The Google Opinions Rewards App is a straightforward app with short surveys about the places you’ve been(or might have been) to recently. The rewards are pretty substantial considering the effort, and the funds earned can be used for anything on the Google play store, including in-game purchases. Ease of use 5/5 Couldn’t be simpler. When you’ve qualified for a survey, the app will tell you and you have 24 hours to answer the survey questions. I’ve never had any problems answering the questions and it’s very basic. Fairness/cost 5/5 It’s a free app, and it always...