PROGRAMS BY xmart soft ltd

Main Features: 1. Expression input by both keyboard and inbuilt buttons. 2. Show all the calculation history. 3. Multi-functional calculation. 4. Calculation history can be saved into files.

Main Features: 1. Expression input by both keyboard and inbuilt buttons. 2. Show all the calculation history. 3. Multi-functional calculation. 4. Calculation history can be saved into files.