Photography Calculators

Browse 10 free photography tools. All tools are free, instant, and require no signup.

Exposure calculators, depth of field tools, print size calculators, and photography planning tools. Master the technical aspects of photography.

All Photography Tools

• AI Gear Haul Evaluator - AI-powered tool that input a location, weather, and planned shots. Calculates if lugging heavy, professional equipment is worth the physical effort compared to a minimalist, lightweight setup.
• Crop Factor Calculator - See the full-frame equivalent focal length of a lens on APS-C, Micro Four Thirds, or other sensor sizes
• Depth of Field Calculator - Calculate depth of field, hyperfocal distance, and near/far focus limits for any camera and lens combination.
• Exposure Triangle Calculator - Calculate equivalent exposures by adjusting aperture, shutter speed, and ISO. Find the perfect balance for your shot.
• Flash Guide Number Calculator - Calculate flash exposure using guide numbers. Find the correct aperture, distance, or required flash power for perfect flash photography.
• Hyperfocal Distance Calculator - Calculate the hyperfocal distance for maximum depth of field in landscape photography. Focus here to get everything sharp from half this distance to infinity.
• Megapixel Size Calculator - Calculate exact megapixels from pixel dimensions and crop impact
• Pixel Density (PPI) Calculator - Calculate the Pixels Per Inch (PPI) of a display based on resolution and diagonal size.
• Print Size Calculator - Find perfect print dimensions from megapixels at any resolution
• Timelapse Interval Calculator - Calculate the photo interval needed to turn a long event into a specific playback duration