Basic	Astro Society Edition	Pro
Price	Free	Free	$2.99 USD / Month
Forecast Data
Ensemble Cloud Forecast with hourly updates	❌	✅	✅
RDPS forecast model	✅	✅	✅
Enhanced Transparency	✅	✅	✅
Sun/Moon rise and set, ISS flyover, KP Index	✅	✅	✅
ISS Reminders	❌	✅	✅
Map
Core Map overlays	✅	✅	✅
Smoke Data	✅	✅	✅
Extended Cloud layer	❌	✅	✅
Ensemble Cloud layer	❌	✅	✅
Favorite Locations
Community location sharing	✅	✅	✅
Favorites	5	Unlimited	Unlimited
Signatures	❌	✅	✅
Weather Alerts	❌	✅	✅
Astronomical Clock
Comet Tracking	❌	✅	✅
Ads/Sponsor
Ad/Sponsor Free Experience	❌	❌	✅
Astrospheric API
API Access	❌	❌	✅