Money Master - Money Master is a reward making app that offers you simple means of earning cash.
InboxDollars - Earn cash for your everyday online activities.
The PCH App - The PCH App offers you a chance to get exclusive prizes on a daily basis through a giveaway, and you can win cash, gift cards, and merchandise of popular brands.
Prolific - Quickly find high-quality survey participants
CashKarma - CashKarma app comes up with an opportunity for users to earn money through their phones.
iPoll - iPoll app provides you with an opportunity to share your opinion about various products and places to earn rewards like cash prizes, airline credits, and many more.