All Tools

Browse our complete collection of free online tools. All tools process data in your browser for maximum privacy and speed.

Student Tools

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GPA Calculator

Calculate your college or high school Grade Point Average on a 4.0 weighted scale.

CGPA Calculator

Calculate Cumulative Grade Point Average across all college or university semesters.

Percentage Calculator

Calculate percentages, exam marks percentage, discounts, and proportion ratios.

Attendance Calculator

Calculate college attendance percentage and find out how many classes you can skip.

Grade Calculator

Calculate final grades, weighted assignment scores, and exam targets.

Developer Tools

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JSON Formatter

Format, validate, beautify, and inspect JSON code online with syntax highlighting.

JSON Validator

Validate JSON syntax and identify formatting errors with line and column pointers.

JSON Minifier

Minify and compress JSON data by stripping whitespace and line breaks.

Base64 Encoder

Encode text and strings to Base64 format online using UTF-8 encoding.

Base64 Decoder

Decode Base64 strings back to readable plain text and UTF-8 strings.

URL Encoder

Encode special characters in URLs using standard percent-encoding (RFC 3986).

URL Decoder

Decode percent-encoded URLs and query strings back to human-readable text.

UUID Generator

Generate cryptographically random RFC 4122 Version 4 UUIDs / GUIDs online.

JWT Decoder

Decode and inspect JSON Web Tokens (JWT) headers, payloads, and claims online.

Regex Tester

Test, debug, and validate regular expressions online with real-time match highlighting.

Web & SEO Tools

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Meta Tag Generator

Generate optimized HTML meta tags, Open Graph data, and Twitter cards with live SERP preview.

Open Graph Generator

Generate high-CTR Open Graph (og:) and Twitter Card meta tags for Facebook, LinkedIn, and Twitter/X.

Robots.txt Generator

Create customized robots.txt files with allow, disallow, crawl-delay, and XML sitemap directives.

XML Sitemap Generator

Generate standard XML sitemaps for Google Search Console and Bing Webmaster Tools.

UTM Campaign URL Builder

Create custom Google Analytics 4 (GA4) campaign tracking links with UTM parameters.

Schema Markup Generator

Generate JSON-LD structured data for FAQPage, Article, Organization, and Product schemas.

Finance Tools

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Loan Calculator

Calculate monthly payments, total interest, and annual amortization schedule.

EMI Calculator

Calculate Equated Monthly Installment (EMI) for home loans, car loans, and personal loans.

Image Tools

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Image Compressor

Compress JPG, PNG, and WebP images online in your browser without uploading.

Image Resizer

Resize images by pixel dimensions or percentage with aspect ratio lock.

Security & Utility Tools

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Password Generator

Generate strong, random, and secure passwords with customizable character rules.

QR Code Generator

Generate custom QR codes for URLs, text, email, phone, and Wi-Fi networks online.

Text Tools

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Word Counter

Count words, characters, sentences, paragraphs, and estimate reading time online.

Character Counter

Count total characters, characters without spaces, words, and byte sizes.

Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case.

Time & Date Tools

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Age Calculator

Calculate exact age in years, months, days, hours, minutes, and next birthday countdown.