







Simply scan a barcode to quickly compare in-store prices with online reference prices. You can also check the official search page all at once before making a purchase.
Automatically translated from Japanese by AI
Use "Request" to ask the creator to set up tip receiving.
App Description
"Should I Buy This?" is a shopping assistant app designed to help you quickly compare reference prices and confirmation sources before purchasing products you're interested in at stores. It supports barcode scanning, product name search, and in-store price input, making it easier to decide "whether to buy now" based on search results.
■Main Features
・Barcode scanning, product name search, in-store price input
・Display price options from official APIs of Rakuten Marketplace, Yahoo! Shopping, Rakuten Books, eBay, and others
・Collectively check official search pages of Amazon, Mercari, Rakuma, Yahoo! Flea Market, Yahoo! Auctions, Yodobashi Camera, Qoo10, and others
・Re-check products you've previously searched from search history
・Free plan allows up to 5 searches per day
・Pro plan offers no ads and unlimited searches
■Convenient for These Situations
・Want to confirm if in-store prices are really cheap
・Want to compare new, used, and flea market prices
・Want to open multiple sites' search pages before buying
・Want to review products you've previously searched later
The prices, inventory, shipping fees, points, coupons, and product conditions displayed are reference information. Before purchasing, be sure to check the latest conditions on each store's product page. This app is not officially partnered with any market operating companies.
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