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

MD5	Package Name	Fingerprint	Source	Detection date
407718bd94b2b48cdeccd8c8d70ab9cd	com.mobileriders.flat.stomach	2B4CA1B38EC8F1F4B8D6DDBD5FF9709B	virustotal	2014-06-08