StarEdit vs Astro Stacker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StarEdit
Easily remove stars from your galaxy photos to make intuitive edits. Adjust star count, size, and saturation, then combine starless and star images for social media. This app uses AI for convenient mobile editing.
- Instantly remove stars from photos
- Adjust star count, size, and saturation
- Apply curve and color adjustments
- Combine starless and star images
- AI-powered mobile editing
- Edit target and sky in starless images
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A specialised app to instantly remove stars from your photo so that you can make intuitive changes to your galaxy. Then add back the stars. Besides applying curve and color to your galaxy/nebulae, you could also adjust the number of star, size of star and saturation of star. Then combine the starless and star into a single image for your social media post. Traditionally, user has to download and remove stars on a laptop. This app makes it convenient and easy to do it on the phone using AI. Workflow: 1) Starless > Curve > Color 2) Star > Curve > Color 3) Both > Curve > Color Additional editing for Target and Sky in the Starless image if device has 4G RAM or more. Note: - The app is designed for seestar image of resolution 1080 x 1920 pixels. Larger image will need longer time to load and remove stars. Requirement: - App works best with 4G RAM and above. If the device has less than 4G RAM, it will use lesser weights for AI and produce degraded image. - Image is optimised at 1920 x 1080 pixels. Support: Please write to ustransit74@gmail.com. If the app does not process the stars in your image correctly, please send me your original photo. I will add your photo to the next AI training. A new app update will then be release. Video tutorial is available at https://www.instagram.com/ycbsl
Astro Stacker
Transform your smartphone into a powerful astrophotography tool. This app uses advanced algorithms to combine multiple night sky photos, reducing noise and revealing hidden celestial details for professional-quality results.
- Advanced stacking algorithms (Average, Median, Maximum, Minimum)
- Intelligent and manual image alignment
- Real-time processing and progress tracking
- On-device processing, no cloud upload
- Export high-resolution stacked images
- Detailed processing insights and logs
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ASTRO STACKER - Professional Image Stacking for Astrophotography Turn your smartphone into a powerful astrophotography tool! Astro Stacker uses advanced image stacking algorithms to combine multiple photos of the night sky, dramatically reducing noise and revealing celestial details invisible to the naked eye. PERFECT FOR: - Amateur astronomers capturing the Milky Way - Astrophotography enthusiasts shooting deep space objects - Stargazers photographing planets and constellations - Night sky photographers wanting professional results KEY FEATURES: ADVANCED STACKING ALGORITHMS - Average Stacking - Reduce noise by averaging pixel values - Median Stacking - Remove satellites and airplane trails automatically - Maximum Stacking - Capture the brightest stars and details - Minimum Stacking - Eliminate hot pixels and artifacts INTELLIGENT ALIGNMENT - Feature Detection - Automatically align stars across images - Center of Mass - Perfect for tracking celestial objects - Manual alignment options for precise control - Handles slight camera movement between shots REAL-TIME PROCESSING - Live progress tracking with detailed logs - See exactly what's happening during processing - Parallel processing for maximum speed - Works entirely on-device - no cloud upload needed PROFESSIONAL RESULTS - Export high-resolution stacked images - Preserve original image quality - Compare before/after results - Share directly to social media or save to Photos PROCESSING INSIGHTS - View detailed processing logs - Track alignment accuracy - Monitor stacking progress in real-time - Understand how each image contributes HOW IT WORKS: 1. Take 5-15 photos of the same night sky scene (use a tripod for best results) 2. Import images from your photo library 3. Select your stacking method and alignment technique 4. Watch as Astro Stacker combines your images 5. Export your noise-free, detail-rich astrophoto TIPS FOR BEST RESULTS: - Use a tripod or stable surface - Take 8-15 images of the same scene - Keep exposure settings consistent - Focus on stars or your main subject - Shoot in RAW format if possible NO SUBSCRIPTION REQUIRED Pay once, stack unlimited images forever. All processing happens on your device - your photos never leave your phone. PRIVACY FIRST - No account required - No data collection - No cloud processing - Complete offline functionality Whether you're capturing the Andromeda Galaxy, the Orion Nebula, or simply want cleaner Milky Way shots, Astro Stacker gives you professional astrophotography results right on your iPhone. Download now and reveal the hidden universe in your night sky photos! Privacy Policy: https://www.spacesss.com/apps/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms & Conditions: https://www.spacesss.com/apps/terms-and-conditions
Screenshots
Verdict
The clearest difference is review sentiment: StarEdit at 60% against Astro Stacker's 0%. StarEdit also leads on rating (4.8 vs 1.0) and in-app purchases (none vs 3). On price, ratings volume, update cadence and ads 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. Astro Stacker sells 3 in-app purchases, starting at $12.99 per month. StarEdit asks for nothing beyond the download.
StarEdit holds the better App Store score, 4.8 against 1.0. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 60% of StarEdit's written reviews are positive against 0% of Astro Stacker's.
StarEdit ships an update every 3 weeks, Astro Stacker fortnightly. The most recent releases landed on September 7, 2026 and September 9, 2026 respectively.
| Parameter | StarEdit | Astro Stacker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) — better | 1.0 (4 ratings) |
| Positive reviews | 60.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 | 4 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 12 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | yong chong loh | Ahmed Al-Mahmud |
Customer experience
StarEdit
Astro Stacker
In-app purchases
StarEdit
No in-app purchases
Astro Stacker
- AstroStacker app$12.991 Month
- AstroStacker app$99.991 Year
- AstroStacker app$219.00









