Rocco: Percentage Calculator

Meet Rocco — percentages, tax, tips, discounts, currency, profit, ROI, loans, savings, and more. Fast, simple calculations for everyday life and finance.

Calculate percentages, tax, tips, discounts, currency conversions, profit, ROI, loans, savings, and more — all in one simple app. No formulas. No hassle. Just the answer.

ROCCO MAKES IT SIMPLE • Calculate percentages in seconds • Find percentage increases, decreases, and differences • Add tax, remove tax, or find the tax rate • Get clear results instantly as you type

EVERYDAY CALCULATORS • Percentage calculations • Discounts and sale prices • Tax and VAT • Tips and shared bills • Currency conversions • Reverse percentage calculations

BUSINESS CALCULATORS • Markup • Margin • Commission • Profit • ROI • Break-even

FINANCE CALCULATORS • Compound interest • Savings • Loan payments and interest • Stock profit and loss • Average percentage • Multiple percentage changes

TIP & SPLIT Enter the bill, choose a tip, and divide the total between people. Choose the split method that fits your situation: • Equal — split the bill evenly • Custom — enter exactly how much each person should pay • Shares — divide the bill using different share amounts Add names, see exactly what everyone owes, then save or share a receipt-style calculation card.

CURRENCY CONVERTER Convert multiple currencies using updated exchange rates and a built-in keypad. Add the currencies you use most and see conversions instantly.

MORE WAYS TO USE ROCCO • Quick Calculate Home Screen widget • Apple Watch app • Calculation history • Favorites • Searchable calculator gallery • One-tap copy • Multiple themes • Helpful calculator explanations and examples

WHY ROCCO • Fast — results update as you type • Clear — simple inputs and easy-to-read results • Practical — everyday, business, and finance tools in one place • Offline — core calculations work without internet • Flexible — use Rocco on iPhone, iPad, Apple Watch, and Mac

Free to download. Unlock advanced calculators and additional features with Rocco Premium.