Link	Altium	Altium (Base)	CircuitLab	Circuits.io	DesignSpark	DipTrace	Eagle	Eagle (Academic)	Fritzing	gEDA	KiCad	OrCad	OrCad (Base)	PADs	Upverter	Upverter (Awesome+)
Screenshot
Video				vimeo.com/...											vimeo.com/...
Company	Altium	Altium			RS		CadSoft (Premier Farnell)	CadSoft (Premier Farnell)				Cadence	Cadence	Mentor Graphics	Upverter	Upverter
Website	altium.com	altium.com	circuitlab.com	circuits.io	designspark.com	diptrace.com									upverter.com	upverter.com
Product details
Price			$ 0	$ 0	$ 0	$ 0		$ 0	$ 0	$ 0	$ 0				$ 0	$ 7 / month
Open source	No	No	No	No	No	No	No	No	Yes	Yes	Yes	No	No	No	-	-
SaaS	No	No	Yes	Yes	No	No	No	No	No	No	No	No	No	No	Yes	Yes
Collaborative Editing	-	-	No	No	No	No	No	No	No	No	No	No	No	-	Yes	Yes
Schematic Capture	Yes	Yes	-	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Simulation	Yes	Yes	Yes	No	No	No	No	No	No	No	No	No	No	No	Yes	Yes
PCB Layout	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	-	Yes	-	Yes	Yes	Yes	Yes	Yes
Shared Parts Library	-	-	Yes	Yes	No	No	No	No	No	No	No	Yes	No	No	Yes	Yes
Hierarchy	Yes	Yes	No	-	No	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
Interoperability
Windows	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Linux	No	No	Yes	Yes	No	No	Yes	Yes	-	Yes	Yes	-	-	-	Yes	Yes
macOS	No	No	Yes	Yes	No	No	Yes	Yes	-	-	-	No	No	No	Yes	Yes
Languages	English	English	English	English	English	English	English	English	English	English	English	English	English	English	English	English
File Format															openJSON	openJSON
Limitations
Unlimited Layers	Yes	No	No	No	No	No	Yes	No	No	Yes	Yes	Yes	No	Yes	Yes	Yes
Unlimited Components	Yes	No	-	No	No	No	Yes	No	-	Yes	Yes	Yes	No	Yes	Yes	Yes