All Free Tools
8,445 free online tools across 85 categories
Every tool here runs in your browser — no sign-up, no upload, nothing to install. Convert files, format code, generate text, run calculations, and check SEO across PDF, image, developer, finance, and unit-conversion tools. Pick one and start.
| Tool | Category | Description | Action |
|---|---|---|---|
|
PDF to Grayscale Converter
|
PDF Tools | Open | |
|
PDF to HTML Converter
|
PDF Tools | Open | |
|
PDF to JPG Converter
|
PDF Tools | Open | |
|
PDF to Markdown Converter
|
PDF Tools | Open | |
|
PDF to MOBI Converter
|
Ebook Tools | Open | |
|
PDF to PNG Converter
|
PDF Tools | Open | |
|
PDF to PowerPoint Converter
|
PDF Tools | Open | |
|
PDF to TXT Converter
|
PDF Tools | Open | |
|
PDF to TXT Converter
|
Ebook Tools | Open | |
|
PDF to Word
|
PDF Tools | Open | |
|
PDF to Word Doc Converter
|
PDF Tools | Open | |
|
PDF Unlock
|
PDF Tools | Open | |
|
PDF Watermark
|
PDF Tools | Open | |
|
PDF417 Barcode Generator
|
Generators | Open | |
|
Peace Symbol
|
Symbols & Unicode | Open | |
|
Peak Hour Factor Calculator
|
Engineering Tools | Open | |
|
Peanut Butter Cups to Grams
|
Food & Cooking | Open | |
|
Peanut Butter Grams to Cups
|
Food & Cooking | Open | |
|
Peanuts Cups to Grams
|
Food & Cooking | Open | |
|
Peanuts Grams to Cups
|
Food & Cooking | Open | |
|
Pearson Correlation Test
|
Statistics Tools | Open | |
|
Pecans Cups to Grams
|
Food & Cooking | Open | |
|
Pecans Grams to Cups Converter
|
Food & Cooking | Open | |
|
Pedestrian Crossing Time Calculator
|
Engineering Tools | Open | |
|
Pediatric Acetaminophen Dose Calculator
|
Health & Fitness | Open | |
|
Pediatric Blood Pressure Percentile
|
Health & Fitness | Open | |
|
Pediatric BSA Dose Calculator
|
Health & Fitness | Open | |
|
Pediatric Dehydration Percentage Calculator
|
Health & Fitness | Open | |
|
Pediatric Dose Calculator
|
Health & Fitness | Open | |
|
Pediatric ETT Size Calculator
|
Health & Fitness | Open | |
|
Pediatric Fluid Maintenance Calculator
|
Health & Fitness | Open | |
|
Pediatric GFR Calculator (Bedside Schwartz)
|
Health & Fitness | Open | |
|
Pediatric Ibuprofen Dosing Calculator
|
Health & Fitness | Open | |
|
Pediatric Maintenance Fluids Calculator
|
Health & Fitness | Open | |
|
Pediatric Weight Estimation
|
Health & Fitness | Open | |
|
Pediatric Weight-Based Dose Calculator
|
Health & Fitness | Open | |
|
Pedigree Probability Calculator
|
Biology Tools | Open | |
|
Pen Name Generator
|
Generators | Open | |
|
PEN to EUR Converter
|
Currency Converters | Open | |
|
PEN to USD Converter
|
Currency Converters | Open | |
|
Pendulum Period Calculator
|
Science Tools | Open | |
|
Penicillin Allergy Risk Stratifier
|
Health & Fitness | Open | |
|
Pennyweight Converter
|
Jewelry Tools | Open | |
|
Pentagonal Number Calculator
|
Math Calculators | Open | |
|
Pentathlon Score Calculator
|
Sports Tools | Open | |
|
People Emoji List
|
Symbols & Unicode | Open | |
|
Per Mille Symbol
|
Symbols & Unicode | Open | |
|
Per Unit System Calc
|
Electrical Tools | Open |
Showing 5,425–5,472 of 8,445 tools