A free app for Android, by officialapps.
If you are an individual who would like to make a quick buck while working from home, there are a plethora of gigs available on Amazon such as data entry.
On the other hand, if you are a business looking to scale and diversify, you can always use MTurk to hire an online workforce. Thanks to Amazon Mechanical Turk (MTurk), a crowdsourcing marketplace, it is easier for people and organizations to outsource their procedures and responsibilities to a distributed workforce that can carry out these tasks electronically. This may involve tasks as basic as data validation and research or as ethereal as participating in surveys, content moderation, and other tasks. Businesses may speed up machine learning research, enhance data collection and analysis, and optimize business operations by utilizing the collective knowledge, skills, and insights of a worldwide workforce through MTurk.