Calculate your exact age in years, months, days, hours, and minutes. Find your zodiac sign, day of birth, and countdown to next birthday.
Calculate aspect ratios, scale dimensions proportionally, and find dimensions from any ratio. Perfect for video, image, and screen resolution calculations.
Calculate business days between dates or add/subtract working days. Supports US Federal holidays, custom holidays, and weekend configurations.
Calculate Linux file permissions (rwx) in both octal (755) and symbolic (-rwxr-xr-x) formats visually.
Calculate CPM (Cost Per Mille), CPC, CTR, and eCPM for advertising campaigns. Essential tool for marketers, publishers, and advertisers.
Calculate the duration between two dates or add/subtract time periods from a date. Count workdays, weekends, and total days.
Calculate sale prices, find discount percentages, determine original prices, and compute stacked/double discounts. Essential for shopping and retail.
Calculate percentages easily: find X% of Y, what percent X is of Y, percentage change, and increase/decrease by percentage.
Calculate IPv4 subnets, network masks, broadcast addresses, and host ranges from IP and CIDR.