SQL Formatter
Format SQL Server, PostgreSQL and MySQL queries with consistent indentation.
Practical tool guides
SQL Minifier
Remove ordinary comments and compact whitespace without changing quoted content.
SQL to C# Model
Map a basic CREATE TABLE declaration to C# properties.
JSON to SQL INSERT
Generate escaped INSERT statements from flat JSON records.
CSV to SQL INSERT
Convert a CSV header and records into SQL INSERT statements.
SQL CREATE TABLE Generator
Build a table column by column, with types and primary keys.
SQL INSERT Generator
Build a typed INSERT statement from columns and values.
SQL UPDATE Generator
Build SET assignments with a required WHERE condition.
JSON to TypeScript
Infer a TypeScript type from a JSON example.
Text ↔ Hex
Encode UTF-8 text as hex bytes or decode it back.
URL Inspector
Inspect URL components and query parameters without opening the URL.
JSON Validator
Check JSON syntax without changing your data.
JSON Key Sorter
Sort object keys recursively while preserving array order.
JSON String Escaper
Escape text as a JSON string or decode a JSON string.
Query String Parser
Inspect URL query parameters, including repeated keys.
Text Reverser
Reverse text by Unicode code points or reverse line order.
URL Slug Generator
Create a URL-friendly slug from a title.
Line Numbering
Add line numbers or remove a numeric prefix.
Word Frequency
Count case-insensitive words and sort by frequency.
JSON Formatter
Format, validate and minify your JSON.
PDF to Word
Convert PDF to an editable Word document while preserving its layout, images and tables.
PDF to Images
Export PDF pages as crisp PNG images.
Images to PDF
Bring your images together in one PDF.
Image Compressor
Smaller JPEG and WebP files, your quality.
Base64 to PDF
Preview, print and download a Base64 PDF.
AES-256 Encryption
Encrypt and decrypt text with a password.
Merge PDFs
Combine multiple PDFs in your chosen order.
Split PDF
Save every page as a separate PDF in a ZIP.
Extract PDF Pages
Keep selected pages in a new document.
Rotate PDF
Rotate every page by 90, 180 or 270 degrees.
PDF to Text
Extract selectable text from your PDF.
PDF to Base64
Encode a PDF as a Base64 string.
Image Converter
Convert between PNG, JPEG and WebP.
Image Resizer
Resize an image with its aspect ratio intact.
Image Upscaler
Enlarge images with smooth resampling.
Rotate & Flip
Rotate or mirror your image in one click.
Image to Base64
Generate a data URI for an image.
Base64 to Image
Decode a PNG, JPEG or WebP data URI.
Base64 Encoder
Encode and decode Unicode text.
URL Encoder
Encode or decode URL components.
HTML Entities
Escape and unescape HTML characters.
JWT Decoder
Inspect a token’s header, payload and time claims.
SHA Hash Generator
Generate SHA-256, SHA-384 or SHA-512.
HMAC Generator
Create a keyed SHA-256 message digest.
UUID Generator
Generate random UUID v4 identifiers.
Password Generator
Generate strong random passwords.
Timestamp Converter
Convert Unix seconds, milliseconds and ISO dates.
JSON ↔ CSV
Convert flat JSON records and quoted CSV.
JSON ↔ YAML
Switch between JSON and YAML.
XML Formatter
Validate, indent or minify XML.
Regex Tester
Find matches with JavaScript regular expressions.
Case Converter
Change text casing for copy or code.
Word & Character Count
Count words, characters, lines and reading time.
Text Cleaner
Clean whitespace, sort or deduplicate lines.
Text Diff
Compare two texts line by line.
Number Base Converter
Convert integers between binary, decimal and hex.
Color Converter
Convert hex colors to RGB and HSL.
QR Code Generator
Create a downloadable QR code for text or links.
Average Calculator
Use average calculator with your own values and review the result.
LCM Calculator
Use lcm calculator with your own values and review the result.
HCF / GCD Calculator
Use hcf / gcd calculator with your own values and review the result.
Ratio Calculator
Use ratio calculator with your own values and review the result.
Proportion Calculator
Use proportion calculator with your own values and review the result.
Fraction Calculator
Use fraction calculator with your own values and review the result.
Decimal to Fraction
Use decimal to fraction with your own values and review the result.
Fraction to Decimal
Use fraction to decimal with your own values and review the result.
Prime Number Checker
Use prime number checker with your own values and review the result.
Prime Factorization
Use prime factorization with your own values and review the result.
Square Root Calculator
Use square root calculator with your own values and review the result.
Cube Root Calculator
Use cube root calculator with your own values and review the result.
