Stellarium Mobile - Star Map vs its rivals

Side-by-side comparison against Stellarium Mobile - Star Map's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

Night Sky
Nemesis
Core Identity
DeveloperNoctua Software LtdiCandi Apps Ltd.Vito Technology Inc.Terminal Eleven LLCDerk Vrijdag
CategoryEducationReferenceEducationEducationEducation
PlatformAndroid, iOSAndroid, iOSiOS, AndroidiOS, AndroidiOS, Android
Store Metrics
Rating4.8 / 54.7 / 54.7 / 54.5 / 54.1 / 5
Ratings Count35,790483,20466,64418,676160
PriceFreeFree$2.99FreeFree
Release DateApr 7, 2019Nov 1, 2011Aug 21, 2014Mar 4, 2011May 19, 2017
Last UpdatedFeb 22, 2026May 4, 2026May 12, 2026Sep 23, 2025Apr 7, 2026
Sentiment & Reviews
Sentiment-negativemixedmixed-
Score-35/10065/10055/100-
Praises-
  • Educational value regarding constellations and planetary positions keeps casual stargazers engaged during evening sessions
  • Educational depth regarding astronomical objects provides significant value for novice stargazers and hobbyists
  • Augmented reality features provide an accessible way for beginners to identify stars and planets
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Complaints-
  • Aggressive subscription prompts and paywalls for basic discovery features frustrate long-term users post-update
  • Inaccurate sky tracking and compass calibration issues prevent reliable identification of celestial objects
  • Inaccurate celestial positioning and compass drift cause frustration during stargazing sessions
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Requests-
  • Option to disable background music independently of system volume for a silent stargazing experience
  • Weather forecast integration for stargazing would provide practical utility for planning observation sessions
  • Improved offline functionality to ensure accurate star mapping without constant internet reliance
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Strategic Intel
Strengths
  • Scientific accuracy derived from open-source heritage sustains high user trust
  • Telescope control protocols create high switching costs for hobbyists
  • Minimalist UI reduces cognitive load for casual stargazers
  • AR-first UX leverages LiDAR for unique ceiling-removal immersion
  • Cross-device integration creates hardware-locked retention
  • 1.7 billion star database provides deep-space exploration depth
  • AR-driven interface lowers the barrier to entry for casual users
  • 3D model depth functions as a brand moat for educational utility
  • Offline functionality reduces switching costs for outdoor segments
  • AR interface lowers the barrier to entry for casual users
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Weaknesses
  • Premium tier lacks cross-platform notification parity
  • No wearable integration limits active outdoor engagement
  • Android-iOS rating gap suggests inconsistent performance
  • Premium tier at the top of the category median
  • Calibration errors reported in the latest update
  • 0.7★ rating gap on Android vs iOS
  • Compass calibration failures persist across devices
  • Monetization structure creates friction post-purchase
  • Persistent compass drift erodes core utility
  • 0.2-star rating gap between iOS and Android platforms
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Pricingfreemiumsubscriptionpaidfreemiumfreemium
Momentum-SteadyMaintenanceMaintenanceIntense
Update Cadence-5 versions, 1 majors/6mo, ~57d avg4 versions, 2 majors/6mo, ~28d avg2 versions, 1 majors/6mo, ~11d avg5 versions

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AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Stellarium Mobile - Star Map, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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