Smart Calculator - iCalcSmart vs Calc Pro - Simple and Useful Usage & Stats

"What numbers did I input?” "Was the number I input correct?” Everyone must have caught on such anxiety while using a calculator. iCalcSmart is a calculator that wipes out such anxiety. Because, after a calculation, inputs are displayed as you input, and also one input number can be changed for the next calculation. [Instructions] • To recall calculation history, tap ▼older key until you find the history you want. After you tapped ▼older key, if you want to recall a newer history, tap ▲newer key until you find it. • To clear the calculator completely including calculation history, close iCalcSmart. • To clear the calculator except for the set memory and the independent memory on MR-line, tap C key and then tap AC key appeared, that is, double tap C key. • To clear the independent memory on MR-line, tap MR key and then tap MC key appeared, or swipe on MR-line. • To completely clear the number you have just input on 1st-line or 2nd-line, tap C key. • To erase a right end number at 1st-line or 2nd-line framed in the input mode, swipe on the line. • To change one of input numbers after a calculation, please tap the input line display to input a new number. • Tapping Result-line display is a convenient substitute for tapping = key. [Features] • iCalcSmart is a calculator with a large 4-line display, which consists of 1st-line, 2nd-line, Result-line and MR-line. As all numbers related to a calculation are displayed on the lines all together, a user can check the calculation at a glance. • iCalcSmart doesn't require any special operations. Anyone can use iCalcSmart easily. • iCalcSmart equips the set memory in addition to the general independent memory. The set memory automatically memorizes calculation history of all sets of calculated input numbers, an arithmetic operator and a result number. The developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this app.