Company Rabbi Eli Garfinkel created these great apps:
Trope Toolbox, Politicometer, Mayim La-Eidah: Balak, Mayim La-Eidah: Pinhas, Trope Tools 2, iDrash, Save That Day, Treyf Invaders, Reading Toy, Framers and Founders, Alef Bet HD!, Map Master USA, JOLT!, Hebrew Fortune Teller, Crazy Capitals, Trope Quiz, Spelling Hornet, Gimme Some Torah, Quorum+, RamKol, Jewish Stickers!, Prayer for the Sick, Ledderz, Rabbi's Manual, Hebrew Slide, Base Four, Zoomoji!, and others..