Extract the original price and GST amount from a GST-inclusive total.
GST Late Fee Calculator
Calculate GST late filing fees for GSTR-1, GSTR-3B and annual returns.
Income Tax Calculator
Calculate income tax under Old and New Regime for FY 2024-25.
Keyword CPC Calculator
Estimate cost-per-click and monthly budget for keywords.
TDS Calculator
Calculate TDS on salary, FD interest, rent, professional fees and more.
Advance Tax Calculator
Estimate advance tax liability and instalment due dates.
80C Tax Saving Calculator
Maximise deductions under Section 80C — PPF, ELSS, LIC, NSC and more.
Capital Gains Tax Calculator
Calculate short-term and long-term capital gains tax on stocks, property and MFs...
Salary / CTC Calculator
Convert CTC to take-home salary after PF, professional tax and income tax.
EPF / PF Calculator
Calculate EPF corpus, interest and employer/employee contributions.