Astro Stacker: Star Images
Stack Images, Reveal Stars
Free · Designed for iPad
Transform your night sky photos into stunning astrophotography! Stack multiple images to reduce noise and reveal hidden details in stars, planets, and deep space objects.
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!
The developer, Ahmed Al-Mahmud, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Ahmed Al-Mahmud
- Size
- 11.2 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2025 Spacesss Inc.