COMSOL Multiphysics vs. OptSim Comparison


COMSOL Multiphysics Comsol Group	OptSim Synopsys	+	+
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About Simulate real-world designs, devices, and processes with multiphysics software from COMSOL. General-purpose simulation software based on advanced numerical methods. Fully coupled multiphysics and single-physics modeling capabilities. Complete modeling workflow, from geometry to postprocessing. User-friendly tools for building and deploying simulation apps. The COMSOL Multiphysics® software brings a user interface and experience that is always the same, regardless of engineering application and physics phenomena. Add-on modules provide specialized functionality for electromagnetics, structural mechanics, acoustics, fluid flow, heat transfer, and chemical engineering. Choose from a list of LiveLink™ products to interface directly with CAD and other third-party software. Deploy simulation applications with COMSOL Compiler™ and COMSOL Server™. Create physics-based models and simulation applications with this software platform.	About Synopsys OptSim is an award-winning photonic integrated circuit (PIC) and fiber-optic system simulator that enables engineers to design and optimize photonic circuits and systems. It offers state-of-the-art time- and frequency-domain split-step algorithms, providing a native photonic-domain environment for accurate simulations. OptSim can function as a standalone solution with its own graphical user interface or integrate into the OptoCompiler Photonic IC design platform. When integrated with OptoCompiler, OptSim supports electro-optic co-simulation with Synopsys PrimeSim HSPICE and PrimeSim SPICE electrical circuit simulators, and seamlessly integrates with the PrimeWave Design Environment for advanced simulation, analyses, and visualization, including parametric scans, Monte Carlo, and corner analyses. The software includes extensive libraries of photonic and electronic components and analysis tools, and supports numerous foundry process design kits (PDKs).
Platforms Supported Windows Supported Mac Supported Linux Supported Cloud Not Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported	Platforms Supported Windows Supported Mac Not Supported Linux Not Supported Cloud Not Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported
Audience Companies and designers looking for a multiphysics software solution for their design needs	Audience Engineers developing advanced fiber-optic communication systems requiring a solution to create precise simulation of photonic and electronic interactions
Support Phone Support Supported 24/7 Live Support Not Supported Online Supported	Support Phone Support Supported 24/7 Live Support Not Supported Online Supported
API Offers API Not Supported	API Offers API Not Supported
Screenshots and Videos View more images or videos	Screenshots and Videos View more images or videos
Pricing No information available. Free Version Not Supported Free Trial Not Supported	Pricing No information available. Free Version Not Supported Free Trial Supported
Reviews/Ratings Overall 3.0 / 5 ease 4.0 / 5 features 5.0 / 5 design 5.0 / 5 support 1.0 / 5 Read all reviews	Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software
Pros & Cons from Real Users Pros Comsol allows for creating physics simulations in a large variety of fields (from acoustics, to electromagnetics, to thermal applications, to fluid dynamics, to semiconductor physics, to.... you name them). The overall capabilities of Comsol Mutiphysics are pretty much endless as soon as you have to solve differential equations. Its GUI is really nice and is more intuitive than some other alternatives such as Abaqus. Cons At first it can be very intimidating and overwhelming. Deciding what "physics" you want to solve, setting up your first simulation, customizing your equations, calculating specific physical quantities, testing for convergence, ... This is true for most of the specialized software, but because of the multiphysics component, it can be daunting to get started with this particular software suite. To me, the most negative aspect is the customer support. I've been conducting research in my field for over 15 years and I've used multitude of software, from open source to commercial packages, and Comsol has the worst technical support of them all. Several years ago, I interviewed for a senior application engineer position at Comsol, and I was told by the senior managing engineer who was interviewing me two things that made me reject the offer they made: 1) that the company "does not care about academia because academic license are cheap and do not bring in money" (as opposed to industry) and 2) "Engineers at Comsol are not suppose to help people with their particular technical problems, they are here to refer the customer to online resource that already exist".
Training Documentation Supported Webinars Not Supported Live Online Supported In Person Supported	Training Documentation Supported Webinars Supported Live Online Supported In Person Supported
Company Information Comsol Group Founded: 1986 United States www.comsol.com	Company Information Synopsys United States www.synopsys.com/photonic-solutions/optsim.html
Alternatives Abaqus Dassault Systèmes	Alternatives OptoCompiler Synopsys
Autodesk CFD Autodesk	L-Edit Photonics Siemens
FEATool Multiphysics Precise Simulation	Ansys Lumerical Multiphysics Ansys
FLOW-3D Flow Science	RFPro Circuit Keysight
samadii/em Metariver Technology Co.,Ltd View All	PrimeSim HSPICE Synopsys View All
Categories CFD Supported Circuit Simulation Supported Computer-Aided Engineering (CAE) Supported Electromagnetic Simulation Supported Finite Element Analysis (FEA) Supported Industrial Design Supported Materials Science Supported Multiphysics Simulation Supported Optical Design Supported Particle Simulation Supported Simulation Supported	Categories Optical Design Supported
Show More Features Simulation Features 1D Simulation Not Supported 3D Modeling Supported 3D Simulation Not Supported Agent-Based Modeling Supported Continuous Modeling Not Supported Design Analysis Not Supported Direct Manipulation Not Supported Discrete Event Modeling Not Supported Dynamic Modeling Not Supported Graphical Modeling Not Supported Industry Specific Database Supported Monte Carlo Simulation Not Supported Motion Modeling Not Supported Presentation Tools Supported Stochastic Modeling Not Supported Turbulence Modeling Supported
Integrations MATLAB Supported AutoCAD Supported CODE V Optical Design Not Supported PTC FlexPLM Supported PrimeSim HSPICE Not Supported Rescale Supported Siemens Opcenter APS Supported UberCloud Supported View All 6 Integrations	Integrations MATLAB Supported AutoCAD Not Supported CODE V Optical Design Supported PTC FlexPLM Not Supported PrimeSim HSPICE Supported Rescale Not Supported Siemens Opcenter APS Not Supported UberCloud Not Supported View All 3 Integrations
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