Exponent Calculator
Use exponent calculator with your own values and review the result.
Scientific Calculator
Use scientific calculator with your own values and review the result.
GPA Calculator
Use gpa calculator with your own values and review the result.
CGPA Calculator
Use cgpa calculator with your own values and review the result.
CGPA to Percentage
Use cgpa to percentage with your own values and review the result.
Percentage to CGPA
Use percentage to cgpa with your own values and review the result.
Grade Calculator
Use grade calculator with your own values and review the result.
Marks Percentage Calculator
Use marks percentage calculator with your own values and review the result.
Marks Required Calculator
Use marks required calculator with your own values and review the result.
Exam Score Calculator
Use exam score calculator with your own values and review the result.
Attendance Calculator
Use attendance calculator with your own values and review the result.
Required Attendance Calculator
Use required attendance calculator with your own values and review the result.
Study Hours Calculator
Use study hours calculator with your own values and review the result.
Study Time Planner
Build a dated plan from your subjects and available study time.
Class Schedule Generator
Build a dated plan from your subjects and available study time.
Study Timetable Generator
Build a dated plan from your subjects and available study time.
Revision Planner
Build a dated plan from your subjects and available study time.
Exam Countdown
Use exam countdown with your own values and review the result.
Semester Countdown
Use semester countdown with your own values and review the result.
Assignment Deadline Calculator
Use assignment deadline calculator with your own values and review the result.
Pomodoro Timer
Start, pause and reset a timer for your session.
Random Study Timer
Start, pause and reset a timer for your session.
Sentence Counter
Use sentence counter with your own values and review the result.
Reading Time Calculator
Use reading time calculator with your own values and review the result.
Essay Word Counter
Use essay word counter with your own values and review the result.
Paragraph Counter
Use paragraph counter with your own values and review the result.
Citation Generator
Use citation generator with your own values and review the result.
Bibliography Generator
Use bibliography generator with your own values and review the result.
Notes Formatter
Use notes formatter with your own values and review the result.
Markdown Notes Converter
Use markdown notes converter with your own values and review the result.
Text to Outline
Use text to outline with your own values and review the result.
Outline to Notes
Use outline to notes with your own values and review the result.
Flashcard Generator
Use flashcard generator with your own values and review the result.
Quiz Question Generator
Use quiz question generator with your own values and review the result.
Scientific Notation Converter
Use scientific notation converter with your own values and review the result.
Binary Calculator
Use binary calculator with your own values and review the result.
Hex Calculator
Use hex calculator with your own values and review the result.
Roman Numeral Converter
Use roman numeral converter with your own values and review the result.
Number to Words
Use number to words with your own values and review the result.
GST Calculator
Use gst calculator with your own values and review the result.
GST Inclusive Calculator
Use gst inclusive calculator with your own values and review the result.
GST Exclusive Calculator
Use gst exclusive calculator with your own values and review the result.
CGST Calculator
Use cgst calculator with your own values and review the result.
SGST Calculator
Use sgst calculator with your own values and review the result.
IGST Calculator
Use igst calculator with your own values and review the result.
Tax Calculator
Use tax calculator with your own values and review the result.
Profit & Loss Calculator
Use profit & loss calculator with your own values and review the result.
Profit Calculator
Use profit calculator with your own values and review the result.
Selling Price Calculator
Use selling price calculator with your own values and review the result.
Cost Price Calculator
Use cost price calculator with your own values and review the result.
Commission Calculator
Use commission calculator with your own values and review the result.
Break-Even Calculator
Use break-even calculator with your own values and review the result.
Invoice Total Calculator
Use invoice total calculator with your own values and review the result.
Change Calculator
Use change calculator with your own values and review the result.
Inventory Calculator
Use inventory calculator with your own values and review the result.
Stock Value Calculator
Use stock value calculator with your own values and review the result.
Stock Reorder Calculator
Use stock reorder calculator with your own values and review the result.
Low Stock Calculator
Use low stock calculator with your own values and review the result.
Inventory Turnover Calculator
Use inventory turnover calculator with your own values and review the result.
Product Quantity Calculator
Use product quantity calculator with your own values and review the result.
Unit Price Calculator
Use unit price calculator with your own values and review the result.
Bulk Price Calculator
Use bulk price calculator with your own values and review the result.
Price per Kg Calculator
Use price per kg calculator with your own values and review the result.
Price per Gram Calculator
Use price per gram calculator with your own values and review the result.
Price per Liter Calculator
Use price per liter calculator with your own values and review the result.
Invoice Generator
Create a printable invoice from your own line items.
Quotation Generator
Create a printable quotation from your own line items.
Receipt Generator
Create a printable receipt from your own line items.
