44 free tools in 6 focused collections
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Search practical calculators and browser utilities for small businesses, sellers, accountants, developers, and document-heavy teams. No account is required.
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Showing 44 tools
Business tools
Calculate, quote, invoice, and plan with confidence.
Invoice Generator
Create GST tax invoices with HSN/SAC, tax breakup, bank details, and print-ready PDF output.
Open toolGST Calculator
Add or remove GST and see CGST/SGST or IGST breakup for Indian invoices.
Open toolNewProfit Margin & Markup Calculator
Compare profit margin and markup, or calculate the selling price needed for a target margin.
Open toolNewQuotation Generator
Build a professional itemized quotation with GST, discount, validity, and downloadable PDF output.
Open toolNewLink in Bio Page Generator
Build a mobile page for social and website links, preview it live, and download standalone HTML.
Open toolNewUPI Payment QR Generator
Create a free, print-ready UPI payment QR for a shop or business with a fixed or customer-entered amount.
Open toolSalary Hike Calculator
Calculate salary increment by percentage or amount and compare annual and monthly pay.
Open toolSIP Calculator
Estimate mutual-fund SIP maturity value, invested amount, returns, and annual step-up growth.
Open toolDate tools
Age, dates, weekdays, and business-day answers.
Timestamp Converter
Convert Unix timestamps in seconds or milliseconds into local time, UTC, and ISO strings.
Open toolAge Calculator
Calculate exact age in years, months, and days with total days lived and next birthday countdown.
Open toolDate Calculator
Add or subtract calendar months, days, weeks, and years from any date and see the exact result, weekday, and ISO date.
Open toolDays Between Dates
Find the exact days, weeks, months, and years between two calendar dates.
Open toolBusiness Days Calculator
Count Monday to Friday business days between two dates and separate weekend days.
Open toolDay of Week Calculator
Find what day of the week any date falls on, plus day-of-year and ISO week details.
Open toolWeek Number Calculator
Calculate the ISO week number, ISO week-year, weekday number, and weeks in the year.
Open toolLeap Year Calculator
Check whether a year is a leap year and see days in the year, February length, and nearby leap years.
Open toolImage tools
Private browser tools for everyday image work.
PDF tools
Compress, combine, split, rotate, and convert PDFs.
PDF Compress
Compress PDF files in your browser with low, medium, or high reduction and selectable compression type.
Open toolPDF Merge
Merge multiple PDF files into one document with upload previews and adjustable file order.
Open toolPDF Split
Extract a single PDF page or selected page ranges into a new PDF after previewing the upload.
Open toolRotate PDF
Rotate all PDF pages or selected page ranges by 90, 180, or 270 degrees with upload preview.
Open toolPDF to Word
Convert readable PDF text into an editable Word DOCX document with PDF preview.
Open toolWord to PDF
Convert DOCX Word text into a clean readable PDF directly in your browser.
Open toolJPG to PDF
Convert one or more JPG images into a multi-page PDF with image previews.
Open toolCode generators
Create QR codes and printable barcodes.
Developer tools
Format, validate, encode, decode, and test.
JSON Formatter
Format, prettify, and minify JSON in the browser with instant syntax feedback.
Open toolJSON Validator
Validate JSON syntax, inspect parse errors, and view a clean formatted preview.
Open toolNewCSV ↔ JSON Converter
Convert CSV to JSON or JSON to CSV with header, delimiter, type-detection, and formatting controls.
Open toolNewYAML ↔ JSON Converter
Convert YAML to formatted JSON or turn JSON into readable YAML with configurable indentation.
Open toolNewSQL Formatter
Format SQL with dialect-aware rules, keyword casing, indentation, and query-spacing controls.
Open toolUUID Generator
Generate random UUID v4 values for tests, records, fixtures, and temporary identifiers.
Open toolJWT Decoder
Decode JWT header and payload sections, inspect claims, and check common token timestamps.
Open toolJWT Generator
Generate unsigned or HS256-signed JWT tokens from editable header and payload JSON.
Open toolRegex Tester
Build and test JavaScript regular expressions with live highlighting, match details, replacement previews, examples, and a guided syntax explanation.
Open toolBase64 Encode/Decode
Encode text to Base64 or decode Base64 back to UTF-8 text with optional URL-safe mode.
Open toolURL Encoder
Encode or decode URL strings and query parameter values with URI and component modes.
Open toolHTML Minifier
Minify HTML by removing comments and unnecessary whitespace for smaller snippets.
Open toolCSS Minifier
Compress CSS snippets by removing comments, whitespace, and unnecessary semicolons.
Open toolJS Minifier
Minify JavaScript snippets with a lightweight browser-side compressor for quick sharing and tests.
Open toolCron Expression Generator
Generate standard five-field cron expressions from presets and preview upcoming local run times.
Open toolColor Picker
Pick a color and copy matching HEX, RGB, and HSL values with simple palette variants.
Open toolMarkdown Preview
Write Markdown and preview the rendered output with safe browser-side conversion.
Open tool