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Age by Serial Number vs MyWiFiQR

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

Age by Serial Number compared with MyWiFiQR
DetailAge by Serial Number logo Age by Serial NumberMyWiFiQR logo MyWiFiQR
What it doesFind how old a water heater, furnace or air conditioner is from its serial number Free static QR code generator for WiFi, links, vCards, and menus – no signup required
StageNot given Startup
FoundedNot given 2026
Based inNot given Not given
Pricing modelFree Free
PricingNot given Completely free. No subscription, no paid tier, no watermark, no daily limits, no card required.
Key features
  • Water heater serial number decoders for Bradford White, A.O. Smith, State, American, Whirlpool, Rheem, Ruud, Lochinvar
  • Furnace and air conditioner decoders for Goodman, Amana, Lennox, Carrier, Trane, American Standard
  • Water heater and furnace error code lookups
  • Water heater sizing calculator for tank and tankless models
  • Rheem water heater status light meanings
  • Goodman furnace LED flash code reference
  • Rinnai V53De tankless water heater code lookup
  • Rheem tankless water heater code lookup
  • WiFi QR code generation with WPA, WPA2, WPA3, WEP and open network support
  • Customizable dot colors, shapes and background colors
  • Optional center logo placement with error correction
  • Works entirely in-browser with no uploads or storage
What makes it different
  • Independent reference not affiliated with or endorsed by any manufacturer
  • Distinguishes manufacture date from installation date and emphasizes condition and maintenance over age
  • Covers safety guidance including gas smell warnings and professional contractor recommendations
  • No account or signup required to generate codes
  • All code generation happens locally in the browser with nothing uploaded to servers
  • Codes are static and permanent – no expiry, no redirects, no tracking
  • Free forever with no watermark, export limits or subscription
  • Independent project with no venture funding or data business
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 check4 no change since last check
Trust Flow (Majestic)12
Citation Flow (Majestic)1716
Referring domains (Majestic)47

4 details filled in for both companies.

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