Expenso

It is an automated UPI expense tracker app which automatically extracts info form your messages and tracks your expenses
It is completely offline app with no need of Internet

You can check category wise, month wise expense also have option for sub categories for more control over classifying your payment

You can also create new categories, sub categories, have filter on which bank/account to read messages from

Supported Banks as of now are (constantly working on increasing this) :
1) HDFC
2) BOB
3) SBI
4) IDFC
5) Yes Bank
6) Surat National Bank
7) Fino Payments Bank
8) Kotak Mahindra Bank