Purchase Order Generator
Create a printable purchase order from your own line items.
Delivery Note Generator
Create a printable delivery note from your own line items.
Proforma Invoice Generator
Create a printable proforma invoice from your own line items.
Estimate Generator
Create a printable estimate from your own line items.
Simple Bill Generator
Create a printable simple bill from your own line items.
Payment Receipt Generator
Create a printable payment receipt from your own line items.
Credit Note Generator
Create a printable credit note from your own line items.
Debit Note Generator
Create a printable debit note from your own line items.
Daily Sales Calculator
Use daily sales calculator with your own values and review the result.
Monthly Sales Calculator
Use monthly sales calculator with your own values and review the result.
Daily Expense Calculator
Use daily expense calculator with your own values and review the result.
Expense Tracker
Use expense tracker with your own values and review the result.
Daily Profit Calculator
Use daily profit calculator with your own values and review the result.
Monthly Profit Calculator
Use monthly profit calculator with your own values and review the result.
Cash Counter
Use cash counter with your own values and review the result.
Cash Denomination Calculator
Use cash denomination calculator with your own values and review the result.
Opening / Closing Cash Calculator
Use opening / closing cash calculator with your own values and review the result.
Shop Rent Calculator
Use shop rent calculator with your own values and review the result.
Employee Salary Calculator
Use employee salary calculator with your own values and review the result.
Overtime Calculator
Use overtime calculator with your own values and review the result.
Working Hours Calculator
Use working hours calculator with your own values and review the result.
SIP Calculator
Use sip calculator with your own values and review the result.
Savings Calculator
Use savings calculator with your own values and review the result.
Monthly Budget Planner
Use monthly budget planner with your own values and review the result.
Expense Splitter
Use expense splitter with your own values and review the result.
Salary Breakdown Calculator
Use salary breakdown calculator with your own values and review the result.
Savings Goal Calculator
Use savings goal calculator with your own values and review the result.
Debt Payoff Calculator
Use debt payoff calculator with your own values and review the result.
Currency Converter
Use currency converter with your own values and review the result.
Inflation Calculator
Use inflation calculator with your own values and review the result.
Days Until Date
Use days until date with your own values and review the result.
Date Add / Subtract Calculator
Use date add / subtract calculator with your own values and review the result.
Countdown Timer
Start, pause and reset a timer for your session.
Stopwatch
Start, pause and reset a timer for your session.
World Clock
Use world clock with your own values and review the result.
Time Zone Converter
Use time zone converter with your own values and review the result.
Week Number Calculator
Use week number calculator with your own values and review the result.
Working / Business Days Calculator
Use working / business days calculator with your own values and review the result.
Leap Year Checker
Use leap year checker with your own values and review the result.
Length Converter
Convert values with explicit source and destination units.
Weight Converter
Convert values with explicit source and destination units.
Speed Converter
Convert values with explicit source and destination units.
Time Converter
Convert values with explicit source and destination units.
Area Converter
Convert values with explicit source and destination units.
Volume Converter
Convert values with explicit source and destination units.
Pressure Converter
Convert values with explicit source and destination units.
Energy Converter
Convert values with explicit source and destination units.
Data Storage Converter
Convert values with explicit source and destination units.
Cooking Unit Converter
Convert values with explicit source and destination units.
Temperature Converter
Use temperature converter with your own values and review the result.
Fuel Economy Converter
Use fuel economy converter with your own values and review the result.
Shoe Size Converter
Use shoe size converter with your own values and review the result.
Clothing Size Converter
Use clothing size converter with your own values and review the result.
Paper Size Converter
Use paper size converter with your own values and review the result.
Random Number Generator
Use random number generator with your own values and review the result.
Random Name Picker
Use random name picker with your own values and review the result.
Barcode Generator
Use barcode generator with your own values and review the result.
Country Code Finder
Use country code finder with your own values and review the result.
XML Validator
Check XML syntax and locate malformed markup.
HTML Formatter
Indent HTML with a syntax-aware formatter.
HTML Minifier
Compact HTML while preserving whitespace and inline script content.
CSS Formatter
Format stylesheets with consistent indentation.
CSS Minifier
Compact CSS with a CSS parser.
JavaScript Minifier
Minify JavaScript without executing the code.
JavaScript Beautifier
Format JavaScript for easier review.
YAML Formatter
Validate and format a YAML document.
TOML Formatter
Parse and serialize TOML configuration.
Markdown Formatter
Apply consistent Markdown formatting.
Cron Expression Generator
Build a standard five-field cron schedule.
User-Agent Parser
Identify browser, OS and device hints from a user-agent string.
