Guerrilla Mail vs Telegraph
Same instrument, two spec sheets — measured, not claimed.
Guerrilla Mail vs Telegraph: common questions
Which is more reliable, Guerrilla Mail or Telegraph?
On our scheduled checks, Telegraph leads on measured uptime — Guerrilla Mail at 95.1% versus Telegraph 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, Guerrilla Mail or Telegraph?
Guerrilla Mail has the lower median latency in our checks — Guerrilla Mail responds in 298 ms versus Telegraph at 801 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 Guerrilla Mail and Telegraph need an API key?
Guerrilla Mail needs no key, while Telegraph requires a free API key. If you want to start calling without signup, reach for Guerrilla Mail first.
Can I call Guerrilla Mail and Telegraph from the browser?
Yes — both Guerrilla Mail and Telegraph send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.
Are Guerrilla Mail and Telegraph free for commercial use?
Guerrilla Mail has unclear commercial terms, and Telegraph 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.