AstroHelm vs SwipePhotos

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 SwipePhotos
Detail	AstroHelm	SwipePhotos
What it does	Plate solving and push-to telescope navigation for smartphones	Get your best memories back by swiping through photos on iPhone, iPad, or Mac
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	DE
Pricing model	Freemium	Paid
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	Weekly: €7.99/week; Yearly: €33.49/year (approximately €2.79/month); Lifetime: €66.99 once. All plans include full app access on iPhone, iPad, and Mac. Prices shown in local App Store currency.
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	Swipe interface to keep or delete photos Smart decks grouping similar photos and duplicates Undo up to 20 recent decisions 30-day recovery window in Recently Deleted Native Mac app with keyboard shortcuts Haptic feedback tuned for iPhone Cross-device sync via Apple ID
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	Everything happens locally on your device with no uploads or cloud storage One purchase covers iPhone, iPad, and Mac Simple swipe interface makes cleanup fast and intuitive Photos remain recoverable for 30 days after deletion Groups similar shots in a single grid for efficient batch management
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	7 no change since last check
Trust Flow (Majestic)	7	4
Citation Flow (Majestic)	28	19
Referring domains (Majestic)	65	8

6 details filled in for both companies.

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