HandyLab

HandyLab puts 200+ useful calculators, converters, and everyday tools in one simple app. No accounts. No complicated setup. No internet connection required. Whether you need to calculate a percentage, convert units, work out a loan payment, scale a recipe, calculate a date, estimate materials for a project, or solve a quick everyday problem, HandyLab gives you a focused tool for the job. WHAT YOU CAN DO • Calculate percentages, fractions, ratios, averages, sequences, and more • Convert weight, temperature, volume, area, speed, pressure, energy, power, time, and data rates • Calculate loans, compound interest, ROI, margins, depreciation, inflation, and other financial values • Work with dates, business days, time differences, Unix timestamps, and calendar calculations • Calculate BMI, BMR, TDEE, pace, heart rate, one-rep max, and other fitness values • Estimate paint, tiles, concrete, flooring, drywall, fencing, lumber, gravel, mulch, and other materials • Scale recipes and convert common cooking measurements • Solve geometry and science calculations • Work with numbers, binary, hexadecimal, RGB, CIDR, permissions, and other developer utilities • Calculate everyday costs such as fuel, electricity, subscriptions, water, and tips BUILT FOR EVERYDAY USE • 200+ tools in one app • Works offline • Fast and private • English and Arabic • Full Arabic RTL support • Favorites for the tools you use most • Recent tools for quick access • Remembers your recent inputs • Clean, simple interface • Designed for iPhone accessibility and Dynamic Type HandyLab is made for those moments when you just need an answer without searching the web for another calculator. One app. Hundreds of useful tools.