Age by Serial Number vs Football Formation Builder

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 Football Formation Builder
Detail	Age by Serial Number	Football Formation Builder
What it does	Find how old a water heater, furnace or air conditioner is from its serial number	Create starting XI graphics, Dream XI teams, and match predictions online
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Free
Pricing	Not given	Not given
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	Multiple football formations including 4-3-3, 4-4-2, 4-2-3-1, 3-5-2, 5-3-2, 4-1-4-1, and 3-4-3 Add player names and shirt numbers to each position Customize team colors and jersey colors Download lineup as PNG image Drag player badges to adjust positions and fine-tune formation shape Browser-based tool with no account or sign-up required Optional local saving of lineups on device Share lineup text functionality Assign captain status to players
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 design software or graphic design experience required to create professional-looking lineups Free and runs directly in browser with no account needed Draggable player badges for custom tactical positioning Multiple lineup types for different uses: casual dream XI or serious match predictions Download clean pitch images optimized for social media sharing
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	1	3
Citation Flow (Majestic)	17	7
Referring domains (Majestic)	4	8

4 details filled in for both companies.

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