You could configure which apps are allowed to show toast notifications. If an app creates a toast it will be collected and added to the list.
You could deny *all* toasts of an app or only *specific* messages.
With a donation you supports this app and get more options.
Your device has to be rooted to install the required X-posed framework: http://tinyurl.com/cd46qco
Donator-App & Features: https://play.google.com/store/apps/details?id=de.defim.apk.enhancedtoast.donator
Apk Size: 171.65KB
Require Version: 15Download APK
How to install EnhancedToast APK?
2. Click the download button to download EnhancedToast.Once the download completed,find EnhancedToast in your download folder or notification center and tap the icon to install the APK.
3. Find EnhancedToast icon in your home screen then tap the icon to open it.