{brand} is a free, fast and privacy-focused platform offering online tools for calculations, conversions, code formatting and data processing. No sign-ups, no complexity - just instant results for developers, finance professionals and everyday users.

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Meet the developer behind {brand}: Parimal Nakrani, 8+ years in full-stack work. Learn why these free tools run in your browser and never ask you to sign up.

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About {brand} | Free, Private Tools Built by a Developer

Plain-English guides to SIP, EMI and ROI maths, plus practical how-tos for JSON, JWT and Base64. See the formulas behind each result and what the numbers mean.

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Calculator & Developer Tool Guides | {brand} Blog

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Contact {brand} | Feedback, Ideas & Business Enquiries

{brand} sets no first-party cookies. See what is kept in your browser's local storage, how Google Analytics works and what would change if ads are switched on.

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Cookie Policy: No First-Party Cookies | {brand}

Straight answers about {brand}: is it free, is my data stored, how accurate are the calculators, what runs in your browser and how ads and cookies are handled.

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FAQs: Is It Free? Does It Store My Data? | {brand}

What sets {brand} apart: processing in your browser, instant results, no account to create, free to use, and a guide and FAQs on every calculator and tool.

Features

Features: Private, No-Sign-Up Online Tools | {brand}

Work out a SIP or EMI, format JSON, merge PDFs, compress images and convert units. Free tools that run in your browser, with no sign-up and no uploads.

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{brand}: Free Online Calculators, PDF & Developer Tools

What {brand} collects and what it does not: inputs stay in your browser, plus how Google Analytics and local storage are used, ad plans and your privacy rights.

Privacy Policy

Privacy Policy: Your Inputs Stay in Your Browser | {brand}

How {brand} keeps your data safe: client-side processing, HTTPS, secure password generation and how to report a vulnerability responsibly.

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Security: How {brand} Protects Your Data

Find any {brand} page in one place: financial calculators, developer tools, converters, text tools, generators, image and PDF tools, guides and policies.

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Sitemap: Every {brand} Tool and Page

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The rules for using {brand}'s free calculators, developer tools and generators, including the financial-tool disclaimer, acceptable use and limits on liability.

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Terms of Service & Financial Disclaimer | {brand}

Convert metres to miles, HEX to RGB, HSL or OKLCH, and Unix timestamps to dates in any time zone. Instant, free converters that run in your browser.

Converters

Free Unit, Color & Unix Timestamp Converters | {brand}

Download any YouTube thumbnail in every available size, and work out CPM, ad spend or impressions. Free tools for creators and marketers, no login needed.

Creators

YouTube Thumbnail Downloader & CPM Calculator | {brand}

Format JSON, decode JWTs, hash text, preview Markdown, open SQLite files and turn SVG into JSX. Free developer tools that run in your browser, with no uploads.

Developers

Free Developer Tools: JSON, JWT, Base64 & More | {brand}

Merge PDFs into one file or turn JPG, PNG and WebP images into a PDF, reordering pages by drag and drop. Files never leave your device and no sign-up is needed.

Documents

Merge PDF & JPG to PDF Online, Free | {brand}

Find your exact age in years, months and days, or check your BMI against WHO categories in metric or imperial units. Private, instant and no sign-up needed.

Everyday

Free Age & BMI Calculators | {brand}

Free calculators for SIP, SWP, home loan EMI, ROI and profit margin. Plan your investments, check loan interest and see your numbers before you borrow.

Financial

Free SIP, SWP & Home Loan EMI Calculators | {brand}

Create strong random passwords, UUID v4 IDs and downloadable QR codes for links, WiFi and contacts. Made in your browser, never stored and never uploaded.

Generators

Free Password, UUID & QR Code Generators | {brand}

Shrink JPG, PNG and WebP files, resize them and compare before and after. It all happens in your browser, so your photos are never uploaded anywhere.

