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PyCharm vs Thonny: catalog facts
PyCharm	Thonny
Freemium A free tier is available. Professional features require a paid subscription.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux
Environment, dependency and interpreter handling that just works across projects Graphical debugger, test runner and notebook support in one place	Bundles Python, so there is nothing else to install Simple debugger suited to learning
Professional features such as web frameworks and databases need a subscription Heavy on memory compared with a text editor plus extensions	Focused on Python only Fewer features than full professional IDEs
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.