Is there a good app for scan QR codes and barcodes?
Poorly Executed: 60 apps already serve this, and 16 data points mined from real user reviews across 2 sources show where they fall short. The right features exist but the execution is buggy, dated, or painful. Out-execute it.
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 QR codes and barcodes, mined and clustered from real reviews:
| Complaint area | Type | Mentions | What a user said |
|---|---|---|---|
| QR code scanning | bug | 1 | This site Is not letting me scan the QR code for our park reservations |
| scan QR from files | missing-feature | 1 | Se si aggiunge la possibilità di leggere i qrcode dai file sarebbe perfetta |
| scan damaged/etched QR codes | missing-feature | 1 | make it more as it can scan itched QR Code also |
| picture-scan barcode recognition | reliability | 1 | Some items did not show up by picture scan. If u go to search then type in the product some do appear that way. |
| random barcode scan results | bug | 1 | scanned random barcodes and got actual random things |
| no online search without barcode scan | missing-feature | 1 | You're not able to add items not on Yuka without scanning it...What if I am searching things online, and don't want to buy it yet? |
| free product search without barcode | missing-feature | 1 | the search option is only available for paid members |
| fails to read QR codes | bug | 1 | it couldn't even read my qr code and asked to retry and retry everytime i scanned |
| QR scan hangs then fails | bug | 1 | when I scanned it it just kept rolling for a minute and then said pls try again every time I tried to scan it |
| barcode scanner black screen | bug | 1 | The barcode screen is black |
| login restricted to QR code via web only | ux | 1 | I cannot access the service by cellphone app and must login on a web browser on PC |
| website QR code login unreliable | bug | 1 | the website QR code also does not work every time works once every 3 time |
Apps that already serve this
| App | Rating | Ratings | Price |
|---|---|---|---|
| QR Code Reader＊Barcode Scanner | 4.5 | 21,874 | Free |
| Barcode Scanner - QR Scanner | 4.5 | 42,000 | Free |
| QR Code Scanner & Barcode Read | 4.1 | 44,015 | Free |
| QR Scanner Pro * | 4.1 | 1,224 | Free |
| Scan QR Code. | 4.7 | 15,680 | Free |
| QR Code Reader，Barcode Scanner | 4.7 | 69,651 | Free |
| QR Code Scanner Pro * | 4.4 | 322 | Free |
| QR Code Reader＋Barcode Scanner | 4.4 | 864 | Free |
Should you build it?
The right features exist but the execution is buggy, dated, or painful. Out-execute it. Opportunity here scores 45 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.
Who has tried building this
| Project | Status | Stars | Stack |
|---|---|---|---|
| wewewe718/QrAndBarcodeScanner | stale | 843 | Kotlin |
Open-source projects that attempted this task — active ones show today's bar; abandoned ones are a signal to validate why earlier attempts died.
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