Calculators
6 tools — all running locally in your browser.
Calculators
Aspect Ratio Calculator
Calculate the aspect ratio of any image or video, or scale dimensions while maintaining a fixed ratio.
Calculators
Binary Operations Calculator
Perform arithmetic on binary numbers (Add/Subtract/Multiply/Divide) with instant decimal/hex conversion.
Calculators
Password Entropy Calculator
Measure password strength using bit entropy to determine brute-force resistance.
Calculators
Random Number Generator
Generate numbers randomly with constraints.
Calculators
Between Dates Calculator
Calculate days, weeks, months etc. between two dates.
Calculators
Time Duration Calculator
Calculate the exact time difference between two dates and times with detailed breakdowns.