買い物電卓 おトク比較をかんたんに! is a lifestyle app by SO-KUMA Labs with 100+ downloads (about 446 estimated). +49 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “A comparison calculator that lets you instantly find the best deal while shopping. Supports discounts, points, tax calculations, and shopping cart functionality.”