If your subscription is processed by Apple's App Store, then the below instructions will help you cancel through the app, or directly via the App Store.
Please be aware that unsubscribing will prevent you from viewing any of MyWallSt's market analysis content or stock recommendations. However, you will still be able to access your portfolio/brokerage account via the Portfolio tab in-app.
Additionally, you can log into your portfolio via the DriveWealth website here.
Cancel your subscription via the MyWallSt app:
Navigate to the Side Menu.
Tap Manage Subscription.
You will be brought to your App Store Account.
Navigate to your Subscriptions.
Cancel your subscription directly via the App Store.
Open Settings on your iPhone/iPad.
Choose iTunes & App Stores.
Tap on your Apple ID.
View Apple ID
Enter Password or use Touch ID.