The latest update of the tool was launched on Mar 10, 2017 and Pi SMS Collection has been installed by over 1M users. Advertisements are a part of this application. A lot of users set up the app on their Samsung and Micromax devices.
It's free to get the .apk setup package of Pi SMS Collection and you can take a look at users' reviews on Droid Informer. This application installer requires 4 MB of free space to work fine on Android 4.1 and higher.
Users leave reviews saying that the app has some important pluses, they are a good design, good performance and automatic updates. Some users point out that the weak point of this application is ads every time.