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Scientific calculator, unit & currency converter, loan, GPA, graphs and more.
MegaCalc is a fast, clean scientific calculator with 18 everyday calculators and converters in one app. No account, no ads, and your calculations stay on your phone. 🧮 SCIENTIFIC CALCULATOR • Basic and scientific modes: sin, cos, tan, their inverses and hyperbolic versions, logarithms, powers, roots, factorial, π and e • Degree and radian modes • Smart percent key: 200 + 10% = 220 • Memory keys: MC, MR, M+, M− • Long-press the display to copy the result or paste a number • History of your calculations — tap any entry to continue from it • Choose decimal places and number format (1,234.5 · 1.234,5 · 1 234,5) 📏 UNIT CONVERTER Length, mass, area, volume, temperature, speed, time and data — with a search box, favorite conversions and every unit shown at once as you type. 💱 CURRENCY CONVERTER About 160 currencies with daily updated exchange rates. Rates are saved on your phone, so it also works offline. 💰 MONEY & SHOPPING • Loan calculator with three repayment methods, full monthly schedule and saved history • Savings calculator with compound interest, yearly chart and table • Discount, sales tax and tip calculators • Split bill — different amounts per person, with tax and tip shared fairly • Unit price comparison — find the best value between pack sizes 📅 DATES & HEALTH • Age calculator — years, months and days, total days, and days until your next birthday • Date calculator — days between two dates • Health calculator — BMI and BMR 🎓 STUDY & MORE • GPA calculator with letter grades and credits • Graph plotter — draw up to three functions, zoom, and tap to read values • Percentage, fuel cost, fuel efficiency and number base (binary, octal, decimal, hexadecimal) converters ✨ EXTRAS • "How it is calculated" — see the formula with your own numbers for loans, savings, GPA and bill splitting • Export loan schedules and GPA tables as PDF or CSV • Home-screen widget with your last result and quick shortcuts • Available in 16 languages: English, French, Italian, Japanese, Portuguese, Russian, Chinese, German, Spanish, Swedish, Finnish, Danish, Norwegian, Dutch, Korean and Polish 🔒 PRIVACY FIRST No account needed and no ads. Your history and settings are stored only on your device. Have a suggestion? Use Feedback in the app — we read every message.