Images

Free Image Compressor: Shrink JPG, PNG & WebP | {brand}

Count words, spot repeated words, change text case, clean ChatGPT output and count LLM tokens. Free text tools that run in your browser with no sign-up.

Text

Free Word Counter, Case Converter & Text Tools | {brand}

Calculate your exact age in years, months and days based on your date of birth. Find out your next birthday, total days lived and age on a future date.

Age Calculator

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Age Calculator: Years, Months & Days

Calculate your exact age in years, months and days instantly.

Convert images to Base64 strings and decode Base64 data back to images. Supports PNG, JPG, GIF, WebP formats with instant preview and download options.

Base64 Encoder/Decoder

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Base64 Encoder/Decoder for Images

Encode images to Base64 and decode Base64 strings back to images.

Calculate your Body Mass Index (BMI) instantly online. Check your WHO weight category and healthy weight range using metric or imperial units privately.

BMI Calculator

BMI Calculator: Body Mass Index Tracker

Calculate your Body Mass Index (BMI), WHO weight category, and healthy weight range online.

Clean AI-generated text by removing hidden Unicode characters, spaces, and formatting issues. Optimize ChatGPT and Claude content for publishing and web use.

ChatGPT Text Cleaner

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ChatGPT Text Cleaner: Fix AI Formatting

Clean AI-generated text by removing formatting issues and hidden characters.

Convert colors instantly between HEX, RGB, RGBA, HSL, HSLA and OKLCH formats. Try the interactive color palette, picker, shades and tones generator online.

Color Converter

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Color Converter: HEX, RGB, HSL & OKLCH

Convert colors instantly between HEX, RGB, RGBA, HSL, HSLA and OKLCH formats with an interactive color palette.

Calculate cost per 1,000 ad impressions (CPM), budgets, or reach. Optimize your advertising spend and measure digital marketing campaign performance.

CPM Calculator

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CPM & Cost Per Impression Calculator

Calculate cost per 1000 impressions and optimize advertising spend.

Detect and highlight duplicate words instantly in your browser. Spot overused vocabulary and repetitive phrasing with custom length and repeat thresholds.

Duplicate Word Finder

Duplicate Word Finder: Find & Highlight Repeated Words Online

Find and highlight repeated words in real-time. Tune minimum length and repeat thresholds to tighten your writing.

Generate secure cryptographic hashes client-side. Supports SHA-256, SHA-512, MD5, and PBKDF2 with HMAC key parameters. Fast, browser-based, and private.

Hash Generator

Hash Generator: SHA-256, MD5 & Cryptography

Generate cryptographic hashes instantly from any text. Supports SHA-256, SHA-512, MD5, PBKDF2, HMAC-SHA-256 and HMAC-SHA-512.

Calculate monthly home loan EMIs, interest payable, and repayment schedules. Get instant, accurate estimates with our free online EMI calculator.

Home Loan EMI Calculator

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Home Loan EMI Calculator: Housing EMI Math

Calculate monthly EMI, total interest and housing loan repayment instantly.

Compress and optimize JPG, PNG and WebP images online with full privacy. Reduce file sizes in your browser with an instant before/after preview.

Image Compressor

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Image Compressor: Optimize WebP & PNG

Compress and optimize JPG, PNG and WebP images client-side with zero server uploads.

Convert JPG, PNG and WebP images to PDF online. Reorder pages, pick A4 or Letter, and download one PDF with private, in-browser processing and no sign-up.

JPG to PDF

JPG to PDF: Convert Images to PDF Online

Convert JPG, PNG and WebP images into a single PDF with page size and margin options.

Beautify, validate, and minify JSON data instantly. Fix errors and format code with color-coded syntax highlighting using our free online JSON tool.

JSON Formatter

JSON Formatter, Validator & Beautifier

Beautify, validate and minify JSON data with syntax highlighting.

Decode, verify, and generate JSON Web Tokens (JWT) in your browser. Safely inspect JWT headers, payloads, and signatures with our secure developer tool.

