Jeffsetter Travel With Hawaii’s contact tracing app now available statewide, Maui requires the AlohaSafe Alert App for all visitors to the island. This is in addition to all other requirements, including pre-travel testing. AlohaSafe Alert App Requirement Since last fall, travelers to Hawaii have been required to obtain a pre-travel test before boarding their flights to the islands. The system, however, is quite fragmented. For example, on the Big Island, you need to take a second test on arrival, while Kauai is temporarily not participating (for good reasons). And, now, Maui is adding its own requirements as it battles its own significant surge too.