Best Physics Simulation Software in 2026
Updated
In short: SimFlow is ranked #1 of 91 as of 4 October 2026, ahead of COMSOL Multiphysics and OpenSim. The best-ranked option with a free plan is OpenSim. The lowest first paid tier on this page is SimFlow at €666.67/mo.
Physics simulations can support technical work or learning activities, so compare tools in light of what you need to model and how you plan to use the results. Compared on 3D visuals, authoring tools, and assessment tools, the options also differ in data export, delivery mode, lesson library, and offline access. Free-plan availability and paid-from pricing add cost context. SimFlow, COMSOL Multiphysics, and Open Source Physics are among the named tools. Consider whether you need to create learning materials, assess learners, or move simulation results into another workflow.
91 physics simulation software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#2 COMSOL Multiphysics Runner-up · 8.9 
#3 OpenSim Also great · 8.5 Free plan · Free- Free planFree trial LinuxmacOSWebWindows
- Free plan
- Yes
- Paid from
- $8,000/mo
- Delivery mode
- desktop
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial€666.67/mofirst paid tier About SimFlowVisit site - Free trial apiLinuxmacOSself-hostedWebWindows
- Free plan
- No
- Delivery mode
- desktop
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan apiLinuxmacOSWindows
- Free plan
- Yes
- Delivery mode
- desktop
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan apiLinuxself-hostedWeb
- Free plan
- Yes
- Paid from
- Free
- Delivery mode
- desktop
- Lesson library
- No
- Authoring tools
- Yes
- Assessment tools
- No
RecognisedDocumentedPlatformsFree planFree trial - WebWindowsmacOSLinuxiOSAndroid
- Delivery mode
- hybrid
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan LinuxmacOSself-hostedWebWindows