Randomly.online 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.

Randomly.online compared with Age by Serial Number
Detail	Randomly.online	Age by Serial Number
What it does	Free, private browser tools for images, PDFs, calculators, text, code, and random generators	Find how old a water heater, furnace or air conditioner is from its serial number
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	Image compression, conversion, resizing, and cropping PDF merging, splitting, and conversion tools Date and time calculators including age, timezone, and countdown Over 55 financial and practical calculators JSON formatter and developer utilities Mobile-first responsive design with no installation required Instant results with no waiting time	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	All tools run entirely in your browser with zero data uploaded to any server Completely free with no accounts, signups, or hidden fees required Lightning-fast processing using local device computing power instead of servers Related tools can share data via Send To buttons without copy-paste workflow	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 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 +1 (up) since last check	1 no change since last check
Trust Flow (Majestic)	0	1
Citation Flow (Majestic)	17	17
Referring domains (Majestic)	9	4

4 details filled in for both companies.

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