audioPro™ Music Player　430→0
https://play.google.com/store/apps/details?id=music.audio.musicplayer.pro

PowerAudio Plus Music Player 430→0
https://play.google.com/store/apps/details?id=power.amp.musicplayer.pi.audioplayer

PowerAudio Best Music Player　400→0
https://play.google.com/store/apps/details?id=xsoftstudio.musicplayer.pro

Widgets - CPU | RAM | Battery　430→0
https://play.google.com/store/apps/details?id=xsoftstudio.cpu.widget

CPU Identifier Pro　430→0
https://play.google.com/store/apps/details?id=xsoftstudio.cpu.identifier.pro

widgetは知らんけどその他はセール常連だけど一応
つーかPowerAudio系列がセールしてないとき見た記憶ねぇよ(´ ・ω・｀)