2025-09-10 00:00:00 Keep your knives and tools in perfect shape with this sharpening app! The built-in angle finder helps you determine the sharpening angle precisely, and the angle calculator for manual stone sharpening makes the process even easier. Add your knives and other tools to the list, record the angle and date of your last sharpening, and always have your maintenance history at hand. Key Features: Angle Finder for precise sharpening settings