apilayer pdflayer vs ddownload

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms422365
P95 · ms1225792
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

apilayer pdflayer vs ddownload: common questions

Which is more reliable, apilayer pdflayer or ddownload?

Both are neck-and-neck — apilayer pdflayer and ddownload each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, apilayer pdflayer or ddownload?

ddownload has the lower median latency in our checks — apilayer pdflayer responds in 422 ms versus ddownload at 365 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 apilayer pdflayer and ddownload need an API key?

Both ask you to authenticate — apilayer pdflayer uses an API key and ddownload uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call apilayer pdflayer and ddownload from the browser?

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

Are apilayer pdflayer and ddownload free for commercial use?

apilayer pdflayer has unclear commercial terms, and ddownload 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.