Star Hoppers vs ASGuide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Star Hoppers
Explore the cosmos with interactive star charts, blending ancient Chinese and Western astronomy. Discover constellations through engaging audio stories and augmented reality.
- Interactive digital star chart
- Ancient Chinese and Western star charts
- Augmented Reality (AR) mode
- Bilingual audio recordings of constellation stories
- Astronomical event calendar
- Stargazing basics
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Star Hoppers won the “Smart Mobility (Smart Tourism) Certificate of Merit” in the “Hong Kong ICT Awards 2019”. Star Hoppers integrates the Chinese and Western star charts with information of astronomical events and related activities while telling the stories of constellations to you with its audio recordings. With its digital star chart, you will find that people from the ancient Chinese and Western cultures created different constellation and asterism system due to their different associations with the stars. The star chart has three different operation modes: the Virtual Reality (VR) mode simulates the star field according to the location and orientation data obtained from the device to help you identify celestial objects and constellations; the Augmented Reality (AR) mode marks the celestial objects, constellations and asterisms on your camera image in real-time by employing the augmented reality technology; the Manual (M) mode allows you to navigate the star chart at will. Tapping on any constellations, planets, the Sun, Moon or Three Enclosures and Twenty-eight Mansions, you can listen to the recorded stories of the constellations or celestial objects. Star Hoppers also introduces the basics of stargazing to promote the proper manner of stargazing as well as to help the novice to identify the constellations. You may also select the Calendar function to receive the latest information of various astronomical events and activities provided by the Hong Kong Space Museum. You may use the Share function with third party apps to invite your friends to join the activities and share the fun of stargazing with you! Features of the app: * Help users to learn and identify celestial objects and constellations with the realtime generated digital star chart at any locations in the world. * Display unique ancient Chinese star chart with the complete ancient Chinese asterism system including the Three Enclosures, twenty-eight lunar mansions and more. * Playback more than 200 bilingual audio recordings of basic information of celestial objects and asterisms in the Western and ancient Chinese cultures. * Employ augmented reality technology to label celestial objects and constellations on your screen instantaneously when you point the camera of your mobile device to the sky. * Provide the latest news on the coming Hong Kong Space Museum events such as astronomical films, lectures, stargazing activities etc. * Share astronomical events and activities information to your friends easily and invite them to join with you.
ASGuide
Explore the night sky with this astronomy companion. Discover planets, galaxies, nebulae, and more visible from your location. Generate custom viewing lists and preview celestial objects with an interactive sky atlas.
- Discover celestial objects visible from your location
- Generate custom viewing lists
- View detailed observation information
- Interactive sky atlas preview
- Dark mode for nighttime viewing
- Sunrise/sunset and moon phase dashboard
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Discover the wonders visible in your sky tonight. ASGuide (Astronomy Sky Guide) turns your location and observing time into a personal guide to the night sky. Discover visible planets, galaxies, nebulae, stars, star clusters, and galactic regions. Plan an observation, explore from home, or find your next celestial target. Find objects worth viewing and learn more about every discovery: - See what is visible from your location and when to observe it. View rise, transit, and set times. - Filter by magnitude, altitude above the horizon, constellation, object type, and more. - Search by common name, catalog number, constellation, object type, or detailed classification. - Browse the solar system and deep-sky categories. - Return quickly to recent searches and recently viewed objects. - See which planets are visible. - Save favorite objects for future viewing. - Use your current location or select any location on Earth. - Check sunrise, sunset, twilight, and night times. - Follow the current moon phase, illumination, moonrise, moonset, and the next new and full moons. - Open high-resolution imagery and explore objects with the interactive sky atlas. Customize the Home screen with the information that matters to you. Use the dark appearance for nighttime observations, or the standard iOS appearance. Your next night-sky discovery starts with ASGuide.
Screenshots
Verdict
The clearest difference is review sentiment: ASGuide at 100% against Star Hoppers's 50%. ASGuide also leads on update cadence (every 4 months vs every 26 months) and rating (4.8 vs 4.5). Star Hoppers's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ASGuide holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 4 and 9 respectively. Written reviews point the same way: 50% of Star Hoppers's written reviews are positive against 100% of ASGuide's.
Star Hoppers ships an update every 26 months, ASGuide every 4 months. The most recent releases landed on September 19, 2026 and September 1, 2026 respectively.
| Parameter | Star Hoppers | ASGuide |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (4 ratings) | 4.8 (9 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 | 9 — better |
| Update frequency | Every 26 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 101 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | HKSPM | Philip Perez |
Customer experience
Star Hoppers
ASGuide
In-app purchases
Star Hoppers
No in-app purchases
ASGuide
No in-app purchases









