Calculates aspect ratios for images, videos, and containers. Enter width and height to get the simplified ratio (e.g., 16:9), or enter a ratio and one dimension to find the other. Shows common ratio presets (16:9, 4:3, 1:1, 21:9, etc.) for quick reference. Useful for responsive design, video production, and image cropping.
Enter dimensions or a ratio to calculate the missing value and find the simplified aspect ratio.
Convert between length, weight, temperature, volume, area, and more.
Format numbers with locale-specific separators, currency, and scientific notation.
Calculate percentages, percentage change, and percentage of a total.
Calculate the number of days, weeks, or months between two dates.
Calculate exact age from a date of birth to today or a specific date.
Calculate mean, median, mode, standard deviation, and more from a dataset.