Calculator 3 in 1!

Award Winning Calculator Since 2007 HiCalc - Calculator for iPhone & iPod touch will make all your calculations become simpler than ever. Noteworthy RETINA ready Support three calculating modes: STANDARD, STRING and RPN Support precision to 31 digits Supports Complex numbers in STRING mode Powerful scientific calc with advanced fx: Differential, Evaluation, Integration, Product, Root-Finder Support Extended Memory for deep calculation Expression history up to 135 items Sending data from Ext-Memory & History list Copy & Paste support Intuitive interface & No ADs Features: Multi-line LED-Calculator Smart input which allows input of complicated expressions Show expression as normal writing mode @ very useful for students Supports both USA and EUROPEAN styles for date and numeric separator Advanced RPN mode with Stack viewer and functions: DROP, SWAP, ROLL, DEPTH, PICK, OVER, KEEP, LAST, CLEAR Scientific calculator: sin, cos, tan, deg/rad/grad, Pi, sin-1, cos-1, tan-1, sinh, cosh, tanh, log, ln, sinh-1, cosh-1, tanh-1, Dec->Deg, Deg->Dec, XY->R, Random, nPr, nCr, Differential function, Evaluation function, Integration function, Root-Finder and Product function, Greatest Common Divisor, Least Common Multiple, Fibonacci function Constants Library The Constants Library includes 1500 constants from Mathematics, Physics, Solar System and Element e.g: Avogadro number, Faraday const, Coulomb const, Gravitational const, Stefan-Boltzmann Const, Speed of Light, Euler constant

Founded in 2003 by Mr Hoan & Mr Quan, PPCLINK (which stands for Pocket PC: O2, Windows CE is one of the first IT company in Hanoi with technology love at heart to develop iOS app from first gen of iPhone.. We are a passionate group who aims to make impact on people's life by creating IT products that they love to use on their daily life. We love working with new technology and show full commitment to agile working process for a lean organization. We are product-oriented, not only committing to a user-friendly applications but also working on high quality code for our sustainable development.