Stack is a tool that helps you track and analyze your subscriptions. Stack will remind you before due date after you add subscriptions. Budgets help you get a knowledge of subscriptions' statitics.

[Widgets]
Stack now supports widget which is initially introduced in iOS 14. You now can have a knowledge of your next overdue subscription and cost right from your home screen.

[Highly customizable options when adding subscriptions]
You can use template embeded in Stack or customize options when adding subscriptions. Stack can retrieve icons from album, website favicon or built-in icons to provide you with remarkable experience.

[iCloud Sync]
Stack can sync all your subscription data across devices via iCloud.

[All Subscription Types]
Stack support all kinds of subscriptions.

[Subscription Group]
You can customize groups in accordance with your needs like groups by types or suppliers.

[Subscription Notification]
You can enable notification when adding subscriptions or later. Stack will remind you on due date and you will never miss renewing your subscriptions.

[Budgets]
You can review your subscriptions in Budgets tab. Meanwhile, you can set budgets for groups, and all groups will be summarized in pie chart.