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PHP-Noise vs ReSmush.it

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

APIPHP-NoiseNEW—ReSmush.itNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedN/A — optimization service, not a dataset
Free tierFree — limits not publishedFree; per-image size cap applies (see docs)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

PHP-Noise vs ReSmush.it: common questions

Which is more reliable, PHP-Noise or ReSmush.it?

On our scheduled checks, ReSmush.it leads on measured uptime — PHP-Noise at —% versus ReSmush.it at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do PHP-Noise and ReSmush.it need an API key?

Neither needs a paid key — PHP-Noise is callable with no signup, and ReSmush.it is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call PHP-Noise and ReSmush.it from the browser?

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

Are PHP-Noise and ReSmush.it free for commercial use?

PHP-Noise has unclear commercial terms, and ReSmush.it 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.