All the Web Tools You Ever Need, Simplified
Compute financial returns, resize images, test regex, format code, convert units, and chat with your own AI. No signups, no servers, absolute privacy.
JSON Formatter & Validator
Beautify, minify, validate, and check JSON code syntax dynamically.
XML Formatter
Beautify, format, or minify XML content with simple validation check.
Base64 Encoder & Decoder
Encode plain text to Base64 format or decode it back to readable format.
URL Encoder & Decoder
Encode string into URL-safe formats or decode web-encoded strings.
HTML Entities Encoder & Decoder
Convert special characters to their HTML entities names/codes or decode them.
Cryptographic Hash Generator
Compute MD5, SHA-1, SHA-256, and SHA-512 hashes instantly from any input text.
Regular Expression Tester
Validate regular expressions, extract matches, and inspect search groupings.
JWT Decoder
Decode JSON Web Tokens (header, payload) client-side. Secret is never uploaded.
JWT Header Details...Payload
JWT Payload Details...
Markdown Editor & Previewer
Draft markdown syntax and view formatted HTML output immediately.
UUID/GUID Generator
Generate single or bulk Universally Unique Identifiers (UUID v4).
Browser & System Diagnostics
Inspect active browser properties, client operating system, screen sizes, and features.
IP Address & Geolocation Locator
Discover your public IP address, cellular provider/ISP, country, and precise lat/long.
HTTP Headers Viewer
Inspect HTTP Request Headers sent automatically by your browser.
HTTP Status Codes Cheat Sheet
Search and learn descriptions of all web HTTP responses (1xx to 5xx).
Local Port Scanner
Check active connections and check if specific common ports are open on localhost/IP client-side.
DNS Record Lookup & WHOIS
Fetch standard domain names records (A, AAAA, MX, TXT) and domain WHOIS registry details.
Lookup results will appear here...
Case Converter Tool
Transform uppercase, lowercase, sentence case, slug title formats instantly.
Word & Character Counter
Count words, characters, sentences, average reading speed times, and letter distributions.
Text Diff Checker
Compare two versions of text side-by-side or inline to check updates.
Text Repeater & List Sorter
Deduplicate lists, sort arrays alphabetically/numerically, or repeat text strings multiple times.
Lorem Ipsum Generator
Generate premium, dummy paragraphs or sentences filler text for layouts.
Harmonious Color Palette Generator
Generate complementary, monochromatic, analogous color palettes. Tip: Press SPACEBAR to randomize.
CSS Gradient Generator
Design gorgeous linear or radial gradients, copy ready-to-use CSS values.
Image Resizer & Format Converter
Upload PNG/JPG, adjust width/height, compress quality, convert format (JPEG/PNG/WEBP) offline.
Custom QR Code Generator
Generate customized QR Codes for text or URLs, change colors, and export to PNG.
SVG Vector Optimizer
Clean up and shrink SVG markup vector graphics client-side to minimize bundle sizes.
Sleek Favicon Maker
Convert standard image to standard dimensions (16x16, 32x32, 48x48, 192x192, 512x512) and pack into a ZIP archive.
SIP (Systematic Investment) Calculator
Analyze future returns of monthly contributions with standard compounding interests.
Lumpsum Investment Calculator
Compute standard expected future values on direct one-time lumpsum investments.
EMI Loan Calculator
Formulate monthly payments, total interest payables, and complete amortization grids for home/car loans.
| Year | Principal Repaid ($) | Interest Paid ($) | Total Yearly Paid ($) | Outstanding Balance ($) |
|---|
Compound Interest Calculator
Compute values of savings compounding over periods of intervals (monthly, quarterly, annually).
Retirement & Pension Planner
Formulate target retirement savings corpuses, adjusting returns, and monthly deposits adjusting for inflation.
Inflation Calculator
Formulate the buying power erosion of money over time periods based on average inflation metrics.
Robots.txt Maker
Create standard robots.txt files visually to control search engine indexing.
XML Sitemap Generator
Formulate structural sitemaps containing priorities for search bots indexing.
Apache .htaccess Helper Generator
Configure force HTTPs redirects, WWW redirections, and custom 404 rule pages in seconds.
SEO Meta Tag Generator
Create search engine and social media OpenGraph previews meta tags easily.
JSON-LD Schema Markup Generator
Formulate structural JSON-LD metadata markup codes to enhance Google search rich snippet previews.
AI Text Summarizer
Summarize long text into concise bullet points or paragraphs using your own AI API key.
Your key is stored only in this browser's local storage and sent directly to your chosen provider. OmniTool's servers never see it. Calls made with it may incur cost on your own account — use a key with usage limits.
AI Paraphraser & Rewriter
Rewrite text in a different tone or style using your own AI API key.
Your key is stored only in this browser's local storage and sent directly to your chosen provider. OmniTool's servers never see it. Calls made with it may incur cost on your own account — use a key with usage limits.
AI Grammar & Style Fixer
Fix grammar, spelling, punctuation, and style issues in any text using your own AI API key.
Your key is stored only in this browser's local storage and sent directly to your chosen provider. OmniTool's servers never see it. Calls made with it may incur cost on your own account — use a key with usage limits.
AI Code Explainer
Get a plain-English explanation of any code snippet using your own AI API key.
Your key is stored only in this browser's local storage and sent directly to your chosen provider. OmniTool's servers never see it. Calls made with it may incur cost on your own account — use a key with usage limits.
Universal Unit Converter
Convert length, weight, volume, speed, area, and temperature units instantly.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and back.
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal instantly.
CSV ↔ JSON Converter
Convert CSV tables to JSON arrays or JSON arrays back to CSV instantly.
Color Format Converter
Convert colors between HEX, RGB, and HSL formats with a live preview.
Currency Converter
Convert between world currencies using live, freely available exchange rates.
Image to Base64 Converter
Convert an uploaded image file into a Base64 data URI string for embedding in CSS or HTML.
Timezone Converter / World Clock
See what time it is right now (or at a chosen moment) in major cities and timezones around the world.
Secure Password Generator
Generate strong, cryptographically random passwords with customizable rules.
Password Strength Checker
Analyze a password's strength and common weaknesses, entirely inside your browser.
This check runs 100% locally. Your password is never sent anywhere.
Barcode Generator
Generate CODE128, EAN-13, UPC, and CODE39 barcodes and download them as PNG.
Random Generator
Roll dice, flip coins, draw random numbers, or pick from a custom list.
Body Mass Index (BMI) Calculator
Calculate your Body Mass Index and see which healthy weight category you fall in.
Age Calculator
Calculate exact age in years, months, and days between two dates.
Percentage Calculator
Calculate percentages, percentage change, and reverse percentages easily.
Palindrome Checker
Check instantly whether a word, phrase, or number reads the same backwards.
Text to Speech
Have any text read aloud using your browser's built-in natural voices.
Speech to Text
Dictate speech from your microphone and transcribe it into editable text.