TTempMailbox

Free Temp Mail — Disposable Email in 1 Click

Disposable email, instantly.

Forget about spam, advertising mailings, hacking and attacking robots. Generate a 10-minute mail, 30-minute mail, or longer-lived inbox in one click. No signup, no tracking, real-time delivery — and a public API for developers.

Your disposable address

generating…
Lifetime:
Select a message to read it.

How temp mail works

  1. Step 1 — Get an address

    A random disposable address is generated for you the moment you land on the page.

  2. Step 2 — Use it anywhere

    Hand it to any sign-up form, newsletter, or service that asks for an email.

  3. Step 3 — Read in real time

    Incoming mail appears in your inbox in real time. Delete or rotate when done.

What is a temp mail?

A temp mail (also known as a disposable email, throwaway email, or burner email) is a short-lived email address that you can use to receive messages without exposing your real inbox. TempMailbox creates one for you the moment you open the page — there is no signup, no password, and no phone number to verify. You copy the address, paste it into whatever signup form is asking for an email, click the verification link that arrives, and walk away. The inbox self-destructs automatically after the lifetime you choose.

How long does a temp email last?

TempMailbox lets you pick the inbox lifetime up front:

  • 10-minute mail — perfect for one-shot signups, captive portals, and verification codes that arrive immediately.
  • 30-minute mail — for slower signup flows that send a welcome series or require multi-step verification.
  • 1-hour mail — the default, long enough for almost any verification flow.
  • 6-hour and 24-hour options — for testing scenarios that span a workday.

Every inbox shows a live countdown timer so you know exactly when it disappears. New mail extends the lifetime automatically, so you never lose access to a message mid-read.

Why use a disposable email instead of Gmail?

Your real email address is one of the most permanent identifiers you have on the internet. Almost every breach corpus is keyed by email address; almost every data broker stitches your activity together using it. Once you have handed your Gmail to a hundred sites, untangling that is impossible.

A disposable email per signup breaks the chain:

  • No spam follow-up — the inbox does not exist by the time the marketing email is sent.
  • No cross-site tracking — different addresses across services prevent data brokers from correlating you.
  • No breach exposure — when a service you used six months ago leaks, your real address is not on the list.
  • No phone verification — TempMailbox does not ask for one, and neither does the receiving inbox.

Use a simple split: real email for things that matter (banking, government, primary social accounts, password recovery), temp mail for everything else.

Common use cases for a temporary email

  • One-time newsletter signups for a single article you want to read
  • Free Wi-Fi captive portals at airports and cafes
  • Free trials where you would rather not be auto-renewed
  • Coupon and discount-code unlocks
  • Forum or community accounts you may never reuse
  • Beta-test invitation flows
  • Software trials that email a license key
  • Developer testing of your own signup flow

For developer testing specifically, TempMailbox offers a public REST + SSE API.

Is temp mail safe?

For low-stakes signups, temp mail is safer than your real inbox: anything sent to it disappears within minutes, so future spam, phishing, or breach exposure has nowhere to land. For high-stakes accounts (banks, government portals, password recovery for critical accounts), temp mail is unsafe — anyone who knows the address can read it, and the inbox vanishes before you can recover from it. The skill is in the routing.

Disposable email vs email alias

Aliases (Apple Hide My Email, SimpleLogin, AnonAddy) forward mail to your real inbox and are typically permanent. Disposable email addresses are their own destination and are ephemeral. Aliases are best for ongoing relationships you want to compartmentalise; disposables are best for one-shot interactions you do not plan to repeat. See our deeper write-up on disposable email vs aliases for the full comparison.

Why do some sites block temp mail?

High-trust services (banks, government, regulated SaaS) often blocklist known disposable-email domains, because disposable signups bypass abuse rate limits, make compliance follow-up impossible, and are disproportionately associated with fraud. That is reasonable behaviour on their end. For those services, use a real address. For everything else, a temp mail is the right tool.

TempMailbox features at a glance

  • ✓ Free, no signup — generate an address with one click
  • ✓ 10/30/60-minute and longer lifetime presets
  • ✓ Real-time inbox via Server-Sent Events
  • ✓ Attachment support (filename, type, size)
  • ✓ Multiple domains — pick from our pool, or bring your own (Pro)
  • ✓ Public REST + SSE API
  • ✓ No third-party analytics SDKs except GA4 (disclosed in privacy policy)
  • ✓ Why use TempMailbox — the full pitch
  • ✓ Mobile + browser apps and extensions for one-click address generation
  • ✓ Live system status for SMTP, API, and storage
  • ✓ Refer a friend and you both earn free Pro time

Frequently asked questions

The questions we get most often. For more, see the full FAQ.

  • Temporary, one-shot email signups where you do not want long-term contact — newsletters, free trials, captive portals, software tests, and any verification flow you would rather not tie to your real inbox.