It's free to get the .apk setup package of WhatsCall and you can read users' reviews on Droid Informer. This application installer requires 16 MB of free space to run on Android 4.0 and above. The app was checked for viruses and it was found 100% secure. Cheetah Mobile Cloud is the developer of this application which can be found in the Communication category.
The most recent update was on May 4, 2017 and WhatsCall was downloaded and set up by over 10M users. Users rated the app 4.6 on Google Play. The statistics reveal that this application is popular mostly among Samsung and Lenovo users.