Best Android Apps

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Developer: Quartic Software

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Calculator right there without looking for the app.

PRODUCTIVITY For Engineering Calculators

RealCalc Scientific Calculator is Android's most popular scientific calculator. It has over 20 million downloads and more than 100,000 5* reviews.
RealCalc is designed to look and operate exactly like a real hand-held calculator. It has all the standard scientific functions plus history, memories, unit conversions and constants. You can choose from a number of display styles and formats. It also supports binary, octal and hexadecimal calculations and has an optional RPN mode. RealCalc is easy to use, but has full help included in the app.

If you like RealCalc, the pro version RealCalc Plus has lots of extra features including fractions, degrees/minutes/seconds, customizable conversions and constants, landscape mode, a home-screen widget, a 12-digit display and greater internal precision. Purchasing RealCalc Plus will also help to support further development. Just search for RealCalc Plus or follow the upgrade link in the app.

RealCalc Scientific Calculator includes the following features:
* Traditional algebraic or RPN operation
* Unit conversions
* Physical constants table
* Percentages
* Result history
* 10 memories
* Binary, octal, and hexadecimal (can be enabled in Settings)
* Trig functions in degrees, radians or grads
* Scientific, engineering and fixed-point display modes
* 7-segment, dot-matrix or standard font display
* Configurable digit grouping and decimal point
* External keyboard support
* Full built-in help

RealCalc Plus contains all these features, plus:
* Fraction calculations and conversion to/from decimal
* Degrees/minutes/seconds calculations and conversion
* Landscape mode
* Homescreen widget
* 12-digit display
* Extended internal precision (32-digit)
* User-customizable unit conversions and constants
* New RPN styles (buffered-entry, XYZT rolling stack)
* Samsung multi-window support with drag & drop.

Size: 506k; Requires Android : 3 and up. .apk

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Best Android Apps

  • Best of its Kind
  • Easy to Use
  • Does What it Says
  • Fast & Responsive
  • Many Features
  • Great app
  • I Use It Daily
  • Much better than the stock one!
  • Useful
  • Es una calculadora muy completa
  • Really scientific.
«Its better than stock calculator. Faster, more features and the most important is, its free!!» by Hisyamzcom
«No graphing function» by Ivan
«Great work» by CoolBoyGrant
«Fast and comprehensive»
«Keeps me from buying the exspensive version.» by Brooklyn
«Fantastic & most useful.»
«Really nice for me because I'm in school and I don't have to go buy a calculator now. Yay!» by Tatiana
«Great widget!» by Uboy
«I need it for computation»
«Simply great!»
«Come la mia 12c....» by Griphyus
«Very complete and useful» by Kxuk
«Easy, fast and a lot of options» by Macarenaman
«Gran aplicación, solo falta la conversión a grados.»
«It works well so far»
«Best calculator» by Thesquid
«It really helps you!»
«If it doesn't have it, you don't need it.» by Jesse
«Beats the default android calc hands down.» by Iszzydizzy
«The best calculator app there is.» by Synaptyx
«Very helpful very helpful tool a great asset to me»
«Better than the regular season calculator» by Oreoliz
«Wanted RPN would like it to be programable as i use area of circle»
«best of the best» by Zegapain
«The best calculator!» by Dom
«nice, nice»
«Easy to usr» by Jon
«It's Very good and usefull SW» by Redfalcon
«Convenience & ease of use.» by Rob
«When you're used to RPN, nothing beats it»
«Ottima calcolatrice» by Blue66
«Fantastic app»
«Clean and nice to use» by Fab
«Good solid calc»
«Very good one»
«La meilleure»
«Experience key» by Bolt
«Though it has got all the features .but still its a bit complex, a tutorial should have been bundled» by Ank08
«excellent app»
«Works like the original.» by Tjs2
«I've used HP calculators for 35 years and this app does the brand justice. RPN logic rocks.»
«Excellemt app»
«Good application»
«This app can help me to make my work more easy..»
«Way better than stock calc»
«it doesnt have complicated functions» by Mario
«Best tool for use»
«Vary helpful» by Antlovessonia9289
«Facil de usar»
«Great calc»
«Ottimo x scolare» by Joshua