IoT SandboxLogo Design Contest Logo Design Contest Contests / IoT Sandbox IoT Sandbox has selected their winning logo design. For $275 they received 145 designs from 29 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Annotation Delete We are sorry, but the time to edit this annotation has expired. Save Cancel Entries by LogoBox Return to Contest Return to Contest Comment Activity Order by Ranking Entry Number Comment Activity To leave a comment please click on the logo. New Prefers others. Comment Activity No activity yet.