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Free iPad app: https://itunes.apple.com/us/app/kaizena-fast-personal-feedback/id1025198506?mt=8&at=10l6SU
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Free iPhone app: https://itunes.apple.com/us/app/plickers/id701184049?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.plickers.client.android
Website: http://getkahoot.com/
Free iPhone app: https://itunes.apple.com/app/apple-store/id1131203560?mt=8&at=10l6SU
Free iPad app: https://itunes.apple.com/app/apple-store/id1131203560?mt=8&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=no.mobitroll.kahoot.android
Free Android Tablet app: https://play.google.com/store/apps/details?id=no.mobitroll.kahoot.android
Website: http://www.hemingwayapp.com/
Paid Mac program: https://gum.co/NlhpD
Paid Windows program: https://gum.co/QrXz
Website: http://edu.symbaloo.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.symbaloo.edu.android
Free iPhone app: https://itunes.apple.com/us/app/symbalooedu-organize-share/id536165032?mt=8&uo=4&at=10l6SU
Website: http://www.symbaloo.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.symbaloo.android
Free iPhone app: https://itunes.apple.com/us/app/symbaloo-bookmark-share-your/id521081559?mt=8&uo=4&at=10l6SU
Google Chrome app: https://chrome.google.com/webstore/detail/symbaloo/dfnbdccaiknlpdgabdgjijniolkgmoeh
Free iPad app: https://itunes.apple.com/us/app/subtext/id457556753?mt=8&ign-mpt=uo%3D4&uo=4&at=10l6SU
Edmodo app: http://www.edmodo.com/publisher/subtext
Website: http://www.zooburst.com/
Free iPad app: https://itunes.apple.com/us/app/zooburst/id531117081?mt=8&uo=4&at=10l6SU
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Free iPhone app: https://itunes.apple.com/us/app/chromville/id748017957?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.imascono.proyecto_dibujar