Epic best app. GET it. Totally worthwhile.

Superb for:
- base conversions and all manner of numeric - copy/paste results to other apps
- tape of calculation thread
- keyboard themes and editing
- programmers or scientists calculator
- stability and speed
- wide range of built-in constants and functions

If I could have only one extra app beyond what comes installed on iOS or OSX, this would be it. No kidding. This is the first basic thing I sought when I installed these systems many years ago.

James Thomson at TLA does a great job. Scrupulously up to date, with frequent new feature surprises. Great imagination.

(Other calculator apps? Pthpthpthpthpth...

fjpoblam about PCalc, v3.6