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.
CD Calculator
Calculate Certificate of Deposit interest, maturity value and effective APY for...
Bond Calculator
Calculate bond price, yield to maturity, current yield and total return.
IRR Calculator
Calculate Internal Rate of Return, NPV and payback period for any series of cash...
Savings Calculator
Calculate how your savings grow over time with regular contributions and compoun...
Take-Home Paycheck Calculator
Calculate your US net take-home pay after federal tax, state tax, FICA and other...
Commission Calculator
Calculate straight, tiered or draw-against commission earnings for any sale amou...
Percent Off Calculator
Calculate sale price, discount amount or percentage saved for any discount.
Sales Tax Calculator
Add or remove sales tax. Supports separate state, county and city tax rates.
Depreciation Calculator
Calculate asset depreciation using Straight-Line, Double Declining Balance, SYD...
Present Value Calculator
Calculate the present value of a future sum or annuity at any discount rate.
Future Value Calculator
Calculate the future value of an investment with regular contributions and compo...
Rental Property Calculator
Analyse rental property cash flow, cap rate, cash-on-cash return and ROI.
Debt Payoff Calculator
Compare Avalanche vs Snowball debt payoff strategies and find your debt-free dat...
Debt Consolidation Calculator
Compare consolidating multiple debts into one loan — see monthly savings and tot...
Pregnancy Calculator
Calculate your due date, gestational age and key pregnancy milestones from LMP,...
Due Date Calculator
Calculate your pregnancy due date and all three trimester date ranges using Naeg...
Calories Burned Calculator
Calculate calories burned for 40+ activities using MET values based on your weig...
Carbohydrate Calculator
Calculate your daily carbohydrate intake target based on USDA/DRI guidelines and...