JWT Encoder/Decoder

JWT Encoder, Decoder & Validator

Decode, verify and generate JSON Web Tokens (JWT) instantly.

Write and preview Markdown and MDX online with live rendering. Includes real-time word count, reading time estimate, and document import/export features.

Markdown Previewer

Markdown & MDX Live Previewer

Write or paste Markdown and MDX and see a live rendered preview instantly. Includes word count, reading time, import, export and copy.

Merge PDF files into one document online. Combine, reorder and download your PDFs in seconds with private, in-browser processing and no sign-up.

Merge PDF

Merge PDF: Combine PDF Files Online

Combine multiple PDF files into one document in your browser with no uploads.

Generate cryptographically secure, random passwords online. Customize length, numbers, and symbols to protect your accounts with strong password safety.

Password Generator

Password Generator: Secure & Random

Generate secure, random passwords with customizable options.

Calculate gross, operating, and net profit margins instantly. Optimize product pricing, analyze revenue performance, and evaluate cost efficiency online.

Profit Margin Calculator

Profit Margin Calculator: Net & Gross Math

Calculate gross, operating and net profit margins for business analysis.

Generate QR codes instantly from text, URLs, WiFi details, contacts, or emails. Customize style and download high-quality QR codes as PNG or SVG images.

QR Code Generator

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QR Code Generator for URLs & Text

Generate QR codes instantly from text, URLs, WiFi details, contacts and emails. Download as PNG or SVG.

Calculate investment growth and compare simple and compound returns. Use our free online ROI calculator to evaluate annual profit and yield over time.

ROI Calculator

ROI Calculator: Simple & Compound Returns

Compare simple and compound interest returns to evaluate investment growth.

Calculate your mutual fund SIP returns and wealth growth. Estimate the future value of your monthly investments with our free online SIP calculator.

SIP Calculator

SIP Calculator: Mutual Fund Returns Planner

Calculate mutual fund returns and future value of monthly SIP investments online.

Open, inspect, and analyze SQLite database files online with full privacy. Browse schema, explore tables, sort, filter, and export data in your browser.

SQLite DB Viewer

SQLite DB Viewer: Open & Browse Online

Upload and browse SQLite database files, schema and tables entirely in your browser with full privacy.

Convert raw SVG markup into optimized, production-ready React JSX components automatically. Fix attribute names and compatibility issues instantly.

SVG to React JSX

SVG to React JSX Converter

Convert SVG markup into optimized React JSX components instantly.

Estimate your retirement income and monthly withdrawals. Use our SWP calculator to plan systematic withdrawals from mutual funds and project your corpus.

SWP Calculator

SWP Calculator: Mutual Fund Withdrawal Planner

Plan systematic withdrawals and estimate retirement income from investments.

Convert text between UPPERCASE, lowercase, Title Case, and Sentence case instantly in your browser. Fast, accurate, and private client-side case conversion.

Text Case Converter

Text Case Converter: Upper & Title Case

Convert text instantly between upper case, lower case, title case and sentence case.

Count text tokens for GPT-5, Claude, Gemini, Llama, and DeepSeek. Visualize context window usage and stay within API limit thresholds with our tool.

Token Counter

Token Counter for GPT-5 & Claude Context

Paste any text and get accurate token counts across GPT-5, Claude, Gemini, Llama and DeepSeek models with context window usage visualized.

Convert length, weight and mass, and temperature instantly in your browser. Accurate bidirectional conversions with zero server uploads and full privacy.

Unit Converter

Unit Converter: Length, Weight & Temp

Convert length, weight and temperature measurements with instant live calculations.

Convert Unix timestamps to human-readable dates and vice versa. Supports seconds, milliseconds, and time zones. Fast, free epoch date time converter.

Unix Time Converter

Unix Time & Epoch Timestamp Converter

Convert Unix timestamps to readable dates and epoch time instantly.

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