Pascal: 3-in-1 Calculator

Pascal (formerly Calculator³) is a professional-grade 3-in-1 scientific, graphing and programmer calculator. For FREE, Pascal comes loaded with a feature-packed scientific calculator, Today widget and Apple Watch app. The graphing calculator and programmer calculator require IAP unlock, but come with 3 trials each for you to give them a test run. During the trial periods you have access to all features. TIP: Simply reinstall the app to replenish the trial counts. Some noteworthy features: Scientific Calculator¹ (FREE) - Supports degree, radian and gradian modes - Decimal factorials - Modulo operator - Permutations (nPr) and combinations (nCr) - Standard memory functions - RPN mode Graphing Calculator² (IAP) - Includes all functions the scientific calculator offers - TI-like design - Perform calculations on a smart tape (i.e. no need to close parenthesis, multiply out brackets, real-time syntax highlighting) - Plot graphs using adaptive sampling algorithm to generate precise results - Show or hide roots/intersections and trace values Programmer Calculator³ (IAP) - Supports 8, 16, 32, and 64-bit bitwise calculations - Binary (base-2), octal (base-8), decimal (base-10), and hexadecimal (base-16) numeral systems too - Unicode (UTF-16) and ASCII character encoding - A binary table that shows you in real time the binary representation of the current operand - RPN mode