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520+ Free Online Tools

Every Tool You Need, All in One Place

ToolNest is your all-in-one destination for free online utilities. Whether you need to convert a PDF, compress an image, format JSON, or calculate a loan — we have 700+ tools that work instantly in your browser with no sign-up required.

Popular Tools

PDF Tools

(24)View all

Image Tools

(56)View all

Image Compressor

Compress images to reduce file size

Image Tools

Image Resizer

Resize images to specific dimensions

Image Tools

Image Converter

Convert between image formats

Image Tools

Image Cropper

Crop images to custom dimensions

Image Tools

Image to Base64

Convert images to Base64 strings

Image Tools

Base64 to Image

Convert Base64 to image file

Image Tools

Flip & Rotate Image

Flip or rotate images

Image Tools

Grayscale Converter

Convert images to grayscale

Image Tools

Image Blur

Apply blur effect to images

Image Tools

Image Brightness

Adjust image brightness

Image Tools

Image Saturation

Adjust image saturation

Image Tools

Image Overlay

Add text overlay to images

Image Tools

Image Border

Add borders to images

Image Tools

Image Watermark

Add watermarks to images

Image Tools

Pixelate Image

Apply pixelation effect

Image Tools

Noise Effect

Add noise to images

Image Tools

EXIF Viewer

View image metadata

Image Tools

Favicon Generator

Create favicon from images

Image Tools

Meme Generator

Create memes with custom text

Image Tools

Whiteboard

Digital drawing whiteboard

Image Tools

Image to Sketch

Convert image to sketch effect

Image Tools

Image to Cartoon

Apply cartoon effect

Image Tools

Image Emboss

Apply emboss effect

Image Tools

Image Sharpen

Sharpen image details

Image Tools

Image Sepia Tone

Apply sepia tone effect

Image Tools

Image Vintage Filter

Apply vintage photo effect

Image Tools

Image Neon Glow

Apply neon glow effect

Image Tools

Image Duotone

Apply duotone color effect

Image Tools

Image Halftone

Apply halftone dot pattern

Image Tools

Image Posterize

Reduce colors in image

Image Tools

Image Solarize

Apply solarize effect

Image Tools

Image Vignette

Add vignette effect

Image Tools

Image Oil Painting

Apply oil painting effect

Image Tools

Image Pencil Drawing

Convert to pencil drawing

Image Tools

Image HDR Effect

Apply HDR enhancement

Image Tools

Collage Maker

Create collages from photos

Image Tools

Image Stitch

Stitch images together

Image Tools

Image Tiler

Create tiled patterns

Image Tools

Image Frame Adder

Add frames to images

Image Tools

Image Rounded Corners

Round image corners

Image Tools

Image Shadow Adder

Add drop shadows

Image Tools

Image to ASCII Art

Convert image to ASCII

Image Tools

Image to Pixel Art

Convert to pixel art

Image Tools

Transparent PNG Creator

Remove color for transparency

Image Tools

Replace Image Color

Replace colors in images

Image Tools

Dominant Color Extractor

Extract dominant colors

Image Tools

Image Histogram

View RGB histogram

Image Tools

Social Media Resizer

Resize for social platforms

Image Tools

Thumbnail Generator

Create YouTube thumbnails

Image Tools

GIF Maker

Create animated GIFs

Image Tools

Image Diff Viewer

Compare two images

Image Tools

Passport Photo Resizer

Resize for passport standards

Image Tools

EXIF Stripper

Remove image metadata

Image Tools

OG Image Generator

Create Open Graph images

Image Tools

Banner Generator

Create social media banners

Image Tools

Certificate Generator

Create certificates

Image Tools

Text Tools

(51)View all

Word Counter

Count words, characters, sentences

Text Tools

Case Converter

Convert text between cases

Text Tools

Lorem Ipsum Generator

Generate placeholder text

Text Tools

Find & Replace

Find and replace text

Text Tools

Text Diff

Compare two texts

Text Tools

Remove Duplicates

Remove duplicate lines

Text Tools

Text Sort

Sort text lines

Text Tools

Reverse Text

Reverse text characters or words

Text Tools

Remove Whitespace

Clean up extra whitespace

Text Tools

Text to Slug

Convert text to URL slugs

Text Tools

Text Encryption

Encrypt and decrypt text

Text Tools

Text to Speech

Convert text to audio

Text Tools

Speech to Text

Convert speech to text

Text Tools

Anagram Generator

Generate anagrams

Text Tools

Binary to Text

Convert binary to text

Text Tools

Text to Binary

Convert text to binary

Text Tools

Text to Morse Code

Convert text to Morse

Text Tools

Morse to Text

Convert Morse to text

Text Tools

NATO Phonetic Alphabet

Convert to NATO phonetic

Text Tools

Palindrome Checker

Check for palindromes

Text Tools

Pig Latin Converter

Convert to Pig Latin

Text Tools

Fancy Text Generator

Unicode styled text

Text Tools

Zalgo Text Generator

Create glitchy text

Text Tools

Text Truncator

Truncate with ellipsis

Text Tools

