$0.99
? Calculator
+ 800+ formulas in Formula Toolkit InApp + OVER 1 MILLION DOWNLOADS WORLDWIDE + Award Winning Calculator Since 2007 HiCalc Pro is an ultimate calculator and will make all your calculations become simpler than ever with 12 calculators: Basic, Scientific, Currency Converter, Unit Converter, Finance, Date  Time, Constants, Equation Solver, Statistics, Base conversion, Graph & Tip calculator. ? Noteworthy • Three calculating modes: STANDARD, STRING and RPN • Precision to 31 digits • BIG CALC in Portrait mode. • Comprehensive Date & Time calculator • Unit Converter contains 3,300 units in 113 categories • Currency converter with daily online update for 152 currencies • Extended Memory and Expression History supports • Intuitive interface • Export & send out expressions/history ? Features: • Multiline LED with smart input for entering complicated expressions • Show expression as normal writing mode @ very useful for students • Advanced RPN mode with Stack viewer and functions: DROP, SWAP, ROLL, DEPTH, PICK, OVER, KEEP, LAST, CLEAR • Sending data from ExtMemory & History list • Support 5 languages (English, French, German, Chinese & Vietnamese) ? Scientific calculator: • Basic fx: sin, cos, tan, sin1, cos1, tan1, sinh, cosh, tanh, log, ln, sinh1, cosh1, tanh1 … • Advanced fx: Random, nPr, nCr, Differential function, Evaluation function, Integration function, RootFinder and Product function, Greatest Common Divisor, Least Common Multiple, Fibonacci function … • Complex numbers in STRING mode ? Unit Converter: a powerful and easytouse tool for converting over 3,300 units in 113 categories. • Special categories: Women and Girl's Clothing, Cooking, Electric Field, Density Traditional, Typography, UHF channel and frequency chart, Fuel Consumption … • Full text search for categories and units • Favorite & Recently used units • Update over the air ? Statistics calculator • 15 common functions: ?(x), mean of X, AVD, SSD, SDV, C(n, k), Min, Max, GM... • 6 probability distribution functions: Binomial, Gamma, Gaussian, Geometric, Poisson, Rayleigh • Smart data input: data import from clipboard supported ? Graphing Calculator • Up to three graphs • Coordinate system movable • Zoom in/out ? Equation solver • Polynomial Equations (1st4th) • Nsimultaneous equations ? Base conversion • Fullfeatured base conversion ? Date & Time calculator • Date / Time difference: calculate duration between two dates. • Add/ Subtract: Add or subtract days, months and years of a given date to get a new date. • Events Countdown/up: Shows Time Remaining and Elapsed Time ? World Clock • Show date & time of any city in the World • Have 6 cool skins ? Finance calculator • Time Value of Money (NPER, RATE, PV, FV, PMT) • Mortgage & Loan Calculator • Finance functions: SLN, SYD, DB, NPV, IRR, NPER, RATE, PV, FV, PMT. ? Constants Library: • 1500 constants from Mathematics, Physics, Solar System and Element e.g: Avogadro number, Gravitational const, StefanBoltzmann Const, Speed of Light.
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This is the best calculator app I've found so far”
UPDATE: Currency converter is fixed”
My primary calculator and scientific calculator”
It also has an awesome tip calculator”

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Nothing here… Users found nothing but good things to say about this app!
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