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10 Best Temporary Email Services in 2026

Published January 8, 2026 • 10 min read

Looking for the best temporary email service? I've tested and compared the top 10 disposable email providers to help you choose the right one. Here's my honest review based on features, reliability, and user experience.

Quick Comparison Table

Service Storage Time Attachments Registration Rating
TempMail 30 days ✅ 50MB ❌ No ⭐⭐⭐⭐⭐
10MinuteMail 10 minutes ✅ Yes ❌ No ⭐⭐⭐⭐
Guerrilla Mail 1 hour ✅ 150MB ❌ No ⭐⭐⭐⭐
Temp-Mail.org Variable ✅ Yes ❌ No ⭐⭐⭐
Mailinator Few hours ❌ No ❌ No ⭐⭐⭐

Detailed Reviews

1. TempMail 🏆 BEST OVERALL

Storage: 30 days | Attachments: Up to 50MB | Domains: 9+ options

TempMail stands out as the best temporary email service in 2026. With 30-day email storage (the longest in the industry), support for large attachments, and multiple domain options, it's perfect for both casual users and professionals.

✅ Pros

  • 30-day email storage
  • 50MB attachment support
  • 9+ domain choices
  • Auto-refresh every 10 seconds
  • Clean, modern interface
  • No registration required
  • 100% free

❌ Cons

  • Cannot send emails
  • Emails auto-delete after 30 days

Best for: Anyone who needs reliable temporary email with long storage time and attachment support.

2. 10MinuteMail

Storage: 10 minutes (extendable) | Attachments: Yes | Domains: 1

Perfect for quick, one-time verifications. The email address expires after 10 minutes, but you can extend it if needed.

✅ Pros

  • Super fast setup
  • Extendable time
  • Simple interface
  • No ads

❌ Cons

  • Very short storage time
  • Only one domain
  • Must extend manually

Best for: Quick verifications where you don't need long-term access.

3. Guerrilla Mail

Storage: 1 hour | Attachments: Up to 150MB | Domains: Multiple

Guerrilla Mail offers the largest attachment size support (150MB) and allows you to send emails, not just receive them.

✅ Pros

  • Can send emails
  • 150MB attachments
  • Multiple domains
  • Scramble address feature

❌ Cons

  • Only 1 hour storage
  • Cluttered interface
  • Some ads

Best for: Users who need to send emails or transfer large files.

4. Temp-Mail.org

Storage: Variable | Attachments: Yes | Domains: Multiple

A popular choice with a mobile app available. Storage time varies based on server load.

✅ Pros

  • Mobile app available
  • API access
  • Multiple languages

❌ Cons

  • Inconsistent storage time
  • Ads in free version
  • Sometimes slow

Best for: Mobile users who want an app.

5. Mailinator

Storage: Few hours | Attachments: No | Domains: Public

Mailinator uses public inboxes - anyone can access any email address. Good for testing but not for privacy.

✅ Pros

  • No setup needed
  • Great for testing
  • API available

❌ Cons

  • Public inboxes (no privacy)
  • No attachments
  • Short storage

Best for: Developers testing email functionality.

What to Look for in a Temporary Email Service

1. Storage Duration

How long do you need access to emails? For quick verifications, 10 minutes might be enough. For important sign-ups or downloads, you'll want 24 hours to 30 days.

2. Attachment Support

If you're downloading files or receiving documents, make sure the service supports attachments and check the size limit.

3. Number of Domains

More domains mean more options if one gets blocked by a service. Look for providers with multiple domain choices.

4. User Interface

A clean, intuitive interface makes the experience much better. Avoid services with too many ads or confusing layouts.

5. Privacy

Ensure the service doesn't log your activity or require personal information. True temporary email should be anonymous.

Comparison by Use Case

Best for Long-Term Use

Winner: TempMail - 30-day storage gives you plenty of time to access emails without rushing.

Best for Quick Verifications

Winner: 10MinuteMail - Perfect for one-time codes and quick sign-ups.

Best for Large Files

Winner: Guerrilla Mail - 150MB attachment limit is unbeatable.

Best for Developers

Winner: Mailinator - Public inboxes and API make testing easy.

Best for Mobile Users

Winner: Temp-Mail.org - Dedicated mobile app for iOS and Android.

Services to Avoid

Not all temporary email services are created equal. Avoid services that:

  • Require registration or personal information
  • Have excessive ads that interfere with functionality
  • Don't support HTTPS (security risk)
  • Have very short storage times (under 10 minutes) without extension options
  • Are frequently blocked by major services

Final Verdict

After testing all these services, TempMail emerges as the clear winner for most users. The combination of 30-day storage, attachment support, multiple domains, and a clean interface makes it the most versatile and reliable option.

However, your choice should depend on your specific needs:

  • Need it for just a few minutes? → 10MinuteMail
  • Need to send emails? → Guerrilla Mail
  • Need a mobile app? → Temp-Mail.org
  • Testing email functionality? → Mailinator
  • Everything else? → TempMail

Try the #1 Rated Temporary Email Service

30-day storage, 50MB attachments, 9+ domains - all free!

Get Started with TempMail →