When one uses online surveys to earn money, there usually is no risk if you are using a reputable company that has a good history of paying out.
Some good survey website or app you can join where you can earn money are:-
1. AttaPoll is a mobile-only survey app that will pay you for answering surveys.
2. Rakuten Insight survey - Here you can make money in your free time and can earn a extra income by doing simple surveys and get your payment in the Paytm account, Amazon, Flipkart gift cards.
3. Swagbucks is a platform where you can earn money by polls, surveys, downloading some apps, games and even you can save money with coupons, promo codes, sales and cashback when you shop for clothes, electronics, travel, groceries, gifts and homeware.
4. Roz Dhan is the app where you can earn money not only with surveys but with daily check in app, playing lucky spin, games, quizzes, downloading app and by doing simple task everyday.
5. Survey Time is another survey website where you can earn $1 for per survey instantly into your paypal account. What is best about this website that you can withdraw $1 instantly after completing your one survey.