The antivirus report shows that the app is safe. Multimedia HKBP Kebayoran Baru is the official developer of KJ HKBP which can be found in the Books & Reference category. On Google Play, the tool was rated 4.4 by its users.
Over 100K users downloaded and set up this application and its most recent release was on Mar 31, 2015. Samsung and Lenovo users highly appreciate the app. A free .apk file of KJ HKBP 1.2.2 can be downloaded from Droid Informer and you can have a look at users' reviews on this site. Prepare 702 KB of free space on your device for this app setup package and keep in mind that it requires Android 4.0 and above.