Crop Factor Calculator - Calculate crop factor, 35mm equivalent focal length, angle of view, field of view, and equivalent aperture for full frame, APS-C, Micro Four Thirds, medium format, cinema, and custom sensor sizes. New

Depth of Field (DoF) Calculator - Calculate depth of field (DoF), hyperfocal distance, near/far focus limits, and circle of confusion for any camera and lens combination. Features interactive visualization, real-time aperture comparison, and comprehensive photography calculations.

Exposure Triangle Calculator - Balance ISO, aperture (f-stop), and shutter speed with equivalent exposure settings. Change one exposure triangle value and see the matching settings that preserve the same EV. New

Golden Hour / Blue Hour Calculator - Calculate exact golden hour and blue hour times for any location and date. Get optimal photography lighting windows with stunning visual timeline, sun position animations, and detailed shooting recommendations for photographers.

Megapixel to Print Size Calculator - Calculate the maximum print size from a camera megapixel count, aspect ratio, and DPI. See pixel dimensions, quality grades for standard print sizes (4x6 to 24x36), and viewing-distance recommendations. New

Photo File Size Estimator - Estimate the file size of a photo in JPEG, RAW, TIFF, HEIC, and PNG formats from megapixels, bit depth, and quality. See exactly how many photos fit on your SD card, SSD, or hard drive. New