Is it worth it to make money from survey sites? (1)

A real review on PointClub, Swagbucks &VIP Voice

Here are our findings of the first three survey sites (click on the name to jump to each section):

Survey SiteEstimated IncomeRegistration Difficulty
PointClub$0.00Very Easy
Swagbucks$1.00 per hour (gift card)Moderate
VIP VoiceNot Accepting New UsersDifficult