MIME Type Lookup
Find registered media types by extension or type.
HTTP Status Code Lookup
Look up common HTTP response status meanings.
Random String Generator
Generate random strings with your selected alphabet.
MD5 Generator
Calculate a legacy MD5 digest; unsuitable for security.
Random Token Generator
Generate random bytes as hexadecimal or Base64URL.
Secret Key Generator
Generate 128, 192 or 256 random key bits.
Checksum Generator
Calculate SHA-256, SHA-512 or MD5 for a local file.
Password Strength Checker
Estimate password guessability locally without sending it.
Sentence Case
Capitalize the beginning of sentences.
Lorem Ipsum Generator
Generate placeholder paragraphs for layouts.
Text ↔ ASCII
Convert ASCII characters to decimal codes and back.
Text ↔ Binary
Convert UTF-8 text to eight-bit binary bytes and back.
CSV to XML
Convert CSV records into an XML row document.
JSON to XML
Convert JSON data into XML with explicit value types.
XML to JSON
Parse XML as JSON, retaining attributes and string values.
CSV Viewer
Inspect quoted CSV as a table.
CSV Formatter
Normalize CSV quoting and line endings.
CSV Column Extractor
Extract named columns from a CSV document.
CSV Deduplicator
Remove exact duplicate data rows from CSV.
JSON Array Sorter
Sort an array of objects by a top-level field.
Percentage Calculator
Calculate a percentage of a value.
Discount Calculator
Calculate savings and the final price.
Age Calculator
Find calendar age from two dates.
BMI Calculator
Calculate adult BMI from height and weight; not a diagnosis.
Loan Calculator
Estimate fixed-rate monthly payments.
Mortgage Calculator
Estimate principal and interest plus optional monthly costs.
Interest Calculator
Calculate simple interest.
Compound Interest Calculator
Estimate growth with periodic compounding.
Profit Margin Calculator
Find gross profit and profit margin.
Markup Calculator
Calculate a selling price from cost and markup.
ROI Calculator
Calculate a simple return on investment.
Salary Calculator
Convert gross annual salary to monthly, weekly and hourly pay.
Hourly to Annual Salary
Estimate gross annual pay from hourly work.
Tip Calculator
Calculate a tip and total bill.
Split Bill Calculator
Split a bill and optional tip equally.
Date Difference Calculator
Calculate days and weeks between calendar dates.
Time Duration Calculator
Calculate elapsed time between two date-times.
Unit Converter
Convert length, mass, temperature, area, volume and speed.
HTTP Status Checker
Check a URL when the destination permits browser cross-origin requests.
Meta Tag Generator
Create escaped title and description tags.
Open Graph Generator
Generate social sharing metadata for a page.
Robots.txt Generator
Create crawler rules for a website.
Sitemap Generator
Create an XML sitemap from absolute page URLs.
UTM Builder
Build a campaign URL with encoded UTM parameters.
Word to PDF
Convert DOCX text into a PDF.
PDF Page Reorder
Rebuild a PDF in your selected page order.
PDF Metadata Viewer
Inspect standard PDF metadata and page dimensions.
PDF Metadata Remover
Remove standard document information and XMP metadata.
PDF Password Protect
Encrypt a PDF with a password using local QPDF.
PDF Unlock
Decrypt a PDF using a password you provide.
PDF Compressor
Optimize PDF streams and object storage locally.
Image Cropper
Crop an image to a rectangle using pixel coordinates.
Image Metadata Viewer
Inspect image dimensions and available EXIF metadata.
Image Metadata Remover
Re-encode an image without its original EXIF metadata.
Image Color Picker
Read an RGB and hex color from an image pixel.
Favicon Generator
Create an ICO plus PNG favicon sizes in a ZIP.
SVG to PNG
Rasterize a self-contained SVG into a PNG.
PNG to SVG
Wrap a PNG image inside an SVG document.
Screenshot to Image
Capture a selected screen or tab and download a PNG.
JPG to PNG
Convert JPG images to PNG locally.
PNG to JPG
Convert PNG images to JPG locally.
JPG to WebP
Convert JPG images to WebP locally.
PNG to WebP
Convert PNG images to WebP locally.
WebP to JPG
Convert WebP images to JPG locally.
WebP to PNG
Convert WebP images to PNG locally.
Remove Extra Spaces
Collapse repeated horizontal whitespace while preserving line breaks.
Practical tutorials
- How to Calculate GST-Inclusive and GST-Exclusive Amounts
- How to Format JSON and Fix Common Syntax Errors
- How to Convert a PDF to Word and Review the Result
Other usage-note pages may repeat tool instructions. These three tutorials address distinct tasks and troubleshooting.