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PageBolt vs QR & Barcode

Same instrument, two spec sheets — measured, not claimed.

APIPageBoltHEALTHY91QR & BarcodeHEALTHY91
Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d100%100%
P50 · ms751722
P95 · ms14321344
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

PageBolt vs QR & Barcode: common questions

Which is more reliable, PageBolt or QR & Barcode?

On our scheduled checks, QR & Barcode leads on measured uptime — PageBolt at 99.02% versus QR & Barcode at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, PageBolt or QR & Barcode?

QR & Barcode has the lower median latency in our checks — PageBolt responds in 751 ms versus QR & Barcode at 722 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do PageBolt and QR & Barcode need an API key?

QR & Barcode needs no key, while PageBolt requires a free API key. If you want to start calling without signup, reach for QR & Barcode first.

Can I call PageBolt and QR & Barcode from the browser?

Only QR & Barcode is browser-friendly — it returns CORS headers over HTTPS. PageBolt needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are PageBolt and QR & Barcode free for commercial use?

PageBolt has unclear commercial terms, and QR & Barcode has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.