What's the best Android app for picking up local delivery gigs with instant payouts?

Amazon Flex is an app tailored for individuals seeking flexible work delivering Amazon packages using their personal vehicles. It's ideal for those wanting to earn supplemental income on their own schedule, such as students, part-time workers, or anyone looking to monetize spare hours. Drivers can browse and reserve delivery blocks in their area—often same-day or in advance—through a simple interface. The app includes integrated navigation with offline map downloads, a crucial feature for rural or low-service areas, as noted in user reviews. Real-world scenarios involve drivers accepting a two-hour block to deliver packages in a neighborhood, with the app providing turn-by-turn directions, delivery instructions, and options to capture photos for proof of drop-off. Earnings are processed instantly via the app, allowing access to funds shortly after a block ends. However, some limitations exist: competition for high-paying blocks can be fierce, leading to a 'first come, first served' dynamic, and occasional customer disputes over undelivered packages may require driver documentation. Reviews indicate that while the app has improved over time with fewer bugs, drivers must account for vehicle costs like fuel and maintenance. For anyone entering the gig economy for package delivery, Amazon Flex offers a reliable platform with transparent tools, though success depends on location and availability.