Real-time phishing and scam protection for Gmail™. SafeToOpen analyses suspicious emails and warns you before you click a dangerous link.
Listing updated:June 5, 2026
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Overview
SafeToOpen Email Security helps you spot phishing, scams, and malicious links directly inside Gmail™.

Phishing emails are getting harder to detect — fake login pages, lookalike domains, and urgent payment requests are designed to fool even careful users. SafeToOpen gives you a second opinion right inside your inbox, before you click.

HOW IT WORKS
Open any email and launch SafeToOpen from the add-on side panel. SafeToOpen analyses the message and its links in real time, checking for known phishing sites, deceptive domains, brand impersonation, and other signs of fraud, then shows you a clear safety verdict.

KEY FEATURES
- Real-time scanning of suspicious emails and links within Gmail™
- Clear, color-coded safety verdicts — no security expertise required
- Detection of phishing pages, lookalike domains, and brand impersonation
- Reporting of suspicious emails to help protect your whole organisation
- Works with personal Gmail™ accounts and Google Workspace™ domains

PRIVACY & SECURITY
SafeToOpen only analyses an email when you choose to scan it. The app has passed Google's OAuth verification and an independent CASA security assessment. See our privacy policy at https://www.safetoopen.com/privacy for details.

SUPPORT
Need help? Visit https://www.safetoopen.com or contact our support team.

Gmail™, Google Calendar™, and Google Workspace™ are trademarks of Google LLC.
Additional information
PricingFree of charge trial
Privacy policy
Terms of service
SafeToOpen Email Security will ask for the permissions shown below. Learn more
SafeToOpen Email Security will need access to your Google account
This will allow SafeToOpen Email Security to :
Read, compose, and send emails from your Gmail account
Run as a Gmail add-on
View your email messages when you interact with the add-on
View your email message metadata when the add-on is running
See and download any calendar you can access using your Google Calendar
Connect to an external service
View and manage data associated with the application
See your primary Google Account email address
See your personal info, including any personal info you've made publicly available
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