Photography tools

Photo tools

Aspect ratio
Image W x H → aspect ratio

Megapixel calculator
Image W x H → megapixels

Image filesizes
Image W x H → bytes

Megapixel Aspects
See megapixels in different aspect ratios

DPI calculator
Print W x H and dpi → megapixels

Composition calc
Focal length, subject distance, crop factor → image composition

Depth-of-Field
Aperture, focal length, subject distance, crop → depth-of-field

Light calculator (EV)
Aperture, shutter time, ISO → Exposure Value