SlideSnap
Non-destructive, batch processing for film negatives and slides
1 Add images (drag or ⌘O) → 2 Select → 3 Process → 4 Export (⌘E)

Processing

S Negative mode
A Auto white balance
D Smart tone
C Auto crop
F Black & white
G Dust removal

Viewing

Space Toggle preview
Y hold — Show original
Z hold — Magnifier

Transform

Q W Rotate
E Mirror
X Clear crop
Help → Keyboard Shortcuts for complete list