cordky

Free Online Tools for Everyone

Professional PDF tools, financial calculators, psychology tests, developer utilities - all free, no signup required

Fast, secure, and fully works in your browser 🔒

📄 PDF Tools

Complete PDF toolkit for all your document processing needs

Popular
📄
PDF to Word
PDF to DOCX
Perfect preservation of Korean, images, and tables
🔗
Merge PDFs
Combine multiple PDFs into one
✂️
Split PDF
Extract and split pages
🔄
PDF Image Conversion
PDF ↔ Image
🗜️
Compress PDF
Reduce file size
🔐
Encrypt PDF
Add/remove password protection
📝
Extract Text
Extract text from PDF

🛠️ Professional Tools

Comprehensive toolkit for productivity, development, and design

⚒️ Developer Tools

🔐
Base64 Encoder
Encode and decode text to Base64
Cron Expression Maker
Generate and preview schedules
📄
JSON/CSV Formatter
Format, validate, and convert JSON/CSV data with TypeScript generation
🔑
JWT Tools
Generate, decode, and verify JWT tokens with multiple algorithms
🔍
Regex Tester
Test regular expressions with explanations and common patterns

🧮 Calculator Tools

📏
Unit Converter
Convert between length, weight, temperature, and currency units instantly
📅
Date & Time Tools
Calculate dates, ages, time zones, and business days with precision
🥄
Recipe Converter
Convert ingredients, oven temperatures, and scale recipes for different pan sizes

🎨 Design Tools

🎨
Favicon Maker
Create professional favicons from any image instantly
🏢
Logo Maker
Design stunning logos with text and templates
🌈
Color Palette
Extract perfect colors from images and create harmonious palettes

💰 Financial Tools

Comprehensive US financial calculators for smart money decisions

🏠
Mortgage Calculator
Calculate monthly payments, PMI, property taxes, and total costs with amortization schedules
🎓
Student Loan Calculator
Compare repayment plans, PSLF benefits, and income-driven options for federal loans
💳
Credit & Debt Calculator
Debt avalanche vs snowball strategies with credit score impact analysis
📊
Retirement Calculator
401(k) projections, Roth vs Traditional IRA, Social Security, and FIRE analysis
📈
Investment Calculator
Compound interest, dollar-cost averaging, and portfolio optimization strategies

🧠 Psychology Tests

Discover insights about your personality and cognitive patterns

🧠
MBTI Personality Test
Discover your Myers-Briggs personality type with comprehensive analysis and career insights
🎯
ADHD Assessment
Comprehensive ADHD screening and attention pattern analysis
💭
Cognitive Style Test
Explore your thinking patterns, learning styles, and decision-making preferences

Free Online Tools and Games - Cordky

Cordky is your go-to destination for free online tools and casual games. Create professional favicons and logos, merge and split PDFs, play relaxing games, and access a growing collection of web tools designed to make your digital life easier. No registration required, completely free to use.

📄PDF Processing Tools

  • PDF Merger: Combine multiple PDF files into a single document with ease
  • PDF Splitter: Extract specific pages or split PDFs into separate files
  • PDF Converter: Convert PDFs to images or images to PDF format
  • PDF Compressor: Reduce file size while maintaining document quality

🎨Design Tools

  • Favicon Generator: Create perfect website icons in all standard sizes
  • Logo Maker: Design professional text-based logos with typography
  • Multiple Formats: Download in PNG, JPEG, SVG, and ICO formats
  • Mobile Optimized: Works perfectly on all devices

🎮Casual Gaming Experience

  • Jump Hero: Simple arcade-style jumping game for stress relief
  • Car Survival: Top-down action game with energy orbs, fever mode, and shield power-ups
  • Cut the Cake: Precision puzzle game where you slice cake wedges to match target percentages
  • Browser-Based: No downloads required, play instantly in your web browser
  • Family Friendly: Clean, safe games suitable for all ages

Why Choose Cordky?

🔒

Privacy First

All tools work in your browser. Your files and designs never leave your device.

💰

Completely Free

No hidden fees, no premium plans, no watermarks. Everything is free forever.

Fast & Simple

No registration needed. Jump right in and start creating or playing instantly.

Popular Use Cases

For Web Developers

  • • Generate favicon packages for new websites
  • • Create quick logo mockups for client presentations
  • • Merge PDF documentation and compress file sizes
  • • Take coding breaks with relaxing mini games

For Small Businesses

  • • Design professional logos without expensive software
  • • Create favicons for business websites
  • • Merge contracts and proposals into single PDF files
  • • Compress PDFs to reduce email attachment sizes

For Students & Educators

  • • Merge research papers and assignments into single documents
  • • Split lecture notes and handouts from larger PDF files
  • • Create assets for school projects and presentations
  • • Take study breaks with casual games

For Content Creators

  • • Design channel logos and branding elements
  • • Create media kits and press materials in PDF format
  • • Compress PDFs for faster sharing and uploading
  • • Relax between content creation sessions

Frequently Asked Questions

Is Cordky really free to use?

Yes! All our tools and games are completely free with no hidden charges, premium tiers, or watermarks. We believe in providing value without barriers.

Do I need to create an account?

No registration required! You can start using any of our tools or games immediately. Just visit the page and start creating or playing.

Can I use the logos and favicons commercially?

Absolutely! All designs you create with our tools can be used for personal and commercial purposes, including business websites, marketing materials, and client projects.

How does the privacy protection work?

All processing happens locally in your browser. Your images, text, and designs never leave your device or get sent to our servers, ensuring complete privacy and data security.

Cordky - PDF to Word Converter, Free Online Tools | Cordky