Monster Divers is a PADI dive center between Gapang and Iboih beaches on Pulau Weh, at the northern tip of Sumatra in Aceh. The center calls itself a guide to the island's volcanic landscapes, powerful drifts and abundant marine life. Courses include Open Water, Advanced and the Drift Diver specialty, a good match for Weh's currents.

Guided fun dives visit Batee Tokong, The Canyon, Pantee Peunateung and the Rubiah Sea Garden, and the sheltered house reef suits training and easy afternoon dives. Snorkeling trips, dolphin trips and equipment rental round out the program. The center holds a 4.8 Google rating from nearly 100 reviews.