mail.tm vs TwitterApi.IO

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

Uptime · 30d
Uptime · 90d84.3%98.0%
Uptime · 30d75.0%96.7%
P50 · ms709242
P95 · ms23512593
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — temporary mailboxesFree tier — API key required
Rate limitRate limited (429 on exceed); exact policy per docs.mail.tmUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

mail.tm vs TwitterApi.IO: common questions

Which is more reliable, mail.tm or TwitterApi.IO?

On our scheduled checks, TwitterApi.IO leads on measured uptime — mail.tm at 84.3% versus TwitterApi.IO at 98.0% 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, mail.tm or TwitterApi.IO?

TwitterApi.IO has the lower median latency in our checks — mail.tm responds in 709 ms versus TwitterApi.IO at 242 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 mail.tm and TwitterApi.IO need an API key?

mail.tm needs no key, while TwitterApi.IO requires a free API key. If you want to start calling without signup, reach for mail.tm first.

Can I call mail.tm and TwitterApi.IO from the browser?

Neither sends browser-friendly CORS headers reliably, so call mail.tm and TwitterApi.IO from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are mail.tm and TwitterApi.IO free for commercial use?

mail.tm has unclear commercial terms, and TwitterApi.IO 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.