
AI email protection that catches what your spam filter misses.
A startup from the United Kingdom.
This page is designed to help you find out whether InboxGuard.app is good and if it is the right choice for you.
InboxGuard is a second pair of eyes on every incoming email. It catches the phishing, impersonation and scam emails that slip past your spam filter — and explains, in plain English, why each one is suspicious.
How it's different: - Verdicts explain themselves — every flag comes with a plain-English reason. No black boxes. - Advisory, never destructive — read-only. Nothing in your mailbox moves, hides or disappears; flags appear as labels and you decide. - Works the moment you connect — no rules to write, no filters to configure, no training period. Gmail first, Outlook next. - Your email is yours — never sold, never used to train any AI model. - Priced for real people — built for individuals, families and small teams, not IT departments.
Includes a free email breach check at inboxguard.app/breach-check.
Listed in
Catches what spam filters miss
Phishing, impersonation and scam emails written to fool you, not filters.
Plain-English explanations
Every verdict explains exactly why an email is or isn't trustworthy.
Advisory, never destructive
Read-only: flags appear as labels; nothing is moved, hidden or deleted.
Works the moment you connect
No rules, no configuration, no training period — connect Gmail and protection starts.
Your email never trains AI
Content is processed and discarded; never sold, never used for model training.
Free breach check
See if your email address appears in known data breaches — free, no signup.
InboxGuard uses modular AI analysis to break down every aspect of a suspicious email — sender reputation, link safety, language patterns, spoofing indicators, and more. Instead
of a simple "safe/unsafe" verdict, it gives users a transparent, plain-English explanation of exactly why an email is or isn't trustworthy. It's email intelligence, not just
another spam filter
Most email security tools are built for IT departments, not regular people. InboxGuard is designed for individuals and small teams who don't have a security team but still get
targeted by phishing, scams, and spoofed emails. It works alongside your existing email provider (starting with Gmail), analysing what your spam filter misses — no complex
setup, no enterprise pricing.
Anyone who uses email and has ever wondered "is this legit?" — individuals, freelancers, small business owners, and non-technical professionals who want protection from
phishing and email scams without needing cybersecurity expertise.
InboxGuard was born from frustration. Its founder, Kristian, kept seeing friends and family fall for increasingly sophisticated phishing emails that sailed right past Gmail and
Outlook filters. The tools that existed were either enterprise-grade (and enterprise-priced) or too simplistic to catch modern threats. InboxGuard was built to fill that gap —
bring AI-powered email intelligence to everyday people.
Next.js, React, TypeScript, Node.js, PostgreSQL, Docker, and AI/LLM-based analysis pipelines
InboxGuard is pre-launch — the waitlist is open at inboxguard.app.
InboxGuard.app appears to be a solid email security and inbox management tool for users seeking protection against spam, phishing, and unwanted messages, though prospective users should verify current features, pricing, and reviews before committing.
We have collected here some useful links to help you find out if InboxGuard.app is good.
Check the traffic stats of InboxGuard.app on SimilarWeb. The key metrics to look for are: monthly visits, average visit duration, pages per visit, and traffic by country. Moreoever, check the traffic sources. For example "Direct" traffic is a good sign.
Check the "Domain Rating" of InboxGuard.app on Ahrefs. The domain rating is a measure of the strength of a website's backlink profile on a scale from 0 to 100. It shows the strength of InboxGuard.app's backlink profile compared to the other websites. In most cases a domain rating of 60+ is considered good and 70+ is considered very good.
Check the "Domain Authority" of InboxGuard.app on MOZ. A website's domain authority (DA) is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). It is based on a 100-point logarithmic scale, with higher scores corresponding to a greater likelihood of ranking. This is another useful metric to check if a website is good.
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