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ConvertHub API vs Rendex

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

APIConvertHub APIDEAD0RendexDEAD0
Uptime · 30d
Uptime · 90d0.0%0.0%
Uptime · 30d0.0%0.0%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ConvertHub API vs Rendex: common questions

Which is more reliable, ConvertHub API or Rendex?

Both are neck-and-neck — ConvertHub API and Rendex each measure 0.0% 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.

Do ConvertHub API and Rendex need an API key?

Both ask you to authenticate — ConvertHub API uses an API key and Rendex 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 ConvertHub API and Rendex from the browser?

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

Are ConvertHub API and Rendex free for commercial use?

ConvertHub API has unclear commercial terms, and Rendex 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.