A variety of options are available for viewing the Cash App's current balance. On the dashboard, you can see your cash app balance. When you first open the application, it will usually appear in the upper right area of the home screen.
If you're not sure whether or not the transaction was completed, check your bank account to see if it was reflected. There's a chance there'll be technical problems with millions of transactions going on.
You have the option to cancel a payment if you are unable to trust the transactions displayed.