Koyash16 - Sunny 16 Calculator A simple, clean calculator for the classic Sunny 16 photography rule. Whether you're shooting film or learning exposure fundamentals, Koyash16 helps you determine camera settings based on lighting conditions. Tap a condition tile to see the recommended aperture or shutter speed. Perfect for understanding light. FEATURES: β’ Nine lighting conditions from snow to twilight β’ Switch between aperture and shutter priority β’ Adjustable stop scales (full, 1/2, and 1/3 stops) β’ Exposure compensation and ND filter support β’ Clean, single-screen interface A straightforward tool for photographers who want to understand the relationship between light and camera settings. No complexity, just the essentials.