LTspice vs Ngspice

Struggling to choose between LTspice and Ngspice? Both products offer unique advantages, making it a tough decision.

LTspice is a Development solution with tags like circuit-simulation, analog-circuits, spice.

It boasts features such as Schematic capture, SPICE simulation engine, Waveform viewer, Component library, Macros, Behavioral modeling, Encryption and pros including Free and open source, User friendly interface, Large component library, Good for simulating analog circuits, Can handle complex designs, Cross platform.

On the other hand, Ngspice is a Development product tagged with electronics, semiconductors, circuit-simulation, spice-models, analog-circuits, digital-circuits, mixedsignal-circuits.

Its standout features include SPICE circuit simulator, Supports digital, analog and mixed-mode circuits, Has an extensive model library, Supports PSpice compatible models, Has a graphical waveform viewer, Can generate netlists from schematics, Has Monte Carlo and worst-case analysis, Can do DC, AC, Transient and Fourier analysis, and it shines with pros like Free and open source, Powerful simulation capabilities, Large model library, Compatible with many SPICE models, Good for learning circuit simulation.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

LTspice

LTspice

LTspice is a free circuit simulation software by Analog Devices. It is used for simulating analog and mixed-signal circuits. LTspice allows schematic capture and waveform viewing to verify circuit designs and study circuit behavior.

Categories:
circuit-simulation analog-circuits spice

LTspice Features

  1. Schematic capture
  2. SPICE simulation engine
  3. Waveform viewer
  4. Component library
  5. Macros
  6. Behavioral modeling
  7. Encryption

Pricing

  • Free
  • Open Source

Pros

Free and open source

User friendly interface

Large component library

Good for simulating analog circuits

Can handle complex designs

Cross platform

Cons

Limited to analog/mixed-signal circuits

Steep learning curve

No collaborative features

Limited technical support


Ngspice

Ngspice

Ngspice is an open-source circuit simulator for electronics and semiconductors. It allows analyzing, modeling, and testing analog, digital and mixed-signal circuits with over 500 spice models of MOSFETs, BJTs, diodes, transformers, etc.

Categories:
electronics semiconductors circuit-simulation spice-models analog-circuits digital-circuits mixedsignal-circuits

Ngspice Features

  1. SPICE circuit simulator
  2. Supports digital, analog and mixed-mode circuits
  3. Has an extensive model library
  4. Supports PSpice compatible models
  5. Has a graphical waveform viewer
  6. Can generate netlists from schematics
  7. Has Monte Carlo and worst-case analysis
  8. Can do DC, AC, Transient and Fourier analysis

Pricing

  • Open Source

Pros

Free and open source

Powerful simulation capabilities

Large model library

Compatible with many SPICE models

Good for learning circuit simulation

Cons

Steep learning curve

Limited documentation and support

No integrated schematic editor

User interface is not very intuitive