DealCheck
Which grocery deal is actually cheaper? Calculate instantly.
DealCheck launched on May 26, 2026 with 3 votes, #3,449 of 20,538 launches that month and more than 50% of that year's launches.
What it does
DealCheck calculates the real price per unit so you always pick the best deal — no mental math needed. ✅ Compare up to 5 items at once ✅ BOGO, Buy 2 Get 1, % off, and custom promos ✅ Pack mode: enter "6 × 325ml" without pre-calculating ✅ Works offline (PWA) — add to home screen ✅ Free, no account required Built for anyone who's ever stood in a supermarket aisle wondering whether the large bottle or the promo pack is actually cheaper.
Compare supermarket prices instantly. Supports % off, Buy 1 Get 1, Buy 2 Get 1, and pack pricing — auto unit-price calculation. Free, no app download.
TH EN A− A+ 🌙 History Install --> + Add Product 🏆 Best Deal — --> 🔄 Compare new 📤 Share 📋 History 📲 Get the DealCheck app Faster to open, works offline, no browser needed. DealCheck is a free online price comparison tool that works instantly in any supermarket, grocery store, or convenience shop. Auto unit-price calculation — no app download required, runs directly in your browser. Supports Thai and English. Shelf prices don't tell the whole story. A larger bottle might look expensive, but when broken down to price per ml or g, it could be cheaper than the smaller one. A "Buy 1 Get 1" promo might look like a steal, but compared to a 40% off competing brand, it's not always the better…from dealcheck-app.pages.dev
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Percent Off CalculatorJul 2026 · percentoffcalculator.org · ▲2Calculate discounts, sale prices & savings instantly
Deal CheckerFeb 2026 · dealchecker.app · ▲3AI-powered startup (or any co.) deal analysis in 30 seconds
Source: Product Hunt launch ↗
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