Free Tools
eCommerce engineering tools, free to use
Calculators and decision aids built and maintained by senior engineers at No7 Software. Calibrated against the migrations, audits, and platform builds we've shipped — not vendor list prices.
Audit
AI Visibility Audit
Score how AI engines (ChatGPT, Perplexity, Claude, Google AI Overviews) see any domain, free. Then get cited in 14 days with the money-back Sprint.
Checker
Free AI Visibility Check
The standalone checker: 8 weighted AI-readiness signals for any domain, with the full breakdown and remediation notes on screen.
Calculator
Shopify Plus Cost Estimator
Estimate UK 2026 platform fees, agency build, app stack, and engineering retainer for a Shopify Plus migration.
Detector
Shopify Theme Detector
Identify the eCommerce platform, the active theme, and the apps installed on any store URL. Detects Shopify, BigCommerce, Magento, WooCommerce, SFCC, Squarespace, Wix, and more.
Validator
Schema Markup Validator
Extract and validate every JSON-LD block on any page. See each schema.org type, catch parse errors, and find the high-value types (Organization, FAQ, Product, Breadcrumb) you're missing.