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

MD5	Package Name	Fingerprint	Source	Detection date
84b2d6794fd07075ff9ba292fdd5c89b	com.kaixinbook	95E6488B4850B9EFBF23FC18C571F8A4	anubis	2013-09-09	View on Virustotal