AstroFITS

by yong chong loh · Photo & Video · Free

On the App Store since December 2025 · Data updated 2026-10-13

App Store

AstroFITS is made and published by yong chong loh. AppBrain is an independent app data site and isn't affiliated with yong chong loh. The app name, icon, screenshots and description belong to yong chong loh and are shown as published on the App Store.

AppBrain's verdict

Rating on App Store: 2.00; 1 ratings
Last updated: August 3, 2026
Size: 60.8 MB

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Store listing

By yong chong loh, from the App Store

Screenshots by yong chong loh, from the the App Store listing

Description by yong chong loh Written by the developer, not by AppBrain. Click to read.

A simple app to open FITS file in iOS quickly using GPU. It has an auto-stretch feature. And works on FITS file with RGB or gray color. It handles BITPIX of 8,16,32,-32 and -64. It is designed and tested for Seetar FITS file. It takes about 2 seconds to open and automatically stretch a 50mb FITS file. Sample links are provided below. Enjoy!

Use:
1. Download your FITS file to your phone File directory.
2. Tap Image icon on the first top left.
3. Select your FITS file.
4. It will auto stretch.
5. Adjust the image level.
6. Adjust the image curve.
7. Tap the second top icon to save image to Photo.

If you encounter an issue, please email to ustrainsit74@gmail.com with your FITS file as attachment.

Sample:
Below are some FITS files for download.
- https://drive.google.com/file/d/1Li8f1QH1u1R6U8RKZZ0kwW9LZ4cHCaXz/view?usp=share_link
- https://drive.google.com/file/d/1MVuW1oa7qAjbfdl_iGUI-q7knE2ij67v/view?usp=share_link
- https://drive.google.com/file/d/1TE70gdDK3XmLx9-iB43I-uh6INq8FCaO/view?usp=share_link

Privacy policy and term of use (EULA) is at https://deepskycolor.blogspot.com/2018/12/privacy-policy-for-deep-sky-color-app.html

Official page on the App Store

Safety and technology

Found in the app by AppBrain

Price: Free
App size: 60.8 MB
Content rating: Everyone

Technologies used by AstroFITS

Releases

Updates seen on the App Store

Version: 1.5
Launched: December 2025

No changelog data

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About the app and developer

About AstroFITS

AstroFITS is a photo & video app developed by yong chong loh.

User Ratings

AstroFITS is rated 2.00 out of 5 stars. The rating is based on one rating ratings.

App Information

AstroFITS is freely available from the App Store. The app size is 60.79 MB. The latest version available is 1.5. The last update was on August 3, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since December 2025.

Developer information for yong chong loh

yong chong loh

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