Index · 785 tools in 54 subjects
Every tool, filed by subject
Calculators, converters, text utilities, PDF tools and developer helpers. Use the list on the left to jump to a subject, or press / to search by name.
PDF Tools 35
- Add Watermark
- Compress PDF
- CSV to PDF
- Delete PDF Pages
- Duplicate PDF Pages
- Edit PDF
- Excel to PDF
- HTML to PDF
- JPG to PDF
- JSON to PDF
- Merge PDF
- PDF to CSV
- PDF to Excel
- PDF to HTML
- PDF to JPG
- PDF to JSON
- PDF to PNG
- PDF to PowerPoint
- PDF to SVG
- PDF to Text
- PDF to TIFF
- PDF to Word
- PDF to XML
- PNG to PDF
- PowerPoint to PDF
- Rearrange PDF Pages
- Rotate PDF
- Sign PDF
- Split PDF
- SVG to PDF
- Text to PDF
- TIFF to PDF
- PDF Signature Checker
- Word to PDF
- XML to PDF
Data Conversion Suite 15
Markdown Studio Pro 6
Writing & Text Tools 5
Text Studio Pro 14
- AI Paragraph Rewriter
- AI Sentence Rephraser
- AI Text to Image
- Bubble Text Generator
- Fancy Font Generator
- Glitch Text Generator
- Invisible Char Generator
- Online Text Editor
- Reverse Text Generator
- Small Text Generator
- Smart Rewording Tool
- Speech to Text Converter
- Stylish Text Generator
- Zalgo Text Generator
Text Cleanup & Transform 15
Text Manipulation Suite 12
Case Converters 13
Text Analytics & Insights 8
Creative AI & Linguistic 15
Content & AI Generators 3
Text Styling & Effects 7
Structuring & Obfuscation 10
QR, Barcode & Morse Codes 10
Encoding & Transformation 24
- ASCII to Text
- Base32 to Text
- Base58 to Text
- Base64 to Text
- Binary to Hex
- Binary to Text
- Emoji to Text
- Hex to Binary
- Hex to Text
- HTML Decode
- HTML Encode
- ROT13 to Text
- Text to ASCII
- Text to Base32
- Text to Base58
- Text to Base64
- Text to Binary
- Text to Emoji
- Text to Hex
- Text to ROT13
- Unicode Decode
- Unicode Encode
- URL Decode
- URL Encode
Cybersecurity Tools 13
Random Generators 10
Data Extraction Pro 7
Developer Tools 22
- Online Python Compiler & Editor
- HTML Beautifier
- HTML Formatter
- HTML Link Extractor
- HTML Minifier
- HTML Table Generator
- HTML to Text
- HTML Validator
- HTML Viewer
- JSON Beautifier
- JSON Compare
- JSON Converter
- JSON Diff Checker
- JSON Escape / Unescape
- JSON Formatter
- JSON Minifier
- JSON Parser
- JSON Pretty Print
- JSON Schema Generator
- JSON Validator
- JSON Viewer & Tree Editor
- Text to HTML
JavaScript Developer Suite 10
PHP Developer Suite 8
Premium CSS Studio 13
SQL & Query Suite 9
Regex Engineering Hub 7
API & Network Tools 9
Code Processing Tools 2
Code Analysis & Debugging 4
Log Processing Tools 5
DevOps & Config Tools 6
Developer Utilities 4
Legal Document Generators 2
SEO Tools 11
Basic Math 18
- Average Calculator
- Basic Calculator
- Big Number Calculator
- Common Factor Calculator
- Conversion Calculator
- Engineering Calculator
- Factor Calculator
- Four-Function Calculator
- GPA Calculator
- Grade Calculator
- Graphing Calculator
- Greatest Common Factor Calculator
- Least Common Multiple Calculator
- Long Division Calculator
- Prime Factorization Calculator
- Programmable Calculator
- Root Calculator
- Rounding Calculator
Algebra 27
- Acceleration calculator
- Algebra calculator
- Aspect Ratio calculator
- Cube Root calculator
- Determinant calculator
- Exponent Calculator
- Exponential calculator
- Factorial Calculator
- Fraction Calculator
- Income Ratio calculator
- Inequality Calculator
- Linear Equation Calculator
- Loss Percentage calculator
- Matrix Calculator
- Number Sequence Calculator
- Percentage Calculator
- Percentage Decrease calculator
- Percentage Increase calculator
- Polynomial Calculator
- Proportion Calculator
- Quadratic Equation calculator
- Quadratic Formula Calculator
- Ratio Calculator
- Scientific Calculator
- Scientific Notation Calculator
- Series Calculator
- Square Root calculator
Geometry 25
- Angle Calculator
