You probably won’t spend much time in Kuah. Once you arrive at the jetty, you can rent a car or get a taxi to get to the accommodations at the beaches.
The are many of duty free shops in Kuah. All of the island’s banks are there too. There are also many condominium apartment buildings in Kuah, for those who want to stay longer in Langkawi and rent a apartment.
nice Budget Resort on Cenang Beach, RM 100 - RM 230 (Chalets). They also have really lovely treetop chalets (RM180, RM230) but you need to book in advance to get them, on-site indian restaurant
Koh Lipe, Langkawi
Koh Lipe is a small flashpacker island next to the Tarutao National Marine Park in southern Thailand, about 1h boat ride away from Langkawi
Tanjung Rhu Beach, Langkawi
wide and empty beach at the north of the island. home of the fancy Tanjung Rhu and Four Seasons resort and starting point of Mangrove River tours
Pantai Cenang (Cenang Beach), Langkawi
This wide and long beach is the most popular beach on the island and the center of Langkawi's tourism infrastructure. It is a lively place also at night with various bars and restaurants.