Currently not all products have been added to the My TPG app. We are working on supporting more products in the future. For now only the following products are supported:
2. TPG Fibre to the Building (FTTB)
3. ADSL2+ Home Bundle
To check your mobile service, track its usage and remaining balance, you may login to TPG My Account. We have created these articles which may help with your concern.
Let us know should you have further queries. Thank you.