The security report proves that Rai Storia is safe. The tool is created by RAI Radiotelevisione Italiana S.p.A. and its category is Educational. Google Play shows that this application is rated 3.3 by its users.
The app has been downloaded and set up by over 10K users and the most recent update was released on Feb 19, 2014. A free .apk installation package of Rai Storia 1.1 can be downloaded from Droid Informer and you can take a look at users' reviews on this site. Prepare 3 MB of free space on your device for this app setup package and keep in mind that it requires Android 2.1 and above.