Simply the best Ed-portal, LMS, student-parent-teacher interface out there.
Website: http://edsby.com/
Google Chrome app: https://chrome.google.com/webstore/detail/edsby/kbcdlgfndijliafhdenoliiojbpedfla
Free iPhone app: https://itunes.apple.com/us/app/edsby/id548642814?mt=8&uo=4&at=10l6SU
Free iPad app: https://itunes.apple.com/us/app/edsby/id548642814?mt=8&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.corefour.edsby
Free Android Phone app: https://play.google.com/store/apps/details?id=com.dropbox.android
Google Chrome app: https://chrome.google.com/webstore/detail/ioekoebejdcmnlefjiknokhhafglcjdl
Free iPad app: http://itunes.apple.com/us/app/dropbox/id327630330?mt=8&uo=4&at=10l6SU
Free iPhone app: http://itunes.apple.com/us/app/dropbox/id327630330?mt=8&uo=4&at=10l6SU
Free Mac program: https://www.dropbox.com/downloading?os=mac
Free Windows program: https://www.dropbox.com/downloading?os=win
Website: https://db.tt/dUahryRn
Paid Mac program: http://www.amazon.com/gp/product/B005O24H9Y/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B005O24H9Y&linkCode=as2&tag=edshelf-20
Paid Windows program: http://www.amazon.com/gp/product/B003YCOJBC/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B003YCOJBC&linkCode=as2&tag=edshelf-20
Website: http://office.microsoft.com/onenote/
Paid Windows program: http://www.amazon.com/gp/product/B00B1TFNTW/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B00B1TFNTW&linkCode=as2&tag=edshelf-20
Free Mac program: https://itunes.apple.com/us/app/microsoft-onenote/id784801555?mt=12&uo=4&at=10l6SU
Free Android Phone app: https://play.google.com/store/apps/details?id=com.microsoft.office.onenote
Free iPad app: https://itunes.apple.com/us/app/microsoft-onenote-for-ipad/id410395246?mt=8&uo=4&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/onenote/id410395246?mt=8&uo=4&at=10l6SU
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.microsoft.office.onenote