It's free to get the installation package of LR Plano de Aula, also, you can check out users' reviews on Droid Informer. The app works fine on Android 4.1 and above. This application is totally secure to download. The tool has been originally developed by Luís Roberto Cavalcanti da Silva and it is listed among the Educational category.
Over 5K users downloaded and set up LR Plano de Aula and the latest release was on May 14, 2017. According to the latest info, the app is rated 3.7 on Google Play.