pyenv-win
Simple Python version management for Windows.
- Status
- Generally available
- Last checked
- Aging · Sep 2, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
Pyenv-win is a tool that simplifies the process of managing multiple versions of Python on Windows systems, making it easier to switch between different environments and maintain project-specific dependencies.
Pyenv-win is the only tool designed specifically to simplify Python version management on Windows, offering an easy way to handle multiple environments without complex setup.
When it fits — and when it doesn’t
A good fit for
Developers working on Windows who need to manage multiple Python versions.
Teams that require project-specific Python environments on Windows systems.
Look elsewhere if
Users looking for a cloud-based solution for Python version management.
Developers primarily using non-Windows operating systems.
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited active development and community support
The project has a relatively small number of contributors and infrequent updates, which can lead to unresolved issues and slower adoption of new Python versions.
- 02
Complex setup process for Windows users
Users often report difficulties in setting up pyenv-win due to the need for manual configuration steps and potential conflicts with existing system settings on Windows.
- 03
Performance overhead when switching Python versions
Switching between different Python versions using pyenv-win can introduce some performance overhead, particularly noticeable in larger projects or during continuous integration processes.
What it does well
Simplifies Python version management on Windows.
Allows for easy switching between different Python versions.
Supports project-specific Python environments.
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up pyenv-win
Setup steps, common gotchas and what to check after 30 days.