Easy Block Diagram Software
Create block diagrams, electrical circuit diagrams, schematics, and more in minutes with SmartDraw.
Download Our Block Diagram Software FREE!
Start with the exact template you need—not just a blank screen. Add your information and SmartDraw does the rest, aligning everything and applying professional design themes for great results every time.
Top reasons SmartDraw is the ideal block diagram software:
- Quick-Start Templates
Dozens of electrical design examples make you instantly productive. Choose a block diagram template that is most similar to your project and customize it to suit your needs. - Exhaustive Symbol Library
You get hundreds of ready-made visuals and templates for electrical switches, sensors, relays, bulbs, analog devices, audio systems, NECA symbols and more! - Automatic Formatting
SmartDraw helps you align and arrange everything perfectly. And SmartDraw's "intelligent" connecting lines stay attached to your components even when you move them around. - Free Support
Got a question? Call or email us. SmartDraw experts are standing by ready to help, for free!