- Area Calculator
- Circle Area calculator
- Circle Calculator
- Circle Circumference calculator
- Cone Volume calculator
- Coordinate Geometry Calculator
- Cylinder Volume calculator
- Distance Calculator
- Distance Formula calculator
- Geometry Calculator
- Graph Plotter
- Land Area calculator
- Midpoint Calculator
- Pythagorean calculator
- Pythagorean Theorem Calculator
- Rectangle Area calculator
- Right Triangle Calculator
- Slope Calculator
- Sphere Volume calculator
- Surface Area Calculator
- Triangle Area calculator
- Triangle Calculator
- Vector Calculator
- Volume Calculator
Trigonometry 8
Calculus 2
Statistics 17
- Confidence Interval Calculator
- Correlation calculator
- Covariance calculator
- Mean calculator
- Mean, Median, Mode, Range
- Median Calculator
- Mode Calculator
- P-value Calculator
- Permutation & Combination Calculator
- Probability Calculator
- Range Calculator
- Regression calculator
- Sample Size Calculator
- Standard Deviation Calculator
- Statistics Calculator
- Variance Calculator
- Z-score Calculator
Number Systems 6
Science 48
- AP Chemistry Score Calculator
- Avogadro calculator
- Boyle Law calculator
- Charles Law calculator
- Chemical Equation calculator
- Chemistry calculator
- Current calculator
- Density Calculator
- Density Chemistry calculator
- Dew Point Calculator
- Electrical Power calculator
- Electricity Calculator
- Energy calculator
- Energy Work calculator
- Force Calculator
- Force Mass calculator
- Frequency Calculator
- Gas Law calculator
- Gravity calculator
- Half-Life Calculator
- Heat Index Calculator
- Ideal Gas calculator
- Kinetic Energy calculator
- Light Speed calculator
- Log Calculator
- Mass Calculator
- Molarity Calculator
- Molecular Weight Calculator
- Momentum calculator
- Ohms Law Calculator
- Physics calculator
- Pixel Density calculator
- Potential Energy calculator
- Power calculator
- Power Output calculator
- Reaction Rate calculator
- Specific Heat calculator
- Thermal Energy calculator
- Torque Calculator
- Velocity calculator
- Voltage calculator
- Voltage Drop Calculator
- Wavelength calculator
- Weight Calculator
- Wind Chill Calculator
- Work Calculator
- Work Done calculator
- Work Hours calculator
Fitness & Health 26
- Age Calculator
- Army Body Fat Calculator
- BMI Calculator
- BMR Calculator
- Body Fat Calculator
- Calorie Calculator
- Calories Burned Calculator
- Carbohydrate Calculator
- Diabetes Risk Calculator
- Fat Intake Calculator
- Golf Handicap Calculator
- Healthy Weight Calculator
- Height Calculator
- Ideal Weight Calculator
- Lean Body Mass Calculator
- Macro Calculator
- One Rep Max Calculator
- Overweight Calculator
- Pace Calculator
- Protein Calculator
- Sleep Calculator
- Steel Weight calculator
- Target Heart Rate Calculator
- TDEE Calculator
- Water Intake Calculator
- Weight Watcher Points Calculator
Pregnancy 8
Medical Tools 9
Finance 118
- 401K Calculator
- Annuity Calculator
- Annuity Payout Calculator
- APR Calculator
- Apy calculator
- Auto Lease Calculator
- Auto Loan Calculator
- Average Return Calculator
- Boat Loan Calculator
- Bond Calculator
- Break Even Point calculator
- Break-Even Calculator
- Budget Calculator
- Budget Planner calculator
- Business Loan Calculator
- Canadian Mortgage Calculator
- Car Depreciation Calculator
- Car Loan calculator
- Cash Back or Low Interest Calculator
- Cash Flow calculator
- CD Calculator
- College Cost Calculator
- Commission Calculator
- Compound Interest Calculator
- Construction Cost calculator
- Cost calculator
- Credit Card Calculator
- Debt Consolidation Calculator
- Debt Payoff Calculator
- Debt Ratio calculator
- Debt-to-Income Ratio Calculator
- Derivative calculator
- Discount Calculator
- Dividend calculator
- Down Payment Calculator
- EMI Calculator
- Estate Tax Calculator
