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Feb 15, 2026 · seen Oct 1, 2026
KiraKiraHeart(ko560) is a personalization app by STACK Inc with 500+ downloads (about 550 estimated). Released Mar 9, 2012. Install growth, rank history, SDKs and ad networks.
From the store listing: “Bring a touch of elegance to your smartphone with glowing, swaying hearts. Introducing the sophisticated "KiraKiraHeart" series. [Design Concept] Crystal butterflies dance along with the fluttering cherry blossoms. Combined with the open heart that emits a mysterious light, this is a fantastical spring live…”