500+ Free
Online Tools
Browse all 500+ free online tools at Toolimi. Text converters, image editors, base64 encoders, math calculators & more. No signup, works 100% in your browser. Find the perfect tool now!
Code Highlighter Language Javascript
Free code highlighter with auto language detection, line numbers, copy button, light/dark themes. Zero dependencies. Works with React,…
Case Converter
Use our free case converter to instantly change text case online. Convert to uppercase, lowercase, title case, or…
URI Escape
URI Escape: Escape special characters for safe use in URIs online. Free URI escape tool — converts symbols…
JSON Minifier
Format, beautify, and validate JSON online for free. Prettify minified JSON with proper indentation and syntax highlighting instantly…
JSON Formatter
Prettify and validate raw JSON with proper indentation.
Lorem Ipsum Generator
SEO Description: Generate Lorem Ipsum placeholder text instantly online. Choose word count, paragraph count, or sentence count. Free…
UUID Generator
Generate random UUID v4 identifiers instantly online. Bulk generate multiple UUIDs at once — free, cryptographically random, and…
Round Number
Round any decimal to the nearest whole number
Floor Function
Round a decimal number down to the nearest integer
Ceiling Function
Round a decimal number up to the nearest integer.
Absolute Value
Get the absolute (positive) value of any number.
Tangent Calculator
Calculate the tangent of any angle in radians.
Cosine Calculator
Calculate the cosine of any angle in radians.
Sine Calculator
Calculate the sine of any angle in radians.
Natural Log (Ln)
Calculate the natural logarithm (ln) of any number.
Log2 Calculator
Calculate the base-2 logarithm of a number.
Log10 Calculator
Calculate the base-10 logarithm of a number.
Factorial Calculator
Calculate n! factorial for any positive integer.
Square Root
Calculate the square root of any number.
Cube Calculator
Calculate the cube (x3) of any number.
Square Calculator
Calculate the square (x2) of any number instantly.
CSV to JSON
Convert CSV data into structured JSON format.
JWT Decoder
Decode and inspect JWT token payloads instantly.
Octal Encoder
Encode text to octal (base-8) notation.
