Vibrates n times on the hour to tell you what time it is, and optionally once on the half hour. Designed for my Omate TrueSmart Smart Watch, but will work fine on anything that can vibrate. Get the pro version to setup "do not disturb" hours.
According to the antivirus report, this application is safe and secure. The app was originally designed by Upstage Interactive and it belongs to the Tools category. The developer released a new version of this application on Mar 7, 2014 and over 1K users downloaded and installed Vibrating Clock for smartwatch.
Google Play shows that the app is rated 3.3 by its users. Get the free .apk file of Vibrating Clock for smartwatch 1.0 and have a look at users' reviews on Droid Informer. This installer takes up 88 KB of disk space and it runs on Android devices 2.2 and higher.