Output size
Pixels
Aspect ratio
px
px
Every image is resized to these exact dimensions.
Landscape
Vertical
:
16:9
4:3
1:1
3:2
Each image keeps its own resolution and is shaped to this ratio.
Format
85
Resize behavior
Lock Ratio
Black Bars
Crop to Fit
Stretch
Output may be smaller than the target if the source is smaller and upscaling is off.
100%
Advanced
Set a prefix and files become
prefix_001.jpg, prefix_002.jpg, … Blank keeps each file's original name with the new extension.
workers
Images
Drop images to begin.
0 selected
0 done
0 errors
0 in → 0 out
Add images to see a live preview. Settings you change here apply to the whole batch.