All Tools
Browse our complete collection of 161 free online calculators and tools
Showing 85 - 96 of 161 tools
Quiz Score Calculator
Calculate your quiz or test score percentage and letter grade
Scientific Notation Converter
Convert between decimal and scientific notation
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal
Fraction Calculator
Add, subtract, multiply, and divide fractions
Data Storage Converter
Convert between bytes, KB, MB, GB, TB, and more
Productivity Score Calculator
Measure your daily productivity score based on task completion
Length Converter
Convert between meters, feet, inches, and more
Energy Converter
Convert between joules, calories, kWh, BTU, and more
Lorem Ipsum Generator
Generate lorem ipsum placeholder text
Pressure Converter
Convert between pascals, bar, psi, atm, and more
UUID Generator
Generate random UUID v4 identifiers
Text Case Converter
Convert text to UPPER, lower, Title, or Sentence case