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Free Text Symbols vs Age by Serial Number

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

Free Text Symbols compared with Age by Serial Number
DetailFree Text Symbols logo Free Text SymbolsAge by Serial Number logo Age by Serial Number
What it doesFree Unicode library of text symbols, emoji, and fancy letters for copy and paste Find how old a water heater, furnace or air conditioner is from its serial number
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Free
PricingNot given Not given
Key features
  • Search by name, keyword, or Unicode code point
  • One-click copy to clipboard
  • Symbol pad to build custom lines of text
  • Star favorites and view recently copied symbols
  • Download symbols as PNG from 64px to 1024px
  • View Unicode name, HTML entity, and CSS escape codes
  • 22 organized symbol categories
  • Local browser storage for favorites and settings
  • No account, signup, or paywall required
  • Works without installation on any device
  • 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
What makes it different
  • Free with no signup or paywall required
  • Real Unicode text that pastes into any platform
  • All data stored locally in browser without server uploads
  • 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
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)3 no change since last check1 no change since last check
Trust Flow (Majestic)31
Citation Flow (Majestic)2617
Referring domains (Majestic)274

4 details filled in for both companies.

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