This app is part of the seed and there aren't found similar apps on marketplaces

MD5	Package Name	Fingerprint	Source	Detection date
447f96825f107b8f17f212e02acd884c	com.jacklrb.android.soundboard.nukem	5B0BC3A6E7E5202F75E043FA20190EFF	virustotal	2015-12-16	View on Virustotal