Ngspice vs QUCS

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

Ngspice is a Development solution with tags like electronics, semiconductors, circuit-simulation, spice-models, analog-circuits, digital-circuits, mixedsignal-circuits.

It boasts features such as 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 pros including Free and open source, Powerful simulation capabilities, Large model library, Compatible with many SPICE models, Good for learning circuit simulation.

On the other hand, QUCS is a Development product tagged with electronics, circuit-simulation, schematic-capture, gui.

Its standout features include Schematic capture, DC, AC, S-parameter, harmonic balance analysis, Noise analysis, Tabbed and dockable user interface, Subcircuit support, Verilog-A compact device modeling, SPICE netlist import, and it shines with pros like Free and open source, Cross-platform (Windows, Linux, macOS), Good component library, Integrated simulator, Extensible via Verilog-A.

Feature	Ngspice	QUCS
Overall Score	N/A	N/A
Primary Category	Development	Development

Product Overview

Ngspice

Description: 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.

QUCS

Description: QUCS (Quite Universal Circuit Simulator) is an open-source electronics circuit simulator software. It allows you to set up electronic circuits and simulate them. Features include DC, AC, S-parameter, harmonic balance analysis, etc. It has a GUI for schematic capture and simulation control.

Key Features Comparison

Ngspice Features

• 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

QUCS Features

• Schematic capture
• DC, AC, S-parameter, harmonic balance analysis
• Noise analysis
• Tabbed and dockable user interface
• Subcircuit support
• Verilog-A compact device modeling
• SPICE netlist import

Pros & Cons Analysis

Ngspice

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

QUCS

Pros

• Free and open source
• Cross-platform (Windows, Linux, macOS)
• Good component library
• Integrated simulator
• Extensible via Verilog-A

Cons

• Limited number of analyses compared to commercial tools
• Steep learning curve
• Limited documentation and community support

Pricing Comparison

Ngspice

• Open Source

QUCS

• Open Source