AstroShader 4+

Astrophotography and night sky

George Cherry

    • 4.3 • 31 Ratings
    • Free

iPhone Screenshots

Description

AstroShader is an astrophotography app for capturing, stacking and editing. All you need is a stand, tripod, telescope or rock (to lean your phone on).

AstroShader functions differently to traditional astrophotography workflows by aligning and stacking live during the image capture process. No need to transfer images to a computer to align and stack them separately.

To take an image follow these steps:
• Use a stand, tripod, telescope mount (or lean your iPhone on a rock).
• Zoom in on stars and set focus manually.
• Set the exposure time, ISO and white balance.
• Set the number of exposures to be automatically aligned and stacked.
• Calibrate your images from the edit tools.
• After the capture is complete you can edit and save your image—including as 16bit TIFF.
• You can open images directly to use the edit tools in AstroShader - rather following a new image capture.

Image capture options include:
• Number of exposures to be aligned and stacked
• Exposure time
• ISO
• White balance
• Camera type
• Countdown timer
• Manual focus
• Pause the capture to reposition iPhone or telescope

Edit options include:
• Background extraction
• x5 Histogram curves for fine tonal adjustment
• x3 sharpen layers each with radius and intensity with layer blending rather than chaining
• Brightness (low light enhancement)
• Saturation
• Black point
• Temperature
• Tint
• Save format options; HEIF, PNG, JPEG, TIFF

What’s New

Version 1.0.15

- Finalize captures early (for when the clouds roll in)
- Reposition image highlighting tuned for dimmer targets
- Alignment improvements
- Layout fixes for older devices

Ratings and Reviews

4.3 out of 5
31 Ratings

31 Ratings

Official Monkey Business ,

Awesome app – for free! Just one request.

This is a great app! It offers so many features that even some paid apps don’t have. I love how you can chose the exposure length (longer than thirty seconds, which is the max some other apps offer) and also have it take multiple of those exposures. Lets say 30 ten second exposures. It also automatically stacks the images and lines them up. Afterwards you are able to edit it. I do have one request though: Is it possible to have a setting to turn off the alignment function? I would like to take around an hours worth of images while aiming at Polaris to get a star trails effect. Other than that, this app is awesome. Thanks you!

The Science Golfer ,

This is crazy good! For free! 🌌

I am usually not one to review any apps, but this app deserves a good one. I got this app thinking: “well hopefully I can capture a few stars long exposure through my 4 inch telescope, maybe see down to 10th magnitude if I’m lucky.”

Well, it took a little bit of time and patience, but I just recently took a series of 70 ten-second exposures of the Pleiades cluster through the telescope - and by golly - there were so many stars. In fact, I found that the limiting magnitude of the stars in the image was a stunning magnitude 14.0 - twenty times fainter than I can see with my eyes through the eyepiece. The fact that this app is free and you can still do all this is amazing. It is a must have for any serious astrophotographer.

informal_coconut ,

great app with a few bugs

the app is simple and straightforward. the ui is easy to navigate and it shows you the important stuff without obstructing the viewfinder. the first few tries have worked extremely well on my 14PM, with andromeda galaxy visible in a bortle 6 area, but recently, the images have become blurry and low res. the first attempt got me 12MP but now i get a resolution of some 192x256, which isnt even 1MP. it happened when i turned on pixel binning and left the phone outside for about 10 mins in subzero (34F) temperatures. pls fix this since im really looking forward to seeing this app succeed

App Privacy

The developer, George Cherry, 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.

Privacy practices may vary, for example, based on the features you use or your age. Learn More

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