EasySaaSFrontierClear niche and buyerAI model/API accessPayments via Stripe
Verified

AI Phishing Email Scanner Browser Extension

Email Phishing Scanner: detect scams, suspicious links and fraudulent email! This Chrome extension helps you identify phishing emails, online scams an…

In plain English

Sentinel is a Chrome extension that checks emails for scams while users read them. It flags risky links and fake messages. People pay for the extension. TrustMRR shows about $303 in revenue in the last 30 days. The AI does the checking, while the owner keeps it up to date.

Automation90%
Startup costNot disclosed
Time to first $Not disclosed
Monthly range*$303 Last 30 days

$303 verified revenue last 30 days, mostly non-recurring (TrustMRR/Stripe, Oct 29, 2026)

DifficultyEasy
SourceTrustMRR - Sentinel - AI email phishing scanner ↗

Operator: Not disclosed on TrustMRR

Verified

Revenue independently checked: documents reviewed by a publication, or a public dashboard.

Not disclosed.

The tool stack

Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.

Step-by-step setup

  1. Pick one annoying job inside a popular site or AI tool.
  2. Ship a focused browser extension that fixes it.
  3. Freemium with a paid Pro tier.
  4. Grow through Chrome Web Store search and reviews.

What's automated vs. the human 10%

The machine does

  • Core AI generation/analysis
  • Billing and onboarding

You still do

  • Product quality and support
  • Distribution and marketing
  • Compliance and edge cases

Overview

Email Phishing Scanner: detect scams, suspicious links and fraudulent email! This Chrome extension helps you identify phishing emails, online scams and fraud attempts directly while reading your email in the browser. What this extension does: - Analyzes email content to detect phishing - Checks suspicious links - Highlights warning signs such as fake urgency, unusual requests - Alerts you when an email may be a scam or phishing attempt - Works directly inside your browser with no complex setup

Operator: Not disclosed on TrustMRR. Category on TrustMRR: Security. Founded: 2025-03-24. Website: https://chromewebstore.google.com/detail/sentinel/hhheghenddmkmmjebnfdkbinnidkeklo

Estimated split: about 90% of the work automated, 10% human.

Realistic income

TrustMRR (checked Oct 29, 2026) shows $303 in Stripe-verified revenue over the last 30 days, $1,601 verified over its tracked history. Most of this revenue is one-time, not recurring. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live listing — numbers change.

Risks

  • Host sites can change their pages and break the extension.
  • Store policy changes and copycats.
  • Startup cost and time to first dollar are not disclosed.

*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.

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