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What our analysis found
LayerGuide: Pixel-Perfect Overlay & Ruler web dev tool is not yet reviewed by Extension Auditor. Its permissions mean it can inject scripts into pages. It was last updated in October 2025.
LayerGuide: Pixel-Perfect Overlay & Ruler web dev tool Edge extension security report
ID: flgaachjhkalieadhgnbpajabdhnfmig
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- MAJinnov
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About this extension
Professional Pixel-Perfect overlay image, ruler, and magnifier tools. for web developers, designers, agencies, QA, and freelancers
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LayerGuide is a professional image overlay, pixel measurement, and magnifier tool that helps you build pixel-perfect sites and fast QA. Perfect for web developers, designers, agencies, and freelancers comparing mockups to live pages. - Save 2+ hours per project - Spot discrepancies fast and reduce errors - Reduce client feedback by 90% and deliver professional results - Catch tiny UI flaws agencies miss, ensuring client-ready perfection Image Overlay - Upload images locally (PNG, JPEG, GIF, WebP, SVG) with complete control - Adjust opacity, scale, rotate - Position with pixel precision using X/Y controls or drag - One-click centering and axis locking for constrained movement - Visibility toggle and color inversion for perfect contrast Ruler Tool - Create unlimited measurement rulers with drag-and-drop precision - Multi-color rulers - Custom opacity settings and corner resizing capabilities - Right-click removal and dynamic guidelines that follow cursor - Live pixel measurements with resize handles Magnifier - Real-time zoom up to 10x with adjustable magnifier size - Hardware-accelerated rendering for smooth performance - Smart positioning to avoid interface overlap - Instant zoom level indicators and scroll wheel controls Workflow Features - Automatic per-page memory saves all overlays and rulers for each page - Complete settings backup/export as JSON Control Panel - Intuitive draggable interface with keyboard shortcuts (ESC to exit modes) - Grouped controls with visual dividers for better organization Perfect For: - Web Developers - QA testing and mockup implementation - UI/UX Designers - Design-to-code verification - Digital Agencies - Client project delivery and quality control - Freelancers - Professional tool that saves billable hours - QA Teams - Cross-browser testing and responsive validation Free vs Pro: FREE VERSION - Full Professional Features: - Complete image overlay with positioning, scaling, rotation, and color inversion - Multi-color rulers with resize and positioning (up to 2) - Real-time magnifier up to 1.5x zoom - Per-page memory and thumbnail history - Professional control panel with shortcuts PRO VERSION ($29.99/year or $89.99 lifetime): - Unlimited rulers with custom colors and opacity - 10x magnifier zoom with adjustable size (150px-750px) - Settings backup/restore for team collaboration - Default auto-lock axes for faster workflow - 3-device license with easy switching 14-day money-back guarantee Start free with full professional features - upgrade for unlimited power and team collaboration!
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