Sentence Counter

Count sentences in text

Text Tools

Reading Time Estimator

Estimate reading time

Text Tools

Readability Score

Flesch-Kincaid readability

Text Tools

Keyword Density Analyzer

Analyze keyword density

Text Tools

Text to Hashtags

Generate hashtags from text

Text Tools

Strip HTML Tags

Remove HTML from text

Text Tools

Remove Numbers

Strip numbers from text

Text Tools

Remove Punctuation

Strip punctuation

Text Tools

Extract Emails

Extract emails from text

Text Tools

Extract URLs

Extract URLs from text

Text Tools

Extract Phone Numbers

Extract phone numbers

Text Tools

Vowel Consonant Counter

Count vowels and consonants

Text Tools

Letter Frequency

Analyze letter frequency

Text Tools

Smart Title Case

Intelligent title casing

Text Tools

Shuffle Lines

Randomly shuffle text lines

Text Tools

Number Lines

Add line numbers

Text Tools

Prefix/Suffix Lines

Add prefix or suffix

Text Tools

Join Lines

Join lines into one

Text Tools

Split Text

Split by delimiter

Text Tools

Trim Lines

Trim whitespace from lines

Text Tools

Remove Blank Lines

Remove empty lines

Text Tools

Count Unique Words

Count unique words

Text Tools

Longest Word Finder

Find longest word

Text Tools

Most Frequent Word

Find most common word

Text Tools

Text to CSV

Convert text to CSV

Text Tools

Poetry Formatter

Format poetry text

Text Tools

Text to ASCII Art

Convert text to ASCII art

Text Tools

Developer Tools

(56)View all

JSON Formatter

Format and validate JSON

Developer Tools

HTML Minifier

Minify HTML code

Developer Tools

CSS Minifier

Minify CSS code

Developer Tools

JS Minifier

Minify JavaScript code

Developer Tools

XML Formatter

Format XML documents

Developer Tools

Markdown to HTML

Convert Markdown to HTML

Developer Tools

HTML to Markdown

Convert HTML to Markdown

Developer Tools

CSV to JSON

Convert CSV to JSON

Developer Tools

JSON to CSV

Convert JSON to CSV

Developer Tools

Regex Tester

Test regular expressions

Developer Tools

Cron Parser

Parse cron expressions

Developer Tools

JWT Decoder

Decode JWT tokens

Developer Tools

HTML Entity Encode

Encode HTML entities

Developer Tools

Meta Tag Generator

Generate HTML meta tags

Developer Tools

OG Image Preview

Preview Open Graph tags

Developer Tools

HTTP Status Codes

Reference for status codes

Developer Tools

User Agent Parser

Parse user agent strings

Developer Tools

GraphQL Formatter

Format GraphQL queries

Developer Tools

YAML to JSON

Convert YAML to JSON

Developer Tools

JSON to YAML

Convert JSON to YAML

Developer Tools

TOML to JSON

Convert TOML to JSON

Developer Tools

JSON to TOML

Convert JSON to TOML

Developer Tools

INI File Parser

Parse INI files

Developer Tools

ENV File Parser

Parse .env files

Developer Tools

.gitignore Generator

Generate gitignore files

Developer Tools

README Generator

Generate README.md files

Developer Tools

Changelog Generator

Create changelog templates

Developer Tools

Version Bumper

Semantic version bumper

Developer Tools

Package.json Validator

Validate package.json

Developer Tools

SQL Formatter

Format SQL queries

Developer Tools

SQL Minifier

Minify SQL queries

Developer Tools

NoSQL Query Builder

Build MongoDB queries

Developer Tools

HTTP Request Builder

Build HTTP requests

Developer Tools

Webhook Tester

Test webhook endpoints

Developer Tools

Mock Data Generator

Generate fake data

Developer Tools

JSON Schema Generator

Generate JSON schema

Developer Tools

JWT Encoder

Create JWT tokens

Developer Tools

HMAC Generator

Generate HMAC hashes

Developer Tools

Diff Viewer

Compare code side by side

Developer Tools

HTML Prettifier

Pretty-print HTML

Developer Tools

CSS Prettifier

Pretty-print CSS

Developer Tools

JS Prettifier

Pretty-print JavaScript

Developer Tools

Python Formatter

Format Python code

Developer Tools

Markdown Previewer

Preview Markdown

Developer Tools

Markdown Table Generator

Create Markdown tables

Developer Tools

HTML to Plain Text

Convert HTML to text

Developer Tools

Tailwind Class Sorter

Sort Tailwind classes

Developer Tools

CSS Specificity Calculator

Calculate specificity

Developer Tools

Media Query Tester

Test media queries

Developer Tools

Viewport Visualizer

Visualize viewport sizes

Developer Tools

Z-Index Visualizer

Manage z-index layers

Developer Tools

Font Pairing Suggester

Suggest font combinations

Developer Tools

SVG to JSX

Convert SVG to JSX

Developer Tools

SVG to Base64

Encode SVG as Base64

Developer Tools

SVG to CSS Background

SVG as CSS background

Developer Tools

ASCII Table Reference

ASCII character reference

Developer Tools

Converters

(11)View all

Security Tools

(14)View all

Miscellaneous

(13)View all

Audio Tools

(20)View all

Video Tools

(6)View all

Math & Science

(41)View all

Scientific Calculator

Advanced scientific calculator

