"Pocket Calculator" is beautifully designed and it offers the following features:
• basic calculations: addition, subtraction, multiplication, division
• other calculations: percentage, square root
• memory operations: addition, subtraction, restore, clear
(optional)
• mini history
• changing digits length up to 999,999
• using the calculator on lock screen.
• preventing the device from sleeping while using the calculator
9Apps 4.9
