iPhone app ▸ Calculator +

+ 800+ formulas in Formula Toolkit In-App

+ 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:

Multi-line 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 Ext-Memory & History list

Support 5 languages (English, French, German, Chinese & Vietnamese)

Scientific calculator:

Basic fx: sin, cos, tan, sin-1, cos-1, tan-1, sinh, cosh, tanh, log, ln, sinh-1, cosh-1, tanh-1

Advanced fx: Random, nPr, nCr, Differential function, Evaluation function, Integration function, Root-Finder and Product function, Greatest Common Divisor, Least Common Multiple, Fibonacci function

Complex numbers in STRING mode

Unit Converter: a powerful and easy-to-use tool for converting over 3,300 units in 113 categories.

Special categories: Women and Girls 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:

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