apps to try out, have a look at applicability
Website: http://www.makeuseof.com/
Free Android Phone app: https://play.google.com/store/apps/details?id=com.makeuseof.makeuseof
Free Android Tablet app: https://play.google.com/store/apps/details?id=com.makeuseof.makeuseof
Free iPad app: https://itunes.apple.com/us/app/makeuseof-tech-news-videos-deals-and-reviews/id1016438893?mt=8&at=10l6SU
Free iPhone app: https://itunes.apple.com/us/app/makeuseof-tech-news-videos-deals-and-reviews/id1016438893?mt=8&at=10l6SU