The application is designed to facilitate communication with both nonspeaking children diagnosed with autism, mental retardation, etc. Alalia, and adults who are diagnosed with aphasia. The application is quite simple to use - the parents or the teachers themselves can download the required photo or image, while if desired, and can voice them.
The app is totally safe for downloading. Igor Shikarev is the developer of Speak quietly which is related to the Medical tools category. The latest update was on Jul 30, 2016 and the tool was downloaded and installed by over 5K users.
This application has been rated 3.7 on Google Play. Download the installer of Speak quietly 5.0 at no cost and take a look at users' reviews on Droid Informer. The app works flawlessly on Android 3.0 and above.