DeviceCheckHub vs PlainAstro

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

DeviceCheckHub compared with PlainAstro
Detail	DeviceCheckHub	PlainAstro
What it does	Free online device tests and calculators that run in your browser with nothing to install or upload	Free birth chart calculator and astrology explained in plain words
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Free	Freemium
Pricing	Not given	Free birth chart calculator with no sign-up required. Full birth chart reading: $12. Personal 2027 astro calendar: $15.
Key features	Microphone testing with live input levels and recording Speaker and headphone testing with frequency sweeps Webcam testing with resolution and frame rate display Keyboard testing for dead, stuck and double-typing keys Mouse and controller testing with button and drift detection Typing speed and CPS measurement tools Date and time calculators with formatting options Number to words converter in multiple formats Privacy by design with no data sent to servers	Accurate planetary positions checked against Swiss Ephemeris within an arc-minute 34,000 birth places with historical time zones Big Three calculator for Sun, Moon and rising signs Rising sign calculator with planetary house system Saturn return calculator Black Moon Lilith calculator Nakshatra calculator for Vedic astrology 2027 sky forecast with Mercury retrograde and eclipse dates All 12 houses explanations Free weekly astrology email by Sun sign
What makes it different	No installation, account or data upload required Works on all devices and browsers without downloads Automated testing with 15,000+ checks before each release Complete privacy with all processing done on your device	No jargon or mystical fog Honest explanations without flattery Verified against Swiss Ephemeris for accuracy Everyday examples in plain language No sign-up required for basic calculator
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)	Not checked yet no change since last check	30 +4 (up) since last check
Trust Flow (Majestic)	0	1
Citation Flow (Majestic)	0	17
Referring domains (Majestic)	0	5

4 details filled in for both companies.

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