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Showing all 126 tools

Developer Tools

28 tools

JSON Formatter

Format, validate, and beautify JSON data with syntax highlighting.

Developer

QR Code Generator

Generate a downloadable QR code from any text or URL.

Developer

Color Picker / Gradient Generator

Pick colors, copy HEX/RGB/HSL codes, and build CSS gradients.

Developer

Base64 Encoder / Decoder

Encode text or files to Base64, or decode Base64 back to text or a file.

Developer

JWT Decoder

Decode a JWT to inspect its header and payload — no verification needed.

Developer

UUID Generator

Generate random v4 UUIDs individually or in bulk, up to 50 at once.

Developer

CSS Gradient Generator

Build multi-stop linear or radial CSS gradients and copy the code.

Developer

Lorem Ipsum Generator

Generate placeholder text by words, sentences, or paragraphs.

Developer

HTML / CSS / JS Minifier

Strip comments and whitespace from HTML, CSS, or JS with a size comparison.

Developer

Timestamp Converter

Convert Unix timestamps to human-readable dates and back, in any timezone.

Developer

HTML Entity Encoder / Decoder

Convert special characters to HTML entities, or decode entities back to text.

Developer

Cron Expression Generator & Parser

Build a cron expression from a simple form, or parse one into plain English.

Developer

Hash Generator (MD5, SHA-1, SHA-256)

Generate MD5, SHA-1, and SHA-256 hashes from any text as you type.

Developer

HTTP Status Code Reference

A searchable, filterable reference of every common HTTP status code.

Developer

Slug Generator

Convert any text into a clean, URL-friendly slug.

Developer

Meta Tag Generator

Generate ready-to-paste SEO, Open Graph, and Twitter Card meta tags.

Developer

Robots.txt Generator

Generate a valid robots.txt file to control search engine crawlers.

Developer

Random Test Data Generator

Generate fake names, emails, phone numbers, and addresses for testing.

Developer

Color Palette Generator

Generate harmonious color palettes with 5 harmony types, per-color locking, and CSS/Tailwind/JSON export.

Developer

Favicon Generator

Upload an image and generate a full favicon package with shape, background, and padding control.

Developer

Text Diff Checker

Paste two texts and see word-level or line-level differences highlighted.

Developer

Readability Score Checker

Calculate Flesch-Kincaid Reading Ease and Grade Level scores for any text.

Developer

ASCII Art Text Generator

Convert text into an ASCII art banner, in a few different font styles.

Developer

Text Cipher Tool

Caesar cipher and Base64 encode/decode — basic obfuscation, not real security.

Developer

JSON to TypeScript Interface Generator

Paste JSON to generate a TypeScript interface or type, with optional fields and naming control.

Developer

SQL Query Formatter

Paste unformatted SQL and get clean, properly indented output.

Developer

Barcode Generator

Generate CODE128, EAN-13, UPC, or CODE39 barcodes with custom size and colors.

Developer

Duplicate Line Remover

Paste text and remove duplicate lines, with a case-sensitive option.

Developer

Business Tools

21 tools

EMI Calculator

Calculate monthly loan EMI, total interest, and repayment schedule.

Business

GST Calculator

Add or remove GST from any amount with a clear breakdown.

Business

Invoice Generator

Create a professional invoice and export it as a PDF.

Business

Currency Converter

Convert between major world currencies using live exchange rates.

Business

Break-Even Point Calculator

Calculate the break-even units and revenue for your business from cost and price inputs.

Business

Discount & Markup Calculator

Calculate a final price from a discount or markup percentage, or find the percentage between two prices.

Business

Salary / CTC Calculator

Estimate your approximate monthly in-hand salary from your annual CTC.

Business

Loan EMI Comparator

Compare two loan scenarios side by side — EMI, total interest, and total payment.

Business

Percentage Growth / Decline Calculator

Calculate the percentage change between two values, such as YoY or MoM growth.

Business

Bill Splitter

Split a bill equally or by custom shares among any number of people, with optional tip.

Business

Freelance Hourly Rate Calculator

Calculate the hourly rate you need to hit your target annual income.

Business

Payback Period Calculator

Calculate how long it takes to recover an investment from monthly returns.

Business

Compound Interest Calculator

Calculate compound interest growth with a year-by-year breakdown.

Business

Simple Interest Calculator

Calculate simple interest and total repayment from principal, rate, and time.

Business

Straight-Line Depreciation Calculator

Calculate annual depreciation and a full year-by-year schedule for an asset.

Business

Business Name Generator

Generate business name ideas from your keywords using prefixes and suffixes.

