tmpmail.online FAQ
What is tmpmail.online?
tmpmail.online is a temporary email service and temp mail generator for disposable inboxes. It is built for low-risk sign-ups, verification codes, and one-off email reception.
Is tmpmail.online the same as smail pro or smailpro?
No. tmpmail.online is an independent service and is not affiliated with other similarly named temp mail websites.
How fast can I get an address?
Immediately. Open the homepage and generate an address in one tap.
Do I need to register?
No. tmpmail.online works without account registration.
How long are messages stored?
Messages are kept for up to 24 hours, then automatically removed.
Can I use it for OTP or verification links?
Yes. That is one of the most common use cases.
Why did a verification email not arrive?
Common reasons:
- Sender-side delay
- Provider blocks temporary domains
- Typo in the address
Try refreshing the inbox and resending from the source website.
Can I send emails from tmpmail.online?
The service is primarily for receiving messages. Sending or replying may be unavailable.
Is this inbox private?
Temporary inboxes are not equivalent to personal authenticated mailboxes. Do not store sensitive data here.
Can I keep one address forever?
No. Addresses are disposable by design and may expire.
Is tmpmail.online suitable for important accounts?
No. Use a long-term secure provider for financial, legal, work, and recovery-critical accounts.
What if emails disappear?
This is expected in temporary systems when retention expires or cleanup rules run.
Is tmpmail.online free?
Yes, tmpmail.online is designed as a free temporary mailbox utility.