ASGuide vs AstroPhoto LTE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
AstroPhoto LTE
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Discover the cosmos, one day at a time. AstroPhoto LTE brings you NASA's Astronomy Picture of the Day (APOD) in a clean, beautiful app. Every day features a different image or video of our universe, from distant galaxies and glowing nebulae to planets, comets, auroras and the night sky above Earth, each with a short explanation written by a professional astronomer.
Screenshots
Verdict
The clearest difference is update cadence: ASGuide at every 4 months against AstroPhoto LTE's every 36 months. AstroPhoto LTE's advantage is iOS requirement (16.2 vs 18.0). On price, ads, in-app purchases and device support 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 ships an update every 4 months, AstroPhoto LTE every 36 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | ASGuide | AstroPhoto LTE |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 4 months — better | Every 36 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.0 | 16.2 — better |
| Further details — not scored | ||
| Size | 33 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Philip Perez | Taylan Atasoy |
In-app purchases
ASGuide
No in-app purchases
AstroPhoto LTE
No in-app purchases
