You could getPaid surveys and tasks from about $3 cash-outFree to join. Rewards are small and paid in US dollars once you reach about 3 dollars. Survey screen-outs are common. ID verification may be needed. Some countries are not supported. Check Timebucks for the current terms.
COST
£0 to join
EFFORT
Account, surveys and ID check
CATCH
Small rewards
Good if: you have spare minutes and are happy with pence per task rather than a wage