심포디 is the developer of HelloVOCA that can be found in the Educational category. Over 10K users installed the tool and its most recent update was released on Apr 20, 2015. The average rating for this application is 4.3 on Google Play.
You can get the .apk setup package of HelloVOCA 1.0.9 for free and read users' reviews on Droid Informer. This file size doesn't exceed 3 MB and the app runs flawlessly on Android 2.2 and higher. The antivirus report has confirmed that the app is completely safe for usage.
Permissions