Hotels
Larger hotels are usually card-friendly.
Yes — cards work well in many city and tourist businesses, but Georgia is not a country where you should travel with no cash at all.
SHORT ANSWER
Hotels, supermarkets and many restaurants in major towns take cards. Outside major towns, official travel advice warns that ATMs and card acceptance may be limited.
CARD-FRIENDLY
Larger hotels are usually card-friendly.
Major chains and city stores normally have card terminals.
Many established restaurants accept international cards.
The airport’s official bus page confirms bank-card payment on municipal bus #337.
CARRY A BACKUP
For villages, mountain regions, markets, marshrutkas and small family-run businesses, carry some lari unless you have confirmed card payment in advance.
How much should I rely on cash?SOURCES
FAQ
Yes in major towns and tourist businesses, but acceptance is less reliable in rural and remote areas.
It is not a good idea. Carry some Georgian lari as a backup, especially outside major towns.
Yes. The official Tbilisi Airport page says the 1 GEL municipal fare can be paid with a MetroMoney card or different bank cards.