DisplayMath vs CalcBloc

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

DisplayMath compared with CalcBloc
Detail	DisplayMath	CalcBloc
What it does	Free screen size calculator that compares TVs and monitors to scale	Free source-checked paycheck and tax calculators with every rate linked to official sources
Stage	Not given	Not given
Founded	Not given	Not given
Based in	RO	IN
Pricing model	Freemium	Free
Pricing	Free calculators; optional Planning Pack €9 one-time purchase	The calculators are free to use and do not require an account.
Key features	Side-by-side display comparison at true scale Calculate physical dimensions from resolution and diagonal Pixel density (PPI) calculations Field of view angle visualization Preset lists of monitors, TVs, laptops and phones Pixels per degree (PPD) calculator TV mounting height calculator Curved monitor radius support Optional Planning Pack PDF export	Paycheck and income tax calculators for US and 12 other countries Every rate linked to official tax agencies Calculations tested against official worked examples Source documentation with retrieval dates for every figure
What makes it different	Draws every display to scale for visual comparison instead of guessing Uses THX and pixel-per-degree references for viewing recommendations Augmented reality shows actual screen size on your wall Free to use with no account or signup required Independent with no manufacturer influence on calculations	Every rate is sourced from official tax agencies with links to original documents All figures are dated and checked for accuracy against official methods Transparent about gaps where data is not yet verified Covers 15 countries with a unified approach to transparency Plain English explanations alongside all calculators
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)	4	0
Citation Flow (Majestic)	24	0
Referring domains (Majestic)	18	0

6 details filled in for both companies.

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