Make money online: YES

Building a mobile app as a side hustle can be highly remote-friendly, allowing you to work from anywhere as long as you have a computer and internet connection. There are typically no hidden in-person requirements to complete this work. Online discussions on platforms like Reddit and Twitter generally reflect that building mobile apps as a side hustle lives up to the hype, with many success stories shared. The level of remote-friendliness may depend on your location in terms of accessing clients or dealing with different time zones, but in general, it offers flexibility. Keep in mind that while the initial setup costs can range from $100 to $500 or more, the potential profit can start rolling in within 2 weeks of launching the app. However, be aware that building a successful mobile app side hustle may require a significant time investment in development and marketing efforts.