Limelight vs AstroHelm

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

Limelight compared with AstroHelm
Detail	Limelight	AstroHelm
What it does	Movie and TV tracker app for discovering what to watch and where it's streaming	Plate solving and push-to telescope navigation for smartphones
Stage	Startup	Not given
Founded	2025	Not given
Based in	US	US
Pricing model	Freemium	Freemium
Pricing	Free to download. Limelight+ is $4.99 a month, or $24.99 a year with a 7-day free trial.	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
Key features	Search movies and TV shows by title, actor, or director See streaming availability and pricing in your country Watchlist, Seen List, and Rated List with cross-device sync Ratings from Rotten Tomatoes, IMDb, Metacritic, and TMDB Personalized Just For You recommendations feed Release notifications for theaters and streaming services with Limelight+ SceneSnap AI scene recognition to identify movies from video clips Streaming Top 10 charts for 107 countries Book adaptation discovery Custom lists with pinning and hiding	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
What makes it different	All-in-one app combining search, streaming availability, tracking, ratings, and recommendations without ads SceneSnap AI scene recognition feature not available in competitors Privacy-focused with no ads and no data tracking or selling Native Swift and SwiftUI app built for Apple devices Truly independent developer with no company behind it	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
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)	36 no change since last check	5 no change since last check
Trust Flow (Majestic)	18	7
Citation Flow (Majestic)	28	28
Referring domains (Majestic)	95	65

6 details filled in for both companies.

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