Astro Background Extractor

Supported Formats

Import: TIFF, FITS, DNG (RAW), PNG, JPEG
Export: TIFF (16-bit), PNG, JPEG
Full 16-bit HDR support.

Intelligent Background Extraction

Advanced detection + luminosity analysis for removing sky glow without damaging stars and nebulae.

Opacity Control

Real-time 0–100% slider to balance detail preservation and background reduction.

HLVG & White Balance

Protects highlights/shadows, removes color casts, and restores natural tones.

Auto-Stretch

Automatic histogram stretching for instant contrast optimization on linear images.

Interface & Usability

Smooth zoom & pan, mouse wheel, before/after, drag & drop import, instant preview.

Amateur Astrophotographers

Simplifies post-production and delivers clean, natural results quickly.

Professional Astrophotographers

Precision controls and high-fidelity processing for top-tier quality.

Astronomy Enthusiasts

Improve deep-sky photos without complex workflows or prior expertise.

Night Photography Lovers

Remove light pollution and reveal the true sky in your landscapes.

macOS

Architecture: Apple Silicon (M1–M4) ARM64
Minimum: macOS 11 Big Sur
Recommended: macOS 13 Ventura or later
Installer: DMG (drag & drop)
Size: ~104 MB (DMG), ~267 MB installed
Code signing: Ad-hoc (first-launch permission)

Windows

Architecture: x64 Intel/AMD
Minimum: Windows 10 (64-bit)
Recommended: Windows 11 22H2+
Installer: NSIS (.exe)
Size: ~120 MB installer, ~300 MB installed
Dependencies: Visual C++ Runtime (included)
Install: Standard wizard + Start Menu shortcuts

Astro Background Extractor

Single Purchase
€29
One License Key
Three Devices

One-time purchase with perpetual license.

Yearly Subscription

Unlimited Downloads
€129
per year

Access to Astro Background Extractor, Fusion Studio, all plugins, AI tools, 5 extra license keys, and Astro Panel 2026 updates.