The research aims to evaluate the internet of things (IOT) application in four and five stars hotels on Sharm El Sheik from the perceptions of hotel guests prospective. Questionnaire was used to measure internet of things application and its impact on guest satisfaction, saving guest time, guest trust, and guest health procedures. The findings showed that internet of things has a positive effect on guest health procedures, saving guest times, guest trust, and guest health procedures. Moreover a guest health procedure has a positive effect on guest satisfaction, While guest satisfaction, has a positive effect on guest loyalty.One of the most findings of this research was the application of internet of things in Sharm El Sheik Four and Five star hotels is limited in some functions in hotel departments for example online check inn and check out are not applied in front office and managing room devices through Mobil application is not applied in Housekeeping , controlling the refrigerators though online is not applied in kitchen