Uncover the ways Nan Chao (the company) bills you and cancel your iCalculator subscription.
Note before cancelling:
1. The widget will move to the bottom of the list of active widgets above the More Widgets section.
2. A new Add Widgets screen appears with a list of widgets.
3. The first lists the active widgets in your Today View.
4. Tap Keyboards, then do any of the following: Add a keyboard: Tap Add New Keyboard, then choose "iCalculator" from the list.
5. If you need the next calculation, please click "CE" button; if you want to edit the calculation, please click "Del" button.