Math & Science

Graphing Calculator

Plot mathematical functions

Math & Science

Matrix Calculator

Matrix operations

Math & Science

Vector Calculator

Vector calculations

Math & Science

Complex Number Calculator

Complex number math

Math & Science

Polynomial Root Finder

Find polynomial roots

Math & Science

Quadratic Equation Solver

Solve quadratic equations

Math & Science

System of Equations Solver

Solve systems of equations

Math & Science

Prime Number Checker

Check if number is prime

Math & Science

Prime Factorization

Find prime factors

Math & Science

GCD/LCM Calculator

Calculate GCD and LCM

Math & Science

Fibonacci Generator

Generate Fibonacci sequence

Math & Science

Number to Words

Convert numbers to words

Math & Science

Words to Number

Convert words to numbers

Math & Science

Words to Number Alt

Alternative word converter

Math & Science

Statistics Calculator

Mean, median, mode, std dev

Math & Science

Probability Calculator

Calculate probabilities

Math & Science

Combination/Permutation

Calculate nCr and nPr

Math & Science

Factorial Calculator

Calculate factorials

Math & Science

Modular Arithmetic

Modular math operations

Math & Science

Bitwise Calculator

Bitwise operations

Math & Science

Truth Table Generator

Generate truth tables

Math & Science

Logic Gate Simulator

Simulate logic gates

Math & Science

Boolean Simplifier

Simplify boolean expressions

Math & Science

Set Theory Calculator

Union, intersection, difference

Math & Science

Venn Diagram Generator

Create Venn diagrams

Math & Science

Trigonometry Calculator

Sin, cos, tan calculations

Math & Science

Logarithm Calculator

Calculate logarithms

Math & Science

Exponential Growth Calculator

Growth and decay

Math & Science

Compound Interest Calculator

Calculate compound interest

Math & Science

Present/Future Value

Calculate time value of money

Math & Science

Amortization Calculator

Loan amortization table

Math & Science

Break-Even Calculator

Break-even analysis

Math & Science

Percentage Change

Calculate percentage change

Math & Science

Ratio Calculator

Calculate ratios

Math & Science

Proportion Solver

Solve proportions

Math & Science

Significant Figures

Significant figures calculator

Math & Science

Scientific Notation

Convert scientific notation

Math & Science

Measurement Uncertainty

Calculate uncertainty

Math & Science

Periodic Table

Interactive periodic table

Math & Science

Molecular Weight

Calculate molecular weight

Math & Science

Finance & Business

(9)View all

Health & Fitness

(8)View all

Date & Time

(18)View all

Color Tools

(19)View all

Network & Web

(20)View all

Fun & Games

(30)View all

Productivity

(17)View all

Encoding & Crypto

(13)View all

Geo & Maps

(4)View all

Writing & Content

(20)View all

Education

(20)View all

Social Media

(15)View all

Startup & Marketing

(15)View all

Legal & Compliance

(10)View all

Accessibility

(10)View all

Why ToolNest?

Thousands of users trust ToolNest every day to get things done. Here is why we are the go-to platform for free online tools.

520+ Free Tools

From PDF editors to developer utilities, we have the largest collection of free online tools — all in one place.

No Signup Required

Jump straight to any tool. No registration, no email verification, no passwords. Just open and use.

Privacy First

Your files are processed in your browser. We never upload, store, or access your data. Your privacy is guaranteed.

Works on All Devices

Desktop, tablet, or phone — every tool is fully responsive and works perfectly on any screen size.

Lightning Fast

Built with Next.js and modern web APIs, every tool loads instantly and produces results in seconds.

New Tools Weekly

We constantly add new tools based on user feedback. Our library grows every week to serve your needs better.

How It Works

Using ToolNest is simple. Three easy steps to get instant results — no software, no signup, no hassle.

1

Search or Browse

Use the search bar or browse categories to find the tool you need from our collection of 700+ free utilities.

2

Upload or Enter Data

Upload your file, paste your text, or enter your data. Most tools work directly in your browser for maximum privacy.

3

Get Instant Results

See results immediately. Download converted files, copy formatted text, or save calculated values — all in seconds.

520+

Free Tools Available

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Free to Use

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Accounts Required

Trusted by students, developers, designers, and professionals worldwide. ToolNest provides the tools you need, when you need them — completely free, completely private.

All Tool Categories

Browse 520+ free online tools organized by category. Every tool runs in your browser — no signup, no downloads, complete privacy.