# Screenshot Pixel Measure Tool > AI Screenshot & Layout Measure Canonical page: [https://chrome-stats.com/d/id1104790987](https://chrome-stats.com/d/id1104790987) ## Overview - **ID:** `id1104790987` - **Platform:** Apple - **Type:** Apple app - **Status:** Available - **Publisher:** InfoEnum Software Systems - **Category:** Productivity - **Rating:** 4.10 / 5 (28 ratings) - **Version:** 3.1.9 - **Last updated:** 2026-04-20 - **First published:** 2016-04-24 - **Size:** 23 MB - **Data as of:** 2026-09-24 - **Store listing:** [Apple App Store](https://apps.apple.com/us/app/screenshot-pixel-measure-tool/id1104790987) - **Website:** [https://infoenum.com](https://infoenum.com/) - **Privacy policy:** [http://infoenum.com/mobile\_app\_privacy\_policy.html](http://infoenum.com/mobile_app_privacy_policy.html) ## Description Screen Ruler is the ultimate pixel-perfect measurement tool for screenshots, photos, blueprints, floor plans, and any image. Whether you're a UI designer checking spacing, an architect measuring floor plans, or an engineer verifying dimensions — Screen Ruler gives you precision tools right on your iPhone and iPad. PRECISION MEASUREMENT TOOLS • Side Rulers — Four-sided rulers along image edges with configurable origin corner • Freehand Ruler — Drag, rotate, and position anywhere with 15° angle snapping • Protractor — Measure angles with pinch, pan, and rotate gestures • Grid Overlay — Adjustable grid lines with customizable thickness and opacity • Floating Crosshair — Always-visible position tracker with real-time coordinates • Multi-Point Distance — Tap multiple points to measure paths and cumulative distances • Area Measurement — Draw polygons to calculate enclosed area in any unit SMART CALIBRATION • Draw-to-Calibrate — Draw a reference line on any image and enter its real-world length. The app auto-calculates the scale for all measurements • Multiple Reference Points — Set different scales for different regions of the same image • Preset Units — Pixels (1x, 2x, 3x), Centimeters, Millimeters, Inches, Picas • Custom Ratio — Define any pixel-to-unit ratio for specialized workflows AI-POWERED FEATURES • Auto-Scale Detection — Automatically detects known objects (credit cards, coins, rulers, A4 paper) and calibrates the measurement scale • Edge Detection — Snap measurements to detected edges and boundaries for pixel-perfect accuracy • OCR Scale Reading — Reads scale legends on blueprints and maps to auto-configure measurements • Object Dimension Detection — Automatically detects objects and draws dimension lines • Perspective Correction — Straighten angled photos for more accurate measurements • Smart Suggestions — AI recommends measurement units and tools based on image type • Color Palette Extraction — Extract dominant colors with WCAG contrast compliance checking COLOR ANALYSIS • Magnifying Glass — 3x magnified view with crosshair for precise pixel targeting • RGB & HEX Values — Instant color code readout at any point • Pixel Coordinates — See exact X/Y position relative to any corner origin • Scaled Coordinates — View coordinates in your chosen measurement unit ANNOTATIONS & EXPORT • Measurement Annotations — Draw lines, rectangles, and circles with persistent dimension labels • Angle Annotations — Measure and label angles between any two lines • Auto-Labeling — AI suggests meaningful names for your measurements • Export as PDF or PNG — Save annotated images with all measurement data • Measurement History — Save sessions with calibration data for later reference WORKFLOW & PRODUCTIVITY • Measurement Templates — Preset workflows for common tasks (Room Dimensions, UI Spacing, PCB Layout) • Image Overlay — Compare two images with adjustable transparency • Apple Pencil Support — Draw precision measurement lines on iPad • Comparison Mode — Side-by-side synchronized view for before/after analysis • AI Measurement Assistant — Get help with unit conversions, standards, and best practices CUSTOMIZATION • Theme Colors — Personalize with custom color themes • Adjustable Opacity — Fine-tune visibility of rulers, grids, and protractor • Ruler Position — Set measurement origin to any corner • Grid Thickness — Choose from 5 thickness levels WORKS WITH ANY IMAGE • Screenshots — Auto-loads your latest screenshot • Photo Library — Browse and select any photo • Camera — Capture photos directly for measurement • Files — Import images from the Files app • 3D Touch — Quick action to open latest screenshot Localized in 40+ languages including English, Spanish, French, German, Japanese, Chinese, Arabic, Hindi, Portuguese, Korean, and many more. PERFECT FOR Designers • Developers • QA • Digital Artists • Crafters • Photographers • Students • Architects • Content Creators Privacy Policy https://infoenum.com/mobile_app_privacy_policy.html ## Rankings - #228,724 — Overall - #28 — screenshot reader - #32 — screenshot - #46 — screenshots - #69 — tool - #75 — full page screenshot ## Similar extensions and apps - [Pixel Ruler Pro](https://chrome-stats.com/d/id6761318967) - [Screen Ruler: Measure Length](https://chrome-stats.com/d/id1174757735) — 3.70 / 5 - [Ruler - Screen accurate ruler](https://chrome-stats.com/d/id6746461013) — 3.50 / 5 - [PixelsMeasure](https://chrome-stats.com/d/id1638740542) — 1.00 / 5 - [TouchCaliper Ruler & Caliper](https://chrome-stats.com/d/id6777427980) - [Protractor Measuring Angle](https://chrome-stats.com/d/id6785106013) — 5.00 / 5 - [Magic Photo Ruler. AI.](https://chrome-stats.com/d/id6777603585) - [Image Ruler - Measures](https://chrome-stats.com/d/id1474481911) — 1.60 / 5 - [Rules Measure](https://chrome-stats.com/d/id6761289085) - [Ruler & Tape Measure – AR Tool](https://chrome-stats.com/d/id6759158611) - [Quick Measure - Precise Ruler](https://chrome-stats.com/d/id6738601525) — 5.00 / 5 - [Ruler •](https://chrome-stats.com/d/id1555214809) — 4.20 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/id1104790987)