Calculator 5 - Multitask cal

This is a revolutionary interactive calculator application. Support iPhone and iPad. Mainline function: 1. Support displaying two calculators in one screen. 2. Two calculators can be displayed vertically, or two calculators can be arranged horizontally. 3. The result can be transferred to another calculator to continue the calculation. 4. Scientific calculator support. 5. Support any color theme, font color self-adaptation, any color looks good. 6. Simulate physical buttons, pressing the effect is super decompression. Hope you like it.