TLA Systems has released PCalc 3.3 (, the first
update of the calculator in nearly two years. It incorporates all the
improvements made to PCalc for the iPhone, and comes with a modern
new look.

There’s an enhanced RPN mode that works more like classic HP
calculators, and smarter undo and redo support. In addition, there’s
a new more modern-looking calculator style based on the iPhone
version, which is now the default appearance.

PCalc 3.3 is a free upgrade for existing registered users of PCalc
for Mac OS X. For new users the cost is US$19 for a single-user