Apply SBI Virtual RuPay debit card and pay cc bill via phonepe app, paytm app, freecharge app, sbi unipay, billdesk website without any extra charges on RuPay.
Amex and SCB bank cc bill also supported via billdesk using RuPay variant.
Virtual visa user block card and apply virtual RuPay debit card
Of course you will get reward points too on all these websites/apps.
Amex - https://www.billdesk.com/pgidsk/pgmerc/amexcard/amex_card.jsp
SCB - https://pgi.billdesk.com/pgidsk/pgmerc/standardchartered/scb_card.jsp
Axis (Axis RuPay CC user choose mastercard option and proceed) - https://pgi.billdesk.com/pgidsk/pgmerc/axiscard/axis_card.jsp
SBI Card - https://pgi.billdesk.com/pgidsk/pgijsp/sbicard/SBI_card.jsp
SBM bank - https://pay.billdesk.com/cardnet-instapay/sbmcard
yes bank - https://pgi.billdesk.com/pgidsk/pgmerc/ybkcard/YBKCARDDetails.jsp
phonepe app - https://play.google.com/store/apps/details?id=com.phonepe.app&hl=en_IN
freecharge app - https://play.google.com/store/apps/details?id=com.freecharge.android&hl=en_IN
paytm app - https://play.google.com/store/apps/details?id=net.one97.paytm&hl=en_IN
Suggest Mobikwik option for SBI VDC. You can use Mobikwik coupons, you will get SBI Rewardz and also you can save your SBI VDC there so less time needed for bill payment.