Alowe (AWE) is a small airstrip in Gabon, and the honest answer to does Alowe have an airport lounge is no: for genuine lounge access in this country, travellers need Libreville, the capital, where Leon-Mba International Airport (LBV) serves as Gabon's main international gateway. Alowe itself is an interior strip, not a hub with the passenger volume that would ever support one.
Libreville carries Gabon's real scheduled airline traffic, including regional and some longer-haul international connections, and it is the airport where any airline lounge, pay-in facility, or premium-card access in the country would actually be found. Even there, expect a modest picture rather than a major hub's lounge network, since Gabon's overall passenger volumes remain small by international standards. Gabon's overall air transport network remains thin outside Libreville, a reflection of the country's small population and vast, forested interior, so interior travelers plan around infrequent charter schedules rather than daily scheduled flights.
The reason Alowe itself has nothing lounge-like comes down to the kind of air service it supports: light aircraft and regional charter operators connecting interior communities, rather than the scheduled jet service that justifies lounge infrastructure elsewhere. That service pattern, light, irregular, and charter-driven, is the real explanation, not a gap in an otherwise developed facility. Fuel, weather, and aircraft positioning all factor into whether a flight to a strip like Alowe departs on the day you expect, which is a different kind of planning than checking an airline timetable for a scheduled route.
If your travel plans include a stop at Alowe, expect basic ground-side conditions rather than any lounge, and route your lounge expectations to Libreville instead. Confirm current facilities and schedules with your charter operator or airline before you fly, since service to interior Gabon strips like this one depends on aircraft availability and can change with little advance notice.