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TradeCalc

92 free calculators for construction, electrical, HVAC, plumbing, framing, concrete, landscaping, home improvement, and unit conversion. No signup required. NEC 2023 compliant.

86% unique tagline

tradecalc.org · Added April 10, 2026 · Last analysed April 10, 2026· via Product Hunt

Screenshot of TradeCalc
This analysis is a snapshot taken on 10 April 2026. The site may have changed since then and results may not reflect its current state.
6.7
StackScope Score
Good
5/100 Vibe Score
Few AI signals
60/100 Launch Readiness
Well prepared
0/6 Security Headers
Poor
blocking
AI Stance
Blocks AI crawlers

Tech Stack (9)

Infrastructure
Cloudflare Cdn http_header_name http_header_value
Cloudflare DNS DNS ns_host
HTTP/3 Protocol http_header_value
Analytics & Marketing
Cloudflare Web Analytics Analytics script_src
Google Ads Advertising script_src
Google AdSense Advertising script_src
Google Analytics Analytics cookie_name script_src
Google Funding Choices Consent cookie_name script_src
Google Search Console Seo meta_name txt_prefix

Infrastructure

Hosting
AS13335 · US
SSL Certificate
Google Trust Services
Expires 26 Jun 2026

Readiness Breakdown How?

✓ Canonical URL declared
✓ Responsive viewport meta tag
✓ Custom title and meta description
✓ Semantic HTML (nav, main, article)
✓ Privacy policy page present
- Open Graph tags (title, image, description)
- Source maps not exposed in production
- Error tracking service installed
- Twitter card meta tags
- Favicon present

Vibe Score Breakdown How?

SignalPoints
Distinctive iconography conventions +5

This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.

Well-Known Files

✓ robots.txt
✗ llms.txt
✗ security.txt
✓ sitemap.xml
✓ ads.txt
✗ humans.txt

Legal

✓ Privacy Policy
✓ Terms of Service
88% unique
Mentions:
GDPR Cookies

Security Headers (0/6)

✗ Referrer-Policy
✗ X-Frame-Options
✗ Permissions-Policy
✗ X-Content-Type-Options
✗ Content-Security-Policy
✗ Strict-Transport-Security
– X-XSS-Protection (legacy)

Performance

95ms response time
Faster than 94% of sites
5 third-party domains loaded

Build

✗ HTML minified
6 JS files
5 Third-party domains
Is this your site? 4 tips to improve your score
- Add a /.well-known/security.txt so security researchers can reach you. Learn more
- Consider adding a llms.txt file to help AI models understand your site. Not yet a standard, but gaining adoption. Learn more
- Improve your security headers. Scan your site at securityheaders.com to see what's missing.
- Add Open Graph tags so your site looks good when shared on social media. Learn more
Embed this score on your site
StackScope Score 
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