Aspect Ratio Calculator
Calculate and convert aspect ratios for images, videos, and screens — find missing dimensions instantly
Common presets
Aspect Ratio
16:9
Decimal Ratio
1.7778
Orientation
Landscape
16:9 — Standard HD/widescreen (YouTube, TV, monitors)
4:3 — Classic screen / presentation format
9:16 — Mobile / vertical video (Instagram Reels, TikTok)
4:5 — Instagram portrait posts
Tiếp tục khám phá
Công cụ Máy tính khác bạn có thể thích…
Percentage Calculator
Calculate percentages, tip amounts, and percentage changes with precision
Scientific Calculator
Advanced multi-functional calculator with trigonometric, logarithmic, and exponential functions
Statistics Calculator
Calculate mean, median, mode, standard deviation, and variance for sets of data
Fraction Calculator
Add, subtract, multiply, and divide fractions, and simplify them to lowest terms
Age Calculator
Calculate your exact age in years, months, weeks, days, and even minutes
GPA & Grade Calculator
Track your academic performance with weighted GPA and semester grade estimates
IP Subnet Calculator
Compute network ranges, broadcast addresses, and CIDR masks for IPv4 networking
BMI & BMR Calculator
Calculate your Body Mass Index (BMI) and Basal Metabolic Rate (BMR) with health insights