AstroEdit For Android Manual

This app was created to be easy to use.

This guide was written to be easy to understand.


--- Top Menu ---


Open:

Tap leftmost icon in the top menu and select an image to process. The image is automatically loaded into Starless, Star and Both(Combine Starless and Star) images. Tweak the Starless image, then the Star image and finally the Both image. 


Note: Long press the open icon to open FITS file.


Crop:

Tap to select an rectange. And tap again (Apply) to crop. 


Save your image:

Once you're happy with your edits, tap the down arrow box in the top menu. You will save a new version of the original image (which won’t be changed). 

Help:

This user guide. Tab Back button at top of screen to exist this guide. 


Image:

Starless Display image without stars.

Star Display stars only.

Both Combine Starless and Star images.



--- Bottom menu ---


Tweak: 

Saturate Enhance the color.

Temp Create a warmer or cooler look.

Tint Alter the tint.

Hue Change the image’s color.


Level:

Blackpoint Set the black point.

Midtones Set the midTones.

White Set the white point.


Curve:

P1 Set the "true black" level.

P2 Controls the darkest areas of your image.

P3 Adjusts the overall balance and "body" of the image.

P4 Controls the bright parts of the image.

P5 Sets the maximum brightness (pure white).


AI:

Star Make the stars smaller.

Noise Remove noise in the image.

Gradient Remove gradient in the image.

Satellite Remove the satellite trail. 

Note: AI tools always operate on original image.


Color:

RGB Bring out the color in the image.

Red Increase red component.

Green Increase green component.

Blue Increase blue component.


Workflow :

1. AI > Star : Make stars smaller.  

2. Starless > Tweak > Level.

3. Star > Tweak > Level.

4. Both > Tweak > Level.


Gesture :

- 2 finger zoom.

- 1 finger drag.

- 1 finger long press to show original image.

- Double tap to reset image. 


Supports:

ustransit74@gmail.com


Coming Soon:

- Yearly subscription price will increase to $4.99 in April 2026




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