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SimulIDE vs Tinkercad: catalog facts
SimulIDE	Tinkercad
Free Free and open source under the AGPLv3 licence.	Free Available without a software purchase.
Linux	Web
Simulates PIC, AVR and Arduino microcontrollers alongside analog and digital parts Built-in code editor and debugger with breakpoints	Uses approachable shape-based modeling Includes circuit and coding activities
Aimed at learning and hobby work rather than professional circuit design Debugging is described as basic	Requires a web browser and an account to save projects.
Downloadable app	Web application
Open source	Closed source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 22, 2026

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