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Screen Size Checker vs Appliage

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

Screen Size Checker compared with Appliage
DetailScreen Size Checker logo Screen Size CheckerAppliage logo Appliage
What it doesInstant screen resolution and viewport size checker for developers and designers Free appliance age finder that decodes serial numbers to find manufacture dates
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFree Free
PricingNot given Not given
Key features
  • Screen Resolution Detection
  • Viewport Size Measurement
  • Device Pixel Ratio (DPR) Check
  • Operating System Detection
  • Browser Version Information
  • Touch Support Detection
  • User Agent String Display
  • Real-time Screen Analysis
  • Supports 81 appliance brands including HVAC, water heaters and boilers
  • Decodes using official manufacturer date code rules
  • Uses government energy records and certification directories
  • No signup required
  • Shows recall notices when available
  • Results labeled as Confirmed, Estimated, Candidates or No date
  • 390,732 models on file
What makes it different
  • Real-time detection of browser viewport, screen resolution and device specifications without installation
  • Helps developers create responsive websites that look great on all devices
  • Educational resources explaining CSS pixels versus physical measurements
  • Maintained as independent web tool kept fast, readable and useful
  • Independent research not affiliated with any appliance manufacturer
  • Uses multiple official sources including manufacturer documents and government databases
  • Model records help narrow down repeated year codes
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)23 no change since last check1 no change since last check
Trust Flow (Majestic)52
Citation Flow (Majestic)2513
Referring domains (Majestic)4412

4 details filled in for both companies.

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