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Head-to-head · Disposable Email Services

SecureTempMail vs EmailOnDeck

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score SecureTempMail #3 in Disposable Email Services 8.8/10 Free plan Free plan✓ 3 of 4 features Visit SecureTempMail
EmailOnDeck #5 in Disposable Email Services 8.5/10 Free plan · paid from 0.00 BTC BTC Free plan✓ 3 of 4 features Visit EmailOnDeck

SecureTempMail leads on 0 checks, EmailOnDeck on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSecureTempMail · 8.8/10
  • Free planboth

SecureTempMail scores higher on our rubric for disposable email services: 8.8 against 8.5 out of 10; our editors rank them #3 and #5.

On inbox lifetime, SecureTempMail gives you Days where EmailOnDeck offers Hours.

SecureTempMail is the better fit for secure disposable inboxes with automation. EmailOnDeck is the better fit for users wanting broad disposable-email access.

  • SecureTempMail fits best

    Secure disposable inboxes with automation

  • EmailOnDeck fits best

    Users wanting broad disposable-email access

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Side by side

Feature SecureTempMail 8.8/10 Visit ↗ EmailOnDeck 8.5/10 Visit ↗
At a glance
Editor score 8.8 8.5
Ranking #3 in Disposable Email Services #5 in Disposable Email Services
Best for Secure disposable inboxes with automation Users wanting broad disposable-email access
Pricing model Free plan + paid Free plan + paid
Starting price $39/yr —
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Browser extension Cloud, Mobile, Browser extension
Platforms Web, Windows, macOS, Linux, Chrome extension Web, iOS, Android, Chrome extension
Support Email, Docs Email, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business
Features SecureTempMail 3/4 · EmailOnDeck 3/4
Custom address ✓ ✓
API access ✓ ✓
Custom domain Not checked yet Not checked yet
Attachments supported ✓ ✓
Specs
Inbox lifetime Days Hours
Max active inboxes Not checked yet Not checked yet
Our review
Pros
  • Selectable lifetimes, custom addresses, and multiple domain options
  • Sandboxed HTML rendering, OTP detection, and attachment viewing
  • REST API, webhooks, Chrome extension, and desktop notifications
  • Free addresses without registration across web, mobile, and extensions
  • Pro supports custom, saved, and longer-term email addresses
  • API access, attachments, raw-message viewing, and Pro sending
Cons
  • Free inboxes last up to 24 hours and include ads
  • Attachment downloads and longer retention require Premium
  • API automation and catch-all domains require the $190 Developer plan
  • Free access is ad supported and limited to one email at a time
  • Temporary addresses and messages are periodically deleted
  • Pro pricing is denominated in Bitcoin and changes over time
Our verdict

SecureTempMail creates temporary inboxes for sign-ups, downloads, verification codes, and one-off messages. It supports inbox lifetimes from 10 minutes to 24 hours, real-time mail delivery, automatic OTP detection, HTML and attachment…

Read the review →

EmailOnDeck provides disposable email addresses and temporary web inboxes for verification messages, sign-ups, downloads, and other short-lived communications. It is designed for users who want temporary email access without registration,…

Read the review →
  1. SecureTempMailDisposable Email Services 8.8Free plan
  2. EmailOnDeckDisposable Email Services 8.5Free plan · paid from 0.00 BTC BTC

Strengths and trade-offs

  • SecureTempMail — where it wins

    • Selectable lifetimes, custom addresses, and multiple domain options
    • Sandboxed HTML rendering, OTP detection, and attachment viewing
    • REST API, webhooks, Chrome extension, and desktop notifications

    Where it doesn't

    • Free inboxes last up to 24 hours and include ads
    • Attachment downloads and longer retention require Premium
    • API automation and catch-all domains require the $190 Developer plan

  • EmailOnDeck — where it wins

    • Free addresses without registration across web, mobile, and extensions
    • Pro supports custom, saved, and longer-term email addresses
    • API access, attachments, raw-message viewing, and Pro sending

    Where it doesn't

    • Free access is ad supported and limited to one email at a time
    • Temporary addresses and messages are periodically deleted
    • Pro pricing is denominated in Bitcoin and changes over time

More comparisons

All disposable email services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update