Compare software

SimulIDE vs Proteus Design Suite: catalog facts
SimulIDE	Proteus Design Suite
Free Free and open source under the AGPLv3 licence.	Paid Commercial software sold by Labcenter Electronics.
Linux	Windows
Simulates PIC, AVR and Arduino microcontrollers alongside analog and digital parts Built-in code editor and debugger with breakpoints	Simulates microcontroller firmware together with the circuit Schematic capture and PCB layout in one suite
Aimed at learning and hobby work rather than professional circuit design Debugging is described as basic	Commercial licence required Pricing is not listed on the homepage
Downloadable app	Downloadable app
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 23, 2026

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