VoA can be obtained upon arrival in Indonesia at the designated airports, seaports or land border checkpoints. VoA is issued at the discretion of the Immigration authorities at the points of arrival and valid for a maximum of 30 days of stay. VoA can be extended ONCE for another 30 days subject to the eligibility of sponsorship of the travellers’ stay in Indonesia and cannot be converted into any other type of visa or stay permit in Indonesia.
For more info, about visa exemption, visit here.