Business

ROI Calculator

Calculate ROI and annualized ROI from an investment’s cost and final value.

Business

Payment Due Date Calculator

Calculate an invoice due date from the invoice date and payment terms.

Business

Advanced Home Loan Calculator

Calculate EMI with prepayment simulation, multi-rate comparison, and a monthly or yearly schedule.

Business

Room Paint Calculator

Calculate how much paint a room needs in liters and cans, with a cost estimate.

Business

Fuel Cost Calculator

Calculate total trip fuel cost from distance, mileage, and fuel price.

Business

Student Tools

16 tools

CGPA / Percentage Calculator

Convert your CGPA to percentage or calculate CGPA from subject grades instantly.

Student

Word Counter

Count words, characters, sentences, and estimated reading time.

Student

Unit Converter

Convert between length, weight, temperature, and more.

Student

Resume Builder

Build a clean, ATS-friendly resume and download it as a PDF.

Student

GPA to Percentage Converter

Convert a US 4.0-scale GPA to an approximate percentage.

Student

Pomodoro Study Timer

A 25/5 minute focus timer with a browser notification when time is up.

Student

Age Calculator

Calculate exact age in years, months, and days, plus days to your next birthday.

Student

Date Difference Calculator

Calculate the difference between two dates in days, weeks, months, and years.

Student

Weighted Grade Calculator

Calculate your final grade from multiple assignments with different weights.

Student

Typing Speed Test

Test your typing speed and accuracy against a sample passage.

Student

Flashcard Maker

Create, flip, and study simple flashcards, saved to your browser.

Student

Random Group / Team Generator

Randomly split a list of names into balanced groups or teams.

Student

Habit Tracker

Track habits with custom colors, flexible frequency, completion stats, and day notes.

Student

World Clock

Add and reorder cities to see their current local time with a day/night indicator.

Student

Decision Spinner Wheel

Enter a list of options and spin an animated wheel to randomly pick one.

Student

Todo List with Export

A simple to-do list saved to your browser, exportable as PDF or CSV.

Student

Converters Tools

55 tools

JSON ⇄ Excel Converter

Convert a JSON array of objects to an Excel spreadsheet, or Excel back to JSON.

Converters

JSON ⇄ CSV Converter

Convert a JSON array of objects to CSV rows, or CSV back to JSON.

Converters

CSV ⇄ Excel Converter

Convert CSV files to Excel spreadsheets, or Excel workbooks back to CSV.

Converters

XML ⇄ JSON Converter

Convert XML documents to JSON, or JSON objects back into well-formed XML.

Converters

XML ⇄ CSV Converter

Convert a list of XML records into CSV rows, or CSV back into XML.

Converters

XML ⇄ Excel Converter

Convert a list of XML records into an Excel spreadsheet, or Excel back into XML.

Converters

YAML ⇄ JSON Converter

Convert YAML configuration files to JSON, or JSON objects into clean YAML.

Converters

Nested JSON ⇄ CSV (Flatten)

Flatten deeply nested JSON into a flat CSV table, or rebuild nested JSON from CSV.

Converters

Nested JSON ⇄ Excel (Flatten)

Flatten deeply nested JSON into an Excel spreadsheet, or rebuild JSON from Excel.

Converters

XML / XSD Validator

Check XML well-formedness with line/column errors, and validate element names against an XSD.

Converters

JSONL ⇄ JSON Converter

Convert newline-delimited JSON (JSONL) to a standard JSON array, or back to JSONL.

Converters

JSONL ⇄ CSV Converter

Convert JSON Lines files to CSV rows, or CSV back into JSONL.

Converters

JSONL ⇄ Excel Converter

Convert JSON Lines files to an Excel spreadsheet, or Excel back into JSONL.

Converters

CSV ⇄ SRT Converter

Convert a CSV of timed captions into an SRT subtitle file, or SRT into CSV rows.

Converters

Excel ⇄ SRT Converter

Convert an Excel sheet of timed captions into an SRT file, or SRT into Excel.

Converters

Markdown ⇄ HTML Converter

Convert Markdown to clean HTML, or HTML back into readable Markdown.

Converters

Markdown to Text

Strip Markdown formatting — headings, bold, links, lists — down to plain text.

Converters

HTML to Markdown Converter

Convert HTML markup into clean, GitHub-flavored Markdown.

Converters

HTML Meta Tag Extractor

Paste HTML source and extract title, meta description, Open Graph, and Twitter tags.

Converters

HTML Table to CSV

Paste HTML containing a table and convert it to CSV rows.

