🔥 Most Popular · 50 Tools · Free · No Signup
Popular Tools
The most-used free online tools on Psyqo Tools, ranked by popularity. All tools run entirely in your browser — no data is sent to any server.
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Most Popular Tools
50 toolsHash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text input.
JWT Decoder
Decode and inspect JSON Web Tokens to view header, payload, and signature.
Password Generator
Generate cryptographically secure random passwords with custom length and character options.
Base64 Decode
Decode Base64 encoded strings back to plain text or binary data.
Base64 Encode
Encode any text or data to Base64 format. Supports full UTF-8 encoding.
Password Strength Checker
Analyze password strength with entropy calculation and detailed security feedback.
SHA256 Generator
Compute SHA-256 hash for data integrity verification and security.
UUID Generator
Generate RFC 4122 compliant UUIDs (v4) for unique identifiers.
Markdown Previewer
Write Markdown and see a live HTML preview side by side.
SEO Meta Tags Preview
Preview how your page title and meta description will appear in Google search results.
Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, and more.
Text Diff Checker
Compare two texts and highlight the differences between them.
Word Counter
Count words, characters, sentences, and paragraphs in any text instantly.
Character Counter
Count characters with and without spaces, useful for social media limits.
Find and Replace Tool
Find and replace text with support for regular expressions and case sensitivity.
Headline Analyzer
Score and analyze your headlines for emotional impact, power words, and SEO.
Lorem Ipsum Generator
Generate placeholder Lorem Ipsum text in paragraphs, sentences, or words.
Morse Code Converter
Convert text to Morse code and back. Listen to the Morse code audio.
Readability Score
Analyze text readability using Flesch-Kincaid, Gunning Fog, and other formulas.
JSON Formatter
Format and beautify JSON data with proper indentation and syntax highlighting.
Regex Tester
Test regular expressions with live highlighting and match information.
.gitignore Generator
Generate .gitignore files for any project type: Node, Python, Java, React, and more.
CSS Minifier
Minify CSS code by removing whitespace, comments, and optimizing.
HTML Formatter
Beautify and format HTML code with proper indentation.
JS Minifier
Minify JavaScript code by removing whitespace and shortening variable names.
JSON Validator
Validate JSON syntax and get detailed error messages for invalid JSON.
JSON to CSV
Convert JSON arrays to CSV format for spreadsheet compatibility.
SQL Formatter
Format and beautify SQL queries with proper indentation and keywords.
Unix Time Converter
Convert between Unix timestamps and human-readable dates.
Loan Calculator
Calculate monthly payments, total interest, and amortization schedule.
Random Number Generator
Generate random numbers within a custom range with various options.
Scientific Calculator
Full-featured scientific calculator with trigonometric and logarithmic functions.
Unit Converter
Convert between various measurement units across different categories.
Age Calculator
Calculate exact age in years, months, and days from date of birth.
Discount Calculator
Calculate sale prices and savings with percentage or flat discounts.
Percentage Calculator
Calculate percentages, percentage change, and percentage of a number.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin.
Fake Data Generator
Generate realistic fake data for testing: names, emails, addresses.
Gradient Generator
Create beautiful CSS gradients with visual preview and code output.
QR Code Generator
Generate QR codes from any text or URL, downloadable as PNG.
Random Picker Wheel
Spin a wheel to randomly pick from your custom options.
Username Generator
Generate unique and creative usernames for any platform.
Coin Flip
Flip a virtual coin with realistic animation and statistics.
Dice Roller
Roll virtual dice with customizable number of dice and sides.
Palette Generator
Generate harmonious color palettes for design projects.
Random Color Generator
Generate random colors in HEX, RGB, and HSL formats.
Random Name Generator
Generate random first and last names from various origins.
Box Shadow Generator
Generate CSS box-shadow with visual preview and code output.
CSS Glassmorphism Generator
Create frosted glass effects with CSS backdrop-filter.
Color Contrast Checker
Check color contrast ratios for WCAG accessibility compliance.
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