Python Compiler Online
Run Python code online: this online Python compiler runs Python 3.13 in your browser, with nothing to install. Press Run and read the output, or the traceback if something breaks. Import numpy, pandas or matplotlib and they load for you. Sign in to save your code and share a link. It’s part of Playcode Classic, Playcode’s free code tools.
Free. No account needed to start.
When it breaks, the traceback shows where
Whatever your program prints appears in the console, in order. An error prints its full traceback, so you can follow it back to the line that failed.
What this Python online compiler can run
| Python | 3.13, running in your browser |
|---|---|
| Libraries | numpy, pandas, matplotlib, scipy, scikit-learn and requests load when you import them |
| More packages | Install from PyPI in the Packages panel |
| Charts | matplotlib appears as a picture; Plotly stays interactive once installed |
| Files | Several .py files that import each other; read a CSV you add |
| Input | Not yet: put the values in your code |
| Phone | Yes, in your phone’s browser |
| Run | Ctrl+R |
| Servers and windows | No: Flask, Django and pygame need a server or a window |
Stuck? The AI has already seen the error
Ask the editor’s AI chat. It reads the recent errors in your console, then explains the traceback or fixes the code. It uses credits; eligible new accounts get trial credits.
Part of Playcode Classic
Playcode began in 2016 as a browser coding environment. This compiler is one of its free code tools, which we now call Playcode Classic.
Playcode today is an AI platform for building and running websites and apps.
Questions people ask
Is this Python online compiler free?
Yes. You can run Python online for free, with no account. Saving and sharing need a free account, which keeps up to three saved projects, public or private; the AI chat uses credits.
Where can I run Python code online?
In your browser: open the compiler, paste or write your code and press Run. It works as a free Python code runner on a computer or a phone, with numpy, pandas and matplotlib ready to import.
Which Python version does it run?
Python 3.13 (3.13.2), on Pyodide, in your browser.
Do I need to install anything?
No. Open it in a browser on a computer or a phone and press Run.
Can I use numpy, pandas and other modules?
Yes. Import numpy, pandas, matplotlib, scipy, scikit-learn or requests and it loads by itself; the standard library is there too. Other packages install from PyPI in the Packages panel; one that needs a native build may not install.
Can my program read input with input()?
Not yet. This compiler can’t pass typed text to input(). Put the values in your code instead, for example name = "Priya".
Can it draw charts?
Yes. A matplotlib chart appears as a picture in the Output panel. Install Plotly and its charts stay interactive.
Can I run Flask, Django or pygame?
No. The compiler runs in your browser, with no server and no game window. Plain Python, data libraries and charts work.
Does it work on a phone?
Yes, in your phone’s browser. Longer code is easier on a bigger screen.
Is my code private?
Your code runs in your browser. Projects you save are stored on Playcode. A project you create while signed in starts private on every plan; one you started before signing in stays public until you turn its link off.
Is this compiler part of Playcode?
Yes. This compiler is part of Playcode Classic, Playcode’s free code tools. Playcode began in 2016 as a browser coding environment. Today it is an AI platform for building and running websites and apps.
More free code tools
- Python Playground
A sandbox where imports work.
- JavaScript Compiler
Run JavaScript, read the console.
- C Compiler
Compile and run C in your browser.
- C++ Compiler
Compile and run C++ in your browser.
- Go Compiler
Run Go in your browser.
- SQL Playground
A database with data already in it.
- JSON Formatter
Tidy and check JSON.
- Code Playground
Every language in one place.
Paste your code. Press Run.
