There are many paid survey sites but not many offer survey decent amount of opportunities in Singapore. Some sites also offer other ways to earn like downloading apps/games, watching video, clicking ads, signing up for website and etc. As most sites offer cash out to Paypal, so do sign up for Paypal account and verify it before you start any survey. I would advise to take survey using PC instead of smartphone, as some surveys require PC to start.

Below are 5 sites which I've tested and found decent amount of surveys being offered in Singapore.

1) Surveytime

Most simple and straightforward site, it is the most easy site to use. All surveys pay US$ 1 and typical survey time is around 10 to 15 minutes. Once survey is completed, you will get paid immediately through Paypal.

2) ySense

Besides surveys, this site offer other ways to earn money by downloading apps, signing up...