- Expense calculator
- Expense Tracker calculator
- FHA Loan Calculator
- Finance Calculator
- Forecast calculator
- Future Value Calculator
- GDP Calculator
- Gold Price calculator
- Gross Profit Calculator
- GST Calculator
- HELOC Calculator
- Home Equity Loan Calculator
- House Affordability Calculator
- Income Tax Calculator
- Inflation Calculator
- Interest Calculator
- Investment Calculator
- IRR Calculator
- Lease Calculator
- Loan Calculator
- Loan Eligibility calculator
- Loan Interest calculator
- Margin Calculator
- Markup Calculator
- Marriage Tax Calculator
- Mortgage Amortization Calculator
- Mortgage calculator
- Mortgage Calculator UK
- Mortgage Payoff Calculator
- Mutual Fund Calculator
- Net Profit Calculator
- Net Worth Calculator
- NPV Calculator
- Payback Period Calculator
- Payment Calculator
- Pension Calculator
- Percent Off Calculator
- Personal Loan Calculator
- Portfolio calculator
- Portfolio Return calculator
- Present Value Calculator
- Pricing calculator
- Profit Calculator
- Profit Margin Calculator
- Profit Percentage calculator
- Property Tax calculator
- Real Estate Calculator
- Refinance Calculator
- Rent Calculator
- Rent vs. Buy Calculator
- Rental Property Calculator
- Repayment Calculator
- Retirement Calculator
- Revenue calculator
- RMD Calculator
- ROI Calculator
- Roi Growth calculator
- Roi Percentage calculator
- Roth IRA Calculator
- Salary Calculator
- Salary Increment calculator
- Salary Tax calculator
- Sales Tax Calculator
- Savings Calculator
- Savings Goal calculator
- Savings Interest calculator
- Sharpe Ratio calculator
- Shipping Cost calculator
- Silver Price calculator
- Simple Interest Calculator
- Social Security Calculator
- Stock Average calculator
- Stock Profit calculator
- Student Loan Calculator
- Take-Home Paycheck Calculator
- Tax Bracket calculator
- Tax Calculator
- Tax Refund calculator
- Tip & Bill Splitter
- VA Mortgage Calculator
- VAT Calculator
Conversion 15
Construction 14
Tech & Dev 17
- Algorithm Complexity Calculator
- Bandwidth Calculator
- Base64 Encode / Decode
- Bitcoin calculator
- Bitrate calculator
- Crypto calculator
- Data Usage calculator
- Download Time Calculator
- Ethereum calculator
- Frame Rate calculator
- Hash Calculator
- Network Calculator
- Resistor Calculator
- Sip calculator
- Upload Speed Calculator
- Upload Time calculator
- URL Encode / Decode
Time & Date 15
Automotive 13
- Distance Travel Calculator
- Driving Distance Calculator
- Engine Horsepower Calculator
- Flight Time Calculator
- Fuel Consumption Calculator
- Fuel Cost (Simple)
- Gas Mileage Calculator
- Horsepower Calculator
- Mileage Calculator
- Running Speed Calculator
- Speed Calculator
- Tire Size Calculator
- Travel Time Calculator
Business 9
Education 5
Advanced 39
- Age Difference calculator
- AI Model Cost Calculator
- Alpha calculator
- Audio calculator
- Bayesian Calculator
- Beta calculator
- Blockchain Gas Fee Calculator
- Bonus calculator
- Carbon Footprint Calculator
- Cement calculator
- Compound Growth calculator
- Credit Score calculator
- Cryptography Calculator
- Deposit calculator
- Discount Price calculator
- Discount Rate calculator
- Efficiency calculator
- Emi Affordability calculator
- Equation Solver
- Fourier Transform Calculator
- Heat calculator
- Hourly Rate calculator
- House Price calculator
- Loss calculator
- Mining Profit Calculator
- Monte Carlo Calculator
- Packaging calculator
- Payroll calculator
- Pressure calculator
- Radioactive Decay calculator
- Rent Affordability calculator
- Risk calculator
- Screen Size calculator
- Signal Processing Calculator
- Simple calculator
- Solar Panel Calculator
- Temperature Change calculator
- Wage calculator
- Withdrawal calculator
Fun & Games 4
Lifestyle 8
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