All Tools
Every ToolNest tool in one place. More are added every week.
Calculators
Loan Calculator
Monthly payment, total interest and total cost
Open tool →Percentage Calculator
X% of Y, what percent, and percentage change
Open tool →Tip Calculator
Tip amount, total, and even bill split
Open tool →Age Calculator
Exact age in years, months and days
Open tool →Discount Calculator
Sale price, savings and stacked discounts
Open tool →VAT Calculator
Add or remove VAT / GST at any rate
Open tool →Fuel Cost Calculator
Trip gas cost in MPG or L/100km, with cost split
Open tool →Aspect Ratio Calculator
Resize without distortion — social media presets
Open tool →Compound Interest Calculator
Savings growth with monthly contributions
Open tool →