CalcKeys is a custom keyboard that allows you to quickly calculate values and insert them into any app's text fields.
Using CalcKeys is easy! Install the keyboard and whenever you need to perform a quick calculation, tap the next keyboard button to display the CalcKeys keyboard. The calculation result is then inserted into the active text field. Tap the next keyboard button again to resume typing.
CalcKeys may also be used to quickly and accurately enter numeric data (similar to a numeric keypad).
What's new in CalcKeys 1.0.1 (history
for $1.99 on the Apple App Store.