FAQ ← Knowledge Base I purchased gTasks Pro for iOS. Do I have to purchase the gTasks for Mac separately? How do I change the default tasks list? How do I add, edit or delete a list? How to change tasks order/sort? How do I make a repeating task? How do I delete tasks? How do I add sub-tasks? How do I make a task to be a sub-task and vice versa? Hide Calendars Does the location alert drains my battery? What is the difference between the 'Pro' (paid) and the 'non-Pro' (free) versions? I want the app on my iPhone and iPad. Should I pay twice? I swipe a task horizontally but an unexpected behavior occurs How can I access Google Tasks on the web? What is an account, a list and a task? What are the three horizontal lines next to each task? What does swiping a task horizontally should do? How does the synchronization with Google work? How do I sync tasks between my iPhone and iPad?