AcadeCalc

FLEXIBLE SCIENTIFIC CALCULATOR
* 5 Views: Simple, Standard, Scientific, Logic, Full
* Large buttons for any device, portrait + landscape
* Additional scrollable views, even bigger buttons
* Powers, roots, exponential functions
* Logarithms, trigonometric functions
* Prime numbers and factorization
* Combinations and permutations
* Hex/octal/binary number systems
* Logical operators
* Hierarchical operator priorities
* 10 Memory registers
* Float and fixed-point modes
* Celsius / Fahrenheit conversion

* Copy / paste display to / from clipboard
* Saves / restores preferences & state
* Option menu for special settings
* Help mode (text for each button)

* No special permissions required
* No advertisements

Will be maintained and extended
(Your proposals are welcome!)

Hints (see http://acade.au7.de/acadecalc/hints.txt for more):
Select orientation-dependent view in options menu.
Additional scrollable view by "Toggle Buttons" in menu.
Copy / paste display line by long-clicking the display line.