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Temporary Emails
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Quick answer
What is temp mail?
- Free, instant and anonymous - no account or personal data required
- 48-hour inbox retention free, up to 30 days on paid plans
- 20+ delivering domains, so signups are accepted far more often
- AES-256 encrypted at rest, with no IP logging
The #1 Temp Mail
& Temporary Email Service
Temp Postal dominates the temporary email industry with military-grade security, unmatched features, and the fastest temp mail generation available. Over 2M+ users trust us for their privacy needs.
Military-Grade Encryption
AES-256 encryption with zero-knowledge architecture. Your temp mail is secured with the same encryption used by banks and governments.
20+ Premium Domains
The largest selection of temporary email domains. From temppostal.com to premium .org domains - always accepted everywhere.
Extended Storage (48h-30d)
Longest retention in the industry. Keep your temp emails for 48 hours free, or upgrade to 30-day enterprise storage.
Instant Generation (0.5s)
Fastest temp mail service globally. Generate temporary emails in under 0.5 seconds with zero delays or captchas.
Advanced Privacy Features
Password protection, self-destructing emails, anonymous browsing, and VPN-friendly architecture for maximum privacy.
Enterprise Email Features
Full HTML emails, attachments up to 25MB, forwarding, replies, API access, and webhook integration.
Explore Top Blog Posts
Learn how temporary email works, compare leading options, and understand the workflows privacy-conscious users and developers care about most.
How Temp Mail Makes Money
A practical breakdown of how temporary email businesses monetize free users, premium upgrades, and developer demand.
Temp Email vs Fake Email
A comparison guide that explains the real difference between temporary email workflows and low-quality fake-email tactics.
Temp Mail vs Guerrilla Mail
A competitor-comparison page designed for users researching which temporary email service is the better fit.
Frequently Asked Questions
Everything you need to know about temporary email, answered plainly.
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Join over 2M+ users who trust Temp Postal for their privacy needs. Start with our free tier and upgrade to Premium for advanced features and enterprise support.
Quick answer
What is a temporary email address and when should you use one?
- An address is generated the moment the page loads, with no signup step
- Messages appear automatically, usually within a few seconds of the sender releasing them
- The inbox and every message in it are deleted permanently when the window closes
- Receive-only by design: you cannot send from a disposable address, which is what keeps deliverability intact
How the inbox actually works
When the page loads, the service reserves an address on one of its receiving domains and opens a live connection to it. Mail sent to that address hits the receiving servers, is parsed, and is pushed to the page you are looking at. There is no refresh loop to babysit and no app to install; the message list updates in place as mail arrives.
Because delivery is push based rather than poll based, the practical wait is the sender's own queue rather than ours. Most verification codes land in under ten seconds. Marketing platforms and older enterprise mailers sometimes take a minute or two, and a small number of senders deliberately delay first messages to filter out automated signups.
Verification codes are detected and pulled to the top of the message so you can copy the code without opening the full body. That single detail removes most of the friction from a signup flow: generate, copy address, copy code, done.
What a disposable address is good for
One-off signups are the obvious case. A forum you will read once, a download that demands an address, a trial you want to evaluate before deciding, a price alert you need for a week. In each of these the address has no long-term value, so handing over your real mailbox only creates a permanent entry on someone else's mailing list.
Testing is the second case, and it is why developers use the service heavily. Registration flows, password resets, invitation emails, drip sequences and localisation all need a fresh inbox each run. Disposable addresses give you an unlimited supply without polluting a company mailbox or waiting on a colleague to forward a screenshot.
The third case is separation. Keeping newsletters, receipts and one-off registrations out of the mailbox you use for work and family means a leak in one place does not reach the other. Data breaches are routine; the address you gave a hobby site three years ago is the one that turns up in a credential dump.
Where a temporary address is the wrong tool
Never use one where account recovery matters. Banking, government services, tax filing, healthcare portals, employment systems, domain registrars and anything holding money or identity all need a mailbox you will still control next year. When the inbox expires, the recovery path expires with it, and support cannot restore what was deleted.
Some services also refuse disposable domains outright. The symptom is a signup form that rejects the address, or a signup that succeeds while the verification mail never arrives because the sender never attempted delivery. That is a decision made by the receiving service, not a fault on this side; for workflows you control, a custom domain on a paid plan avoids the blocklists entirely.
Finally, disposable inboxes are receive-only. If a conversation needs a reply, use a durable mailbox or an alias service. Anonymous sending relays attract abuse, and abuse destroys the deliverability that makes receiving work in the first place.
Privacy, retention and what is stored
Retention is enforced by deletion. When an inbox reaches the end of its window, the address and every message stored against it are removed from storage rather than hidden behind a flag. There is no administrative archive to subpoena and no copy for support to restore, which is the whole point of the design.
No account is required on the free tier, so there is nothing to link an address to a person beyond the ordinary network metadata any web server sees. Message contents are never sold, mined for advertising profiles, or shared with third parties.
Paid tiers change how long the window is, how many inboxes you can hold at once, and whether you can receive on your own domain. They do not change the deletion guarantee: a longer window is still a window.
Frequently asked questions
Is a temporary email address free to use?
Yes. Generating an address, receiving mail and reading messages are free with no account. Paid plans add longer retention, several inboxes at once, custom domains and API access, but the core inbox costs nothing.
How long does a temporary inbox last?
Free inboxes live for a fixed window measured in hours and are then deleted permanently. Paid plans extend that window substantially. In every case expiry is a hard deletion, so save anything you need before the timer runs out.
Can I send email from a temporary address?
No. Inboxes are receive-only on purpose. Anonymous outbound sending is heavily abused and would damage the deliverability that makes inbound verification mail arrive reliably.
Why has my verification email not arrived?
Usually the sender is slow or has declined to send to a disposable domain. Wait a minute, then try generating a new address on a different domain. If the site rejects disposable addresses generally, use a custom domain or your permanent mailbox for that signup.
Is using a temporary email address legal?
Yes. Receiving mail at an address you control is lawful. What you do with an account is a separate matter: using a disposable address to evade a ban or to commit fraud breaks the other service's terms and, in some cases, the law.