Flexible hours: YES

As an AI Mindfulness App Developer, you can typically set your own schedule, allowing for flexibility in when you work. Online discussions indicate that this side hustle offers genuine flexibility, with developers being able to work at their own pace and during hours that suit them best. There are minimal fixed hours or time-based client demands, giving you the freedom to manage your time effectively. However, it's essential to note that maintaining a consistent schedule may be beneficial for productivity and client communication. Overall, the general consensus is that this side hustle offers a high level of flexibility in terms of setting your hours.