| 01 Just start |
| 01-01 Button explanation (Free version) |
| 01-02 Button explanation (Multifunctional version) |
| 01-03 Free version and Multifunctional |
| 01-04 Layout change (left / right) |
| 01-05 Numeric input example |
| 01-06 Text input example |
| 01-07 Insert line example |
| 01-08 Delete line example |
| 01-09 Copy & Paste |
| 01-10 C button (Clear) |
| 01-11 AC button (All clear) |
| 01-12 Switch list example |
| 02 Furthermore |
| 02-01 M+ button (Memory plus) |
| 02-02 M- button (Memory minus) |
| 02-03 MC button (Memory clear) |
| 02-04 Undo function |
| 02-05 Redo function |
| 02-06 Reverse sign function |
| 03 More |
| 03-01 Export function |
| 03-02 Percentage calculation (%) |
| 03-03 Delete single digit function |
| 04 Even more |
| 04-01 Change background color |
| 04-02 Rounding function |
| 04-03 Number button type |
| 04-04 Button layout |
| 04-05 Numeric font setting |
| 04-06 Line numbers display |
| 05 In-app purchases |
| 05-01 Multifunctional version |