Converters

HTML Table to Excel

Paste HTML containing a table and download it as an Excel spreadsheet.

Converters

SRT ⇄ VTT Converter

Convert SubRip (.srt) subtitles to WebVTT, or VTT back to SRT.

Converters

SRT ⇄ ASS Converter

Convert SRT subtitles to Advanced SubStation Alpha (.ass), or ASS back to SRT.

Converters

SRT ⇄ Text Converter

Convert SRT subtitles to a readable timestamped transcript, or back to SRT.

Converters

SRT ⇄ CSV Converter

Export SRT subtitle cues to CSV for editing, or rebuild an SRT from CSV.

Converters

SRT ⇄ Excel Converter

Export SRT subtitle cues to Excel for editing, or rebuild an SRT from Excel.

Converters

VTT ⇄ ASS Converter

Convert WebVTT subtitles to Advanced SubStation Alpha (.ass), or ASS back to VTT.

Converters

VTT ⇄ Text Converter

Convert WebVTT subtitles to a readable timestamped transcript, or back to VTT.

Converters

ASS ⇄ Text Converter

Convert ASS subtitles to a readable timestamped transcript, or back to ASS.

Converters

ZIP Extractor

Unzip a .zip archive in your browser and download individual files or the whole thing.

Converters

ZIP Creator

Combine multiple files into a single downloadable .zip archive.

Converters

Base64 ⇄ Image Converter

Convert an image to a Base64 string, or decode Base64 back into a downloadable image.

Converters

Base64 ⇄ File Converter

Encode any file to Base64, or decode Base64 back into a downloadable file of any type.

Converters

Image Format Converter

Convert images between PNG, JPG, WebP, BMP, and GIF right in your browser.

Converters

Image Compressor

Compress JPG, PNG, or WebP images with an adjustable quality slider.

Converters

EXIF Data Remover

Strip hidden EXIF metadata, including GPS location, from a photo before sharing it.

Converters

Image Resizer

Resize an image to exact pixel dimensions or by percentage, with aspect-ratio lock.

Converters

Merge PDF Files

Combine multiple PDF files into one, in the order you choose.

Converters

Split PDF

Extract a page range from a PDF, or split every page into its own file.

Converters

PDF to Image

Render every page of a PDF as a downloadable PNG or JPG image.

Converters

Image to PDF

Combine one or more images into a single PDF, one image per page.

Converters

PDF Page Rotator

Rotate specific pages or an entire PDF by 90, 180, or 270 degrees.

Converters

Image to Text (OCR)

Extract text from a photo, scan, or screenshot using on-device OCR.

Converters

PDF to Text (OCR)

Run OCR on a scanned or image-based PDF to extract its text, page by page.

Converters

Meme Generator

Add top, middle, and bottom text with custom fonts, colors, and image filters, then download as PNG.

Converters

Image Watermark Adder

Add a text or logo watermark with 9-point or free-drag positioning, rotation, and opacity.

Converters

Digital Signature Pad

Draw a signature with custom pen and background, and export as PNG, SVG, or JPG.

Converters

Temperature Converter

Convert between Celsius, Fahrenheit, and Kelvin with live conversion.

Converters

Time Zone Converter

Convert a date and time from one time zone to another.

Converters

Number to Words Converter

Convert a number into written words — international or Indian (lakh/crore) system.

Converters

Roman Numeral Converter

Convert numbers to Roman numerals and back, both directions on one page.

Converters

Base Number Converter

Convert between binary, octal, decimal, and hexadecimal instantly.

Converters

Text Case Converter

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

Converters

Speed Converter

Convert between km/h, mph, m/s, and knots with live conversion.

Converters

Data Storage Unit Converter

Convert between bytes, KB, MB, GB, TB, and PB — decimal or binary.

Converters

Finance Tools

6 tools

Mortgage Calculator

Calculate your monthly mortgage payment, total interest, and a year-by-year amortization summary.

Finance

Auto Loan Calculator

Calculate your monthly car payment, total interest, and total cost from vehicle price and loan terms.

Finance

Investment Compound Interest Calculator

Project investment growth with compound interest and optional monthly contributions, with a growth chart.

Finance

Retirement Savings Calculator

Project your retirement savings from current savings, monthly contributions, and expected return.

Finance

Credit Card Payoff Calculator

Calculate how long it will take to pay off a credit card balance and the total interest you will pay.

Finance

Tax Refund Estimator (US)

Estimate your US federal tax refund or amount owed from income, filing status, and withholding.

Finance