In a Nutshell, No of issued cards:
1) ICICI Apay : 45 L (2018)
2) HDFC Tata Neu: 10L + (August 2022)
3) HDFC Swiggy: ~1.2L (July 2023)
My View:
1) HDFC Swiggy : on the way to be a disaster...
2) HDFC Tata Neu : tracking on the lines of ICICI Apay ( may be about 75%) : Hit
3) ICICI Apay ...