Free Download LTspice, the latest standalone offline installer for macOS. It is a robust SPICE simulator, schematic capture, and waveform viewer and stands as a powerful tool for engineers and enthusiasts delving into the world of analog circuit design.

Overview of LTspice for macOS

It is a formidable SPICE simulator, schematic capture, and waveform viewer, providing engineers and enthusiasts with a powerful tool for simulating and optimizing analog circuits. Its speedy simulations, extensive component library, and user-friendly graphical interface facilitate efficient design exploration and analysis. The software's versatility and features, like waveform viewing, Monte Carlo analysis, and parametric sweep, make it an indispensable resource for beginners and seasoned professionals, contributing to a seamless and insightful analog circuit design experience.

Features of LTspice for macOS

  • Speedy Simulations: Whether you're designing filters, amplifiers, or oscillators, the software ensures rapid results without compromising accuracy.
  • Rich Component Library: The software has an extensive library of components and models, allowing users to simulate various analog and mixed-signal circuits. This comprehensive library significantly streamlines the design process.
  • Waveform Viewer: The built-in waveform viewer offers an intuitive way to analyze simulation results. Users can explore waveforms, voltage plots, and current flows, gaining insights into circuit behavior.
  • Schematic Capture: The graphical schematic capture interface simplifies creating and editing circuit schematics. This feature enhances user experience by visually representing the designed circuits.
  • Monte Carlo Analysis: It offers Monte Carlo analysis for those seeking to assess circuit performance under various conditions. This powerful tool allows users to simulate circuits with randomized component variations, providing a realistic perspective on real-world scenarios.
  • Parametric Sweep: Design optimization is made easier with the parametric sweep feature. Users can analyze how circuit performance varies with changing component values, aiding in designing fine-tuning.
  • Subcircuit Hierarchy: Managing complex circuits becomes more manageable with support for subcircuit hierarchy. This feature facilitates the organization of intricate designs, promoting a structured and efficient workflow.
  • Interactive Simulation: The interactive simulation mode enables real-time probing and adjustment of circuit parameters. This hands-on approach allows users to observe dynamic changes in circuit behavior, fostering a deeper understanding of the design.
  • Custom Model Support: Allows users to incorporate custom models, expanding the range of components available for simulation. This flexibility is precious for those working with specialized or proprietary components.

Technical Details and System Requirements

macOS 10.15 or later


It is a reliable, fast, and accessible tool in analog circuit simulation. Its rich feature set and intuitive interface empower engineers and enthusiasts to explore and refine their designs with unparalleled ease. As a free and accessible software, it opens the doors to innovation, making it an indispensable asset in the toolkit of anyone involved in analog circuitry.


Q: Can I simulate digital circuits?
A: While it primarily focuses on analog circuit simulation, it does offer some support for digital components and mixed-signal circuits.

Q: How often is the tool updated?
A: Updates are periodically released, bringing improvements, bug fixes, and additional features. It's recommended to check the official website for the latest version.


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