AstroHelm vs Parky.ai

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

AstroHelm compared with Parky.ai
Detail	AstroHelm	Parky.ai
What it does	Plate solving and push-to telescope navigation for smartphones	Photograph parking signs to understand whether you can park
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	CA
Pricing model	Freemium	Free
Pricing	Free with optional one-time purchases: Plus $9.99 (Messier and Caldwell catalogs, Bayer or Flamsteed designated stars), Pro $29.99 (everything in Plus, NGC and IC catalogs, remote control, ASCOM Alpaca/INDI/LX200/Stellarium connections), Pro Beta pricing $24.99	Not given
Key features	Live plate solving with accuracy up to within 10 arcseconds Computes coordinates in less than a second Immune to magnetic field interference Works in light-polluted skies Complete offline operation Personalized guide to tonight's best targets Remote control between devices (iOS) Integration with Stellarium and SkySafari	Interprets parking signs in 85 languages Combines multiple overlapping parking rules Provides Yes, No, or Not sure answers with explanations Works worldwide with visible parking signs Analyzes sign context including arrows, dates, and times Does not retain uploaded photos Explains answers in user's preferred language
What makes it different	On-device plate solving eliminates compass and gyroscope drift and lags that traditional astronomy apps experience Sub-arcminute precision navigation that outperforms standard planetarium apps No subscription required, only optional one-time purchases Compatible with existing telescope and equipment without proprietary hardware lock-in	Combines multiple visible rules to determine parking eligibility in one answer Does not store photos after analysis for privacy
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)	5 no change since last check	21 no change since last check
Trust Flow (Majestic)	7	11
Citation Flow (Majestic)	28	24
Referring domains (Majestic)	65	54

5 details filled in for both companies.

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