Compare

TempMail4u vs TempMail.so

Offers a 10-minute temporary email address similar to TempMail4u’s short-lived options but without the 7-day save feature.

Which to pick

Pick TempMail4u if you want…

  • Instant disposable inboxes with extended 7-day option
  • Inbox-on-demand temp mail
  • A free tool

Pick TempMail.so if you want…

  • Disposable email with auto-expiration and custom domains
  • Quick 10-minute mail

TempMail4u: Provides on-demand inboxes that disappear after use, similar core function but no custom domain or forwarding.

Side by side

What it is
TempMail4u:TempMail4u provides instant disposable email addresses for quick sign-ups, OTPs and testing, with optional 7-day inboxes.
TempMail.so:TempMail.so provides disposable email addresses that auto-expire, with optional custom domains and forwarding.
Best for
TempMail4u:Instant disposable inboxes with extended 7-day option
TempMail.so:Disposable email with auto-expiration and custom domains
Who it’s for
TempMail4u:Developers, testers, shoppers, social-media users and anyone needing short-term email privacy.
TempMail.so:Developers, privacy-concerned users, and anyone needing short-term email addresses.
Pricing
TempMail4u:Free
TempMail.so:Freemium
Plans
TempMail4u:—
TempMail.so:Free $0/month · Premium $9.90/month per month · Premium (annual) $60/year per year
Works with
TempMail4u:—
TempMail.so:API

TempMail4u features

  • Instant email generation. Creates a temporary address automatically on page load, no signup or captcha required.
  • Multiple lifespan options. Offers 10-, 20-, 30-minute and 24-hour inboxes, with a saveable link for up to 7 days.
  • Receive-only inbox. Displays incoming messages instantly; cannot send emails.
  • Privacy-first storage. All data is stored locally in the browser session, no logs or tracking.
  • Mobile-friendly UI. Lightweight design optimized for speed on all devices.
  • No ads or pop-ups. Clean interface without captchas, ads or sign-up prompts.

TempMail.so features

  • Auto-Expiration. Emails delete automatically after a chosen time period.
  • Custom Domain Support. Create temporary addresses using your own domain name.
  • Email Forwarding. Forward received messages to your primary inbox.
  • Save for Later. Save temporary addresses to your account for long-term use.
  • Instant Setup. Generate a temp address with a single click, no sign-up required.
  • API Access. Programmatically create and manage temporary inboxes via API.

TempMail4u vs TempMail.so FAQ

Is TempMail4u or TempMail.so free?+

TempMail4u is free. TempMail.so has a free plan; paid plans start at $9.90/month (Premium).

Which is cheaper, TempMail4u or TempMail.so?+

TempMail4u is free, so it costs less. TempMail.so starts at $9.90/month (Premium).

On DevHunt

TempMail4u

0 upvotes · Launched on DevHunt on Jan 6, 2026

TempMail.so

2 upvotes · Launched on DevHunt on Jun 17, 2025

Based on each tool's website and DevHunt data. Details may change; check the official sites.