Survey apps are a convenient way for people to make extra money in their spare time, and people who are looking to increase their income, homemakers, and students are especially interteen 69.comested in using them. Some of the most well-known survey apps that offer financial incentives in India will be looked at in this article, including Swagbucks, Google Opinion Rewards, Toluna, Panel Station, and Opinion World. We'll give a rundown of each app's features, incentives, and tips for users to increase their earning potential. Opportunities for Earnings.