The Fastest Way to Experiment with Python.
Don't break your production environment. Test ideas, learn syntax, and master libraries in a native, instant sandbox. Perfect for learners and pros shaking off the rust.
Download for FreeFeatures
🚀 Instant Feedback Loop
Forget python script.py. CoilPad is a native desktop app for macOS (Universal Binary) and Windows that executes your code instantly as you type. No servers, no latency, just pure logic flow.
🔬 Built-in Coil Lab
Your interactive Python learning environment
More than just a scratchpad. Access 40+ comprehensive Python topics—from basic lists to advanced decorators. The split-pane view lets you read concepts on the left and run live examples on the right instantly.
✨ AI-Powered Code Explanations
Get instant AI explanations for any code snippet. Select code, right-click, and choose Simple or Deep Dive mode. Uses your own OpenRouter API key with choice of free and premium models. API key stored securely (macOS Keychain / Windows Credential Manager). Available for all users.
🔍 Code Execution Stack Trace
Right-click on any output line to see how variables evolved during execution. Perfect for understanding loops, iterations, and how your program works under the hood. Available for all users.
📑 Unlimited Tabs (Pro)
Work on multiple experiments simultaneously. Keep your ideas organized in separate tabs without losing context. Switch between projects instantly.
📦 Visual Package Management
Hate managing virtual environments in the terminal? CoilPad provides a GUI to create environments and install packages like pandas or numpy with a single click. Keep your projects isolated and organized without touching the command line.
🎨 Customizable & Native
Feels right at home on macOS and Windows. Choose from 7 developer-favorite themes (Dracula, Monokai, VS Dark), customize your fonts, and enjoy a clutter-free interface designed for focus.
See CoilPad in Action
💡 Interactive Code Examples
Each topic includes detailed explanations, working code examples, and real-time output. Learn by doing with instant feedback. Choose from 7 beautiful themes including VS Dark, GitHub Dark, Monokai, and Dracula.
🔬 Built-in Coil Lab
Your interactive Python learning environment
Access 40+ comprehensive Python topics organized by skill level. All 20+ beginner topics are completely free!
✨ AI-Powered Code Explanations
Get instant AI-powered explanations for any code snippet. Simply select your code, right-click, and choose between Simple or Deep Dive explanation modes. Uses your own OpenRouter API key with access to both free and premium AI models. Your API key is stored securely using macOS Keychain encryption. Available for all users!
🔍 Code Execution Stack Trace
Right-click on any output line to see how variables changed during execution. Track variable evolution through loops and iterations, making it easier to understand how your code works. Perfect for learning and debugging. Available for all users!
📑 Unlimited Tabs PRO
Organize multiple projects and experiments with unlimited tabs. Each tab maintains its own code and state, letting you switch between different ideas instantly. Free version includes 1 tab.
🐍 Python Environment Management
Create and manage virtual environments directly from CoilPad. Install packages, switch between environments, and keep your projects organized.
🎨 Customizable Settings
Personalize your coding environment with 7 beautiful themes, custom fonts, and adjustable font sizes. Make CoilPad truly yours.
Watch a quick demo to see how CoilPad makes Python development faster and more enjoyable. From instant feedback to the built-in 🔬 Coil Lab, experience the power of a native macOS Python playground.
Download CoilPad
Version 1.1.1
macOS 10.15+ or Windows 10+
Pricing
Free
$0
- All 20+ Beginner topics (Coil Lab)
- ✨ AI Code Explanations (BYO API key)
- Code Execution Stack Trace
- Visual Package Manager (pip/venv)
- 1 tab
- All core features
CoilPad Pro - Perpetual License
$29 $49
Pay once, use forever. No recurring payments.
- Everything in Free
- Unlimited tabs
- All 40+ learning topics (Coil Lab)
- 1 year of updates
- Use on up to 2 machines
- Standard Email Support (App & Bug fixes only)