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Online Ruler vs Utilvo

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Online Ruler compared with Utilvo
DetailOnline Ruler logo Online RulerUtilvo logo Utilvo
What it doesMeasure anything on your screen with pixel-perfect accuracy Browser-native tools for PDF, images, OCR, and calculations—100% client-side, no uploads, no signup
StageNot given Startup
FoundedNot given 2024
Based inNot given US
Pricing modelFree Free
PricingNot given Not given
Key features
  • Smart Auto-Detect identifies your device from a database of 100+ profiles
  • Three calibration methods: auto-detect, screen diagonal, and credit card
  • Place rulers on any edge of the screen in any combination
  • Click-to-measure distances in any direction
  • Live cursor position tracking
  • Dark mode with automatic system preference detection
  • Support for four measurement units: cm, mm, inches, and pixels
  • 1,600+ browser-based tools
  • PDF editing and conversion
  • OCR in 100+ languages
  • Image processing and compression
  • QR code and barcode generation
  • Document templates: resumes, invoices, certificates
  • Zero watermarks on output files
What makes it different
  • No installation required—runs entirely in your web browser
  • Achieves near pixel-perfect accuracy typically within 0.5mm for well-calibrated screens
  • Completely free with no ads, account, or limitations
  • Calibration saved locally so no need to recalibrate on each visit
  • Works on tablets and mobile devices with touchscreen support
  • All files stay on your device—zero server uploads, guaranteed ephemeral data
  • No account creation, registration, or paywall required
  • Professional output with no watermarks, free for commercial use
  • Sub-second performance via WebAssembly and local execution
  • 1,600+ tools with continuous updates based on user feedback
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last check7 no change since last check
Trust Flow (Majestic)04
Citation Flow (Majestic)1726
Referring domains (Majestic)417

4 details filled in for both companies.

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