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Changelog

See what is new in Screen Ruler Online. Release history, new features, bug fixes, and improvements.

v2.1

April 23, 2026

Device Specs Database + SEO Overhaul

  • NewDevice Specs Database — verified screen specifications for 69+ devices (iPhone, Samsung Galaxy, Google Pixel, iPad, Mac mini, MacBook Air, and more) with filter by brand, OS, release year, type, and screen size
  • NewPer-device spec detail pages with "What these specs mean" explainer and 3-question FAQ covering PPI, release date, and operating system
  • NewPer-tool social preview images for Spinner, Protractor, and Device Specs Database (previously all tools shared a generic ruler preview)
  • ImprovedVisible breadcrumb navigation added to Spinner and Protractor pages (now matches the breadcrumb structured data)
  • ImprovedSSR content moved above the fold on Spinner and Protractor — faster LCP and real text for crawlers before the interactive tool loads
  • ImprovedDynamic cross-tool navigation — all four tools (Ruler, Protractor, Spinner, Device Specs) now link to each other automatically
  • ImprovedMeta titles and descriptions rewritten with better keyword coverage (picker wheel, wheel of names, 0–360° digital protractor, Screen Size & PPI)
  • ImprovedStructured data expanded — FAQPage + HowTo + CollectionPage + BreadcrumbList on Device Specs index; FAQPage on all 69 detail pages
  • ImprovedDevice spec H1 expanded from "{device} Specs" to "{device} — Screen Size, Resolution & PPI" for stronger keyword relevance
  • ImprovedDevice Specs intro expanded to list specific brands covered (iPhone 17, Galaxy S25, Pixel 10, iPad Pro M4, MacBook Air) for entity-level SEO
  • Improvedllms.txt and llms-full.txt updated for AI crawlers (ChatGPT, Claude, Perplexity) to list all four tools
  • ImprovedBlog pillar guides now link to the Device Specs Database (7 languages × 2 guides)
  • FixedHeading hierarchy on Spinner/Protractor — SSR now provides a single H1, eliminating hydration-time duplicate H1 from client-side component
  • FixedDevice spec detail pages previously had ~140 words of visible text (thin-content risk); now ~340 words with contextual and FAQ sections

v2.0

April 2026

Multi-Tool Platform

  • NewOnline Protractor — measure angles from 0° to 360° with dual-ray dragging
  • NewRandom Spinner Wheel — customizable spinner for making random decisions
  • NewGlobal navigation header across all pages
  • NewNew landing page with tool directory
  • NewFAQ page with 25+ categorized questions
  • NewThis changelog page
  • ImprovedRuler moved to dedicated /ruler path
  • ImprovedSchema markup restructured for multi-tool architecture

v1.5

February – March 2026

Content & SEO Expansion

  • NewBlog system with 22 articles in English
  • NewBlog translations to 8 languages (175 total posts)
  • New4 competitor comparison articles (vs iRuler, PiliApp, Ruler.onl)
  • NewGEO optimization — llms.txt and llms-full.txt for AI crawlers
  • ImprovedSitemap optimized from 1,700 to 510 pages (tiered strategy)
  • ImprovedAll programmatic SEO page metadata translated
  • FixedI18nProvider SSR rendering (was returning null, breaking all SSR output)
  • FixedCanonical/hreflang inheritance bug from root layout

v1.0

January 2026

Initial Release

  • NewAccurate on-screen ruler with cm, mm, and inch units
  • NewAuto device detection for 50+ devices (iPhone, Samsung, iPad, Xiaomi, etc.)
  • NewCalibration system with 7 reference objects (credit card, coins, A4 paper)
  • New20 language support with full translations
  • NewDark mode support
  • NewFullscreen measuring mode
  • NewCalibration data persistence (30-day localStorage cache)
  • NewDevice-specific ruler pages with specs and PPI information