We are working constantly to make imports and if there is not one for your, simply contact our customer support and they will tell you how to export your data so we can upload them.
The plan you choose is not fixed and billed month to month.
You can cancel it anytime, you can also change plan at any time.
Absolutely! You can upgrade or downgrade your plan at any time.
Totally, you are free to cancel at any time.
Once you cancel, you will simply finish the month and your plan will not be continued.