You can cancel a subscription anytime. No charges, no tricks.
Just log in to LASR X, open the settings menu (top left when in "setup mode"), tap on "My Account" and then "Manage Account" and then "Change Account" from there you can ,ake changed to your plan, such as cancelling or upgrading.
Your subscription will simply not renew and you will no longer be charged. You will continue to have access to LASR X until the end of the current pay period.
You can upgrade a subscription anytime as well.
For instance, going from monthly to yearly, or yearly to lifetime. This does have limitations, such as no pro-rating and you cannot downgrade.
You can also add additional devices to any plan, saving you the trouble of doing the "new device" proceedure when switching between your phone and your computer, or allowing a family member to use your account.