Four years ago, three final-year IT-business management undergraduates were disturbed when they learnt how little local fishermen made selling their catch, and decided to do something to eliminate middlemen in the industry.

Now, 2,300 fishermen from areas such as Papua, Berau, East Kalimantan and North Maluku sell five tonnes of crabs, two tonnes of fish and three tonnes of clams every month through a smartphone app called Aruna.