Stop staring at raw FITS files. Instantly visualize, sort, and clean your astrophotography data before you even open your heavy processing suite.
Get that early dopamine hit. See if your session was worth it before committing hours to processing.
Automatically scans folders and generates contrast-stretched JPG previews. Spot satellite trails, star trails, or blur in seconds without opening heavy software.
Automatically filters for bad stars, star trails, and clouds.
Displays background quality and star counts per image. Make informed decisions on which frames to keep based on hard data, not just a quick glance.
Quickly identify bad frames and move them to a dedicated bad_images subfolder with a single click. Keep your workspace pristine.
Get an early dopamine hit! It creates a rough stack and stretch of your data so you can see if the session was worth it before you commit to hours of processing.
All temporary JPG previews can be auto-deleted on exit. No clutter, no permanent footprint on your drive unless you want it there.
Optimized for Windows 11. Choose the tier that fits your rig.
Your safety is a priority. The build fast_fits_viewer_v12 has been scanned by Microsoft Security Intelligence with zero threats detected (Cloud & Client protection active).
Born as a weekend project using Google Antigravity. Proof that modern coding is about flow and creativity, not just syntax.