ShieldsOn for Email — Scam & Phishing Shield

Real-time scam, phishing and fraud detection for Gmail, Yahoo Mail, Outlook and Hotmail with one-click AI help.

ShieldsON for Email adds a live risk meter to every message in Gmail, Yahoo Mail, Outlook and Hotmail. It checks sender identity, authentication (SPF, DKIM, DMARC), links, and hidden Unicode tricks used by scammers — then shows you a simple green, yellow or red verdict right inside your inbox. Built for older adults and the families who help them, ShieldsON turns "is this email real?" into a one-second answer. • Instant risk meter on every email you open • Plain-English explanation of exactly why an email looks risky • One-click "Ask Fred," your AI scam advisor (paid memberships) • One-click "Ask Trusted Circle" to loop in a family member you trust • Right-click any link, selected text, or web page to run an instant scam check in the side panel • Report scams to ShieldsOn to improve protection for everyone • Side panel keeps your tools, contacts, settings and plan in one place Free to install. Basic and Premium memberships unlock Ask Fred and human support.