This Spirit Box allow you to choose from 3 channels of reversed english speech. Each channel has a maximum sweep rate between 100 to 4000 ms, select manually with plus/minus buttons or just press Auto button to let engine set next random maximum sweep rate, and the trigger slider gives you full control of the sweep engine.
Spain Paranormal is the official developer of Ghostronic Spirit Box that can be found in the Lifestyle category. The tool has been downloaded and installed by over 10K users and its most recent update was released on Nov 17, 2017. This application is not recommended for users under the age of 17, it was rated 3.3 on Google Play.
Get the setup package of Ghostronic Spirit Box 2.6 free of charge and read users' reviews on Droid Informer. The app works flawlessly on Android 1.6 and above. The app is completely secure to download.