Free Online Tools
for Every Business

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AI Image Detector

Upload an image and check if it was AI-generated (Midjourney, DALL·E, Stable Diffusion) or a real photo. Instant probability score.

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Base64 Encoder / Decoder

Encode text or files to Base64 and decode Base64 strings back to plain text. Supports URL-safe variant. 100% private.

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Currency Converter

Convert between 30+ currencies with live ECB exchange rates and historical trend charts. USD, INR, EUR, GBP and more.

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Discount Calculator

Find sale price, savings, percentage off or original price instantly. 4 calculator modes including price comparison.

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EMI Calculator

Calculate monthly EMI for home loans, car loans, or personal loans. See full amortisation schedule.

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Gold Prices

Live 24K, 22K & 18K gold rates per gram — plus silver & platinum — with a jewellery calculator for making charges & GST.

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GST Calculator

Add or remove GST from any amount instantly. Supports all GST slabs — 5%, 12%, 18%, 28%. CGST, SGST & IGST breakdown.

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Hashtag Generator

Generate perfect hashtags for Instagram, Twitter, LinkedIn, TikTok & more. Pick platform, count & format instantly.

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Image Compressor

Compress JPG, PNG and WebP images up to 80% smaller — right in your browser. No upload, 100% private. Batch processing included.

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Image Converter

Convert JPG, PNG, WebP, GIF, BMP and SVG images — batch convert up to 50 files. 100% in your browser.

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Merge PDF

Combine several PDF files into one document, in any order you like. Free, no sign-up and no watermark on the result.

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Split PDF

Pull any range of pages out of a PDF into a new document. Free, no sign-up and no watermark.

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Compress PDF

Reduce a PDF’s file size so it fits an upload limit or an email attachment. Text stays crisp.

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Rotate PDF

Turn sideways or upside-down pages the right way up — and the rotation is saved into the file.

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Password Protect PDF

Add a password so a PDF cannot be opened without it. Real encryption, not a restriction flag.

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Unlock PDF

Remove the password from a PDF you can already open, so you stop typing it every time.

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Age Calculator

Enter a date of birth and get exact age in years, months and days, plus total days and weeks lived.

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BMI Calculator

Body mass index from weight and height, with the category it falls in and a healthy weight range.

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CGPA to Percentage

Convert CGPA to percentage or back again, using the multiplier your board or university applies.

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Date Calculator

Count the days between two dates, or add and subtract days to work out exactly when a deadline falls.

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Salary Calculator

CTC to in-hand take-home for India, after provident fund, gratuity and income tax.

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Unit Converter

Convert length, weight, volume and temperature between metric and imperial units as you type.

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Case Converter

Switch text between uppercase, lowercase, title case, camelCase, snake_case and kebab-case.

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Character Counter

Count characters, words and lines with live limits for X posts, SMS, meta descriptions and title tags.

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Hash Generator

Generate MD5, SHA-1, SHA-256 and SHA-512 hashes of any text, computed in your browser.

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Lorem Ipsum

Generate placeholder paragraphs, sentences or words for design mockups and layouts.

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UUID Generator

Generate random version 4 UUIDs in bulk, produced in your browser and never logged.

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Timestamp Converter

Convert a Unix timestamp to a readable date and back, with UTC and local time side by side.

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UTM Link Builder

Add campaign tags to a URL so traffic attributes correctly in Analytics instead of landing in direct.

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Colour Converter

Convert HEX to RGB and HSL, with a WCAG contrast check against white and black.

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JSON Formatter

Format, validate, minify, and explore JSON with a collapsible tree view. Upload files, sort keys, copy & download.

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JWT Decoder

Decode and inspect JSON Web Tokens — view header, payload, expiry and all claims at a glance. No token leaves your browser.

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Password Generator

Generate strong random passwords, memorable passphrases or PINs. Custom length, symbols, numbers. 100% private.

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Percentage Calculator

What is X% of Y? X is what % of Y? Percentage change, difference & more — 5 calculator types.

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QR Code Generator

Generate QR codes for URLs, WiFi, contacts, email, SMS and more. Custom colours, download as PNG or SVG.

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SEO Checker

Enter any URL and get an instant SEO audit — title, meta, H1, HTTPS, schema, links and more. Score out of 100.

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SQL Formatter

Beautify and format messy SQL queries in seconds. Supports MySQL, PostgreSQL, SQLite and SQL Server. Syntax highlighting included.

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URL Encoder / Decoder

Encode special characters for safe URLs or decode percent-encoded strings. URL inspector with query param breakdown included.

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Word Counter

Count words, characters, sentences, paragraphs and reading time. Keyword density and platform limit checker included.

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YouTube Channel Audit

Score any YouTube channel out of 100 — SEO, engagement, consistency & thumbnails — with recommendations to grow faster.

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