QuickChart vs ScreenshotOne.com

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

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%100%
P50 · ms318340
P95 · ms3598843
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

QuickChart vs ScreenshotOne.com: common questions

Which is more reliable, QuickChart or ScreenshotOne.com?

On our scheduled checks, QuickChart leads on measured uptime — QuickChart at 100% versus ScreenshotOne.com at 99.02% 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, QuickChart or ScreenshotOne.com?

QuickChart has the lower median latency in our checks — QuickChart responds in 318 ms versus ScreenshotOne.com at 340 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 QuickChart and ScreenshotOne.com need an API key?

QuickChart needs no key, while ScreenshotOne.com requires a free API key. If you want to start calling without signup, reach for QuickChart first.

Can I call QuickChart and ScreenshotOne.com from the browser?

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

Are QuickChart and ScreenshotOne.com free for commercial use?

QuickChart has unclear commercial terms, and ScreenshotOne.com 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.