Best Temp Mail Services 2025 (Free & No Expiry)

Not all temp mail services are created equal. Some delete your inbox after 10 minutes. Some are flooded with ads. Some require a browser extension just to work. We've compared the most popular disposable email services so you can choose the one that actually fits your needs.

What to Look for in a Temp Mail Service

Before diving into the list, here are the criteria that matter most:

• Inbox lifespan: Does it expire after a few minutes, or does it last indefinitely?
• No registration: Can you use it without signing up?
• No password: Can you access your inbox instantly without any credentials?
• Custom username: Can you choose your own address, or is it randomly generated?
• Speed: Does email arrive in real time?
• Privacy: No tracking, no personal data required?

Comparison Table

Service	Expires?	Custom Username	No Registration	Free
★ BokMail	Never	✓ Yes	✓ Yes	✓ Yes
10minutemail	10 min	✗ No	✓ Yes	✓ Yes
Guerrilla Mail	1 hour	✓ Yes	✓ Yes	✓ Yes
Mailinator	Hours	✓ Yes	✓ Yes	Limited
Temp-Mail.org	Session	✗ No	✓ Yes	✓ Yes
Yopmail	8 days	✓ Yes	✓ Yes	✓ Yes

1. BokMail — Best Overall (No Expiry)

bokmails.com stands out for one critical reason: your inbox never expires. Every other service on this list will eventually delete your messages. BokMail keeps them indefinitely.

• Choose any username → your address is instantly ready
• No password, no sign-up, no verification
• Emails arrive in real time
• Come back days, weeks, or months later — your inbox is still there
• Completely free

This makes BokMail ideal for anyone who needs a temp mail address they can return to repeatedly — not just a one-time throwaway.

2. 10minutemail — Best for Ultra-Quick Use

If you need an email address for exactly one sign-up and nothing else, 10minutemail delivers. It generates a random address instantly and keeps it active for 10 minutes (extendable). The major downside: no custom username, and the inbox disappears quickly.

3. Guerrilla Mail — Best for Sending Emails Too

Guerrilla Mail lets you both receive and send emails from your temporary address — a rare feature. Addresses expire after about an hour of inactivity. Good for testing email systems or workflows that require replies.

4. Mailinator — Best for Developers

Mailinator is a classic in the developer world. Public inboxes are free and accessible by anyone who knows the address. For private inboxes and API access, a paid plan is required. Not ideal for casual users, but powerful for QA testing and automation.

5. Yopmail — Longest Expiry Among Alternatives

Yopmail keeps emails for 8 days, which is longer than most competitors. Addresses are public (anyone who knows the username can view the inbox), so avoid using it for sensitive sign-ups.

Which Temp Mail Should You Use?

Here's a simple decision guide:

• You need a permanent, reusable address: → BokMail
• You need something for literally 5 minutes: → 10minutemail
• You need to send AND receive: → Guerrilla Mail
• You're a developer doing automated testing: → Mailinator

For most users, BokMail is the clear winner. The fact that your inbox never expires means you can always return to check a confirmation email from a week ago — something no other free service offers.