CustomCalc Logo CustomCalc best Android custom calculator
CustomCalc financial, business, scientific, statistics, engineering, custom calculator

About CustomCalc

CustomCalc is a unique fully customizable calculator that allows you to make your own calculator with the functions that you use most. Stop browsing for a function.

CustomCalc is the most user friendly financial and scientific calculator. You can work in RPN or Algebraic mode, with an outstanding array of built-in functions and features. Redefine the whole keyboard to customize the calculator in pretty much any way desired. Qualified by customers as the best replacement for HP's scientific and financial calculators.

  • Automatic Worksheets
  • Four lines display in RPN Mode, which let you see the numbers you are working with.
  • Three line scrolling algebraic display, so may review all the operation sentence and edit it.
  • Memory storage table, very easy and powerful number storage, forget the M+, M-, MR buttons on the keyboard.
  • Improved dimensional number display also for currencies, time, dates, percent, degrees, as well as length, area, volume, etc.

In addition to Powerful financial, business, trigonometric, scientific, statistical, and unit conversion functions, date and time calculation.

CustomCalc is designed by Visacsoft, software developers initially for Palm operating systems, now with more than 11 years experience.

A new version for the Apple iOS is currently under development and will soon be available.

Change Log

  • May 3, 2014 Rel v1.20
    • New HEX, BIN, OCT base numbers added.
    • New bitwise functions added [AND], [OR], [XOR], [NOT], [<<], and [>>]
    • New features to Add, Sub, Mul, Div functionsto work with different units.
    • Added selected Currencies to the Business functions menu.
    • Added custom option to select the input order for [Δ%] and [T%]
    • Small bug fixes: in [Stat] button; when changing the number format; rounding issues (like 11.2 - 11.1 - 0.1); and bad initial days-in-year on Interest Converter worksheet.
  • Apr 2, 2014 Rel v1.11
    • New Engineering number format added, with option to display SI prefix (milli, Mega, etc)
    • New functions added [Fix], [Sci], [Eng], [Flt], [Show] for number formatting customizable to any button, no more need to browse though the Settings menu.
    • Few bug fixes: when working with numbers in memory, and when displaying lot of decimals.
  • Mar 19, 2014 Rel v1.10
    • New Complex numbers added, functionality for all Math and Trigonometric functions.
    • New functions added [Re] and [Im].
    • Fixed minor bugs.
  • Jan 9, 2014 Rel v1.02
    • CustomCalc free download version released. This free download version has some limitations upgradable by the user to have a full feature version.
  • Dec 16, 2013 Rel v1.02
    • Added register numbers to Memory Table
    • Fixed Android 4.4 compatibility issues.
  • Nov 28, 2013 Rel v1.02
    • Now you can choose to have the Equal/Enter key on the left or on the right side
  • Nov 21, 2013 Rel v1.01
    • Minor bug fixes in Menu Functions
    • Minor bug fix in Break Even Point Worksheet
  • Nov 15, 2013 Rel v1.00
    • First release