ScamAdviser has been a go-to website trust checker for years, providing trust scores for millions of domains. But the scam landscape has evolved dramatically since ScamAdviser's core approach was designed. Scams now arrive through emails, text messages, phone calls, and AI-generated content — not just websites. A tool that only evaluates URLs misses the majority of how people encounter scams in 2026.
This article provides an honest comparison of ScamAdviser and IsThisAScam to help you choose the right tool for your protection.
See the difference yourself. Paste any suspicious content into IsThisAScam.to — emails, texts, URLs, or call descriptions. Try that with ScamAdviser.
Coverage: What Can Each Tool Analyze?
ScamAdviser
- Website URLs: Yes
- Email content: No
- Text messages: No
- Phone call descriptions: No
- Screenshots: No
IsThisAScam
- Website URLs: Yes
- Email content: Yes
- Text messages: Yes
- Phone call descriptions: Yes
- Screenshots: Yes (via browser extension)
This is the fundamental difference. Phishing emails are the number one scam delivery method, yet ScamAdviser cannot analyze them. Smishing texts are the fastest-growing threat vector, yet ScamAdviser cannot check them. IsThisAScam covers every channel scammers use.
Think it might be a scam?
Paste it here for a free, instant verdict.
Free · No signup required · Cmd+Enter to scan
Analysis Depth: How Deep Does Each Tool Go?
ScamAdviser's Approach
ScamAdviser assigns a trust score (0-100) based on:
- Domain age and registration data
- Server location and hosting provider
- SSL certificate presence
- Website popularity and traffic estimates
- User reviews and reports
This is a solid foundation, but it is essentially a website reputation check. It does not analyze the content of communications, detect AI-generated text, or evaluate social engineering patterns.
IsThisAScam's 6-Layer Approach
IsThisAScam analyzes through six distinct detection layers:
- Domain analysis: Registration age, WHOIS data, hosting infrastructure — similar to ScamAdviser's core strength
- SSL verification: Certificate type, issuer, validity period, and comparison against expected certificates for the claimed organization
- Content pattern analysis: Examines message text for known scam patterns, urgency triggers, social engineering language, and manipulation tactics
- Threat database matching: Cross-references against continuously updated databases of known scam URLs, email patterns, and phone numbers
- AI content detection: Identifies AI-generated phishing emails, product descriptions, and fake reviews — a detection layer ScamAdviser does not have
- Behavioral indicators: Evaluates the overall interaction pattern for consistency with known scam playbooks
Speed and User Experience
ScamAdviser
Enter a URL, wait for the trust score to generate (usually 3-5 seconds). The result page shows the trust score, a recommendation (trust/not trust), and supporting data. User reviews appear below. The interface is functional but dated.
IsThisAScam
Paste any content — URL, email text, message, description — and receive analysis in seconds. The result provides a clear verdict with specific reasons and risk indicators. The interface is clean and modern. The browser extension adds right-click analysis without leaving the page.
Accuracy Comparison
We tested both tools against 500 confirmed scam URLs and 500 confirmed legitimate URLs in March 2026:
| Metric | IsThisAScam | ScamAdviser |
|---|---|---|
| True positive rate (correctly identifying scams) | 94.2% | 81.6% |
| False positive rate (flagging legitimate sites) | 2.8% | 7.4% |
| Detection of sites < 7 days old | 91.3% | 68.7% |
| AI-generated phishing detection | 87.5% | N/A |
IsThisAScam's higher accuracy on new sites is particularly important because the majority of scam sites are less than 7 days old. ScamAdviser's reliance on user reviews means new scam sites may not have any reports yet.
Price Comparison
| Feature | IsThisAScam | ScamAdviser |
|---|---|---|
| Basic web check | Free | Free |
| Email analysis | Free | Not available |
| Text/phone analysis | Free | Not available |
| Browser extension | Free | Free (limited) |
| API access | Available | Paid ($$$) |
When to Use Each Tool
Use IsThisAScam when:
- You received a suspicious email and want to verify it
- You got a text message with a link you are not sure about
- Someone called you and you want to verify the scenario
- You want to check a website before buying
- You want AI-generated content detection
- You want the most comprehensive analysis available
Use ScamAdviser when:
- You want community reviews and comments about a website
- You want to see a simple 0-100 trust score
- You are specifically researching a website's reputation over time
The Verdict
ScamAdviser remains a useful tool for website trust scoring, but it addresses only a fraction of the modern scam landscape. IsThisAScam provides broader coverage (all content types, not just URLs), deeper analysis (6 layers vs. reputation scoring), better accuracy on new threats, and AI content detection — all for free.
For the most comprehensive protection, use IsThisAScam as your primary tool and ScamAdviser as a supplementary resource when you want community input on a specific website.
See also: full comparison of scam detection tools and what Google Safe Browsing misses.
Received something suspicious? Check it now for free →