App/website	Features of persuasive technology in smoking cessation apps
App/website	Social support	Health benefits	Progress	feedback	Gamification	Caregivers
EasyQuit	¾	√	√	√	¾	¾
QuitGenius	√	¾	√	√	¾	¾
Smoke-free	¾	¾	√	√	¾	¾
QuitNow!	√		√	¾	¾	¾
Kwit	¾	¾	¾	¾	√	¾
Get RICH or Die smoking	¾	√	¾	¾	√	¾