Is there a good app for scan a barcode to compare prices?
Prime Gap: 58 apps already serve this, and 58 data points mined from real user reviews across 2 sources show where they fall short. Heavily used and done badly — the most disruptable kind of gap.
Data refreshed July 20, 2026 · scores recompute weekly as new reviews are mined, so re-check before you build.
What users complain about
The most common complaints behind apps that try to scan a barcode to compare prices, mined and clustered from real reviews:
| Complaint area | Type | Mentions | What a user said |
|---|---|---|---|
| barcode scan fails | bug | 2 | Could not read barcodes. Other scanners had no problem |
| barcode scan shows online not in-store price | bug | 1 | now it doesn't price check the in store items. When I scan the barcode it gives me the price online |
| can't order from barcode scan, only price check | missing-feature | 1 | I wish I could scan a barcode and then place an order for different colors of that item |
| no barcode scan to check price before checkout | missing-feature | 1 | then you need a way to scan it before going to checkout |
| in-store barcode price scan doesn't work | bug | 1 | it won’t scan prices we tried 6 phones between the family but it just doesn’t scan |
| barcode scanning on packaging | missing-feature | 1 | Half of the things I buy don't have barcodes on the actual product but on the box |
| barcode scanning for unpackaged products | bug | 1 | a lot of my producers didn't have bar codes and I wanted to scan them and I couldn't |
| barcode scanning for raw products | bug | 1 | it doesn't know how to scan things like raw honey and maple syrup when I tried it |
| barcode scan opens website | bug | 1 | The camera app sometimes takes you to a website instead of pulling up deals |
| free product search without barcode | missing-feature | 1 | the search option is only available for paid members |
| no barcode scanner | missing-feature | 1 | If barcode scanner functionality implemented, I think it would be game changer |
| cannot check price or stock without scanning | missing-feature | 1 | I can't check on the price of an item or see if the store has the item without scanning |
Apps that already serve this
| App | Rating | Ratings | Price |
|---|---|---|---|
| Price Snap - Thrift Scanner AI | 4.3 | 28 | Free |
| PriceScout: Lowest Price | 0.0 | 0 | $1.00 |
| Easy Price Compare | 4.0 | 6 | $0.99 |
| Buycott - Barcode Scanner & QR Bar Code Scanner | 4.5 | 2,404 | $1.99 |
| Barcode Scanner | 3.7 | 640,021 | Free |
| Warehouse Runner | 4.7 | 542 | Free |
| QR Code Scanner & Barcode Read | 4.1 | 44,015 | Free |
| Barcode Scanner | 4.5 | 14,930 | Free |
Should you build it?
Heavily used and done badly — the most disruptable kind of gap. Opportunity here scores 81 out of 100 — a function of demand, how crowded the field is, and how badly the existing apps perform. Use the live map to compare it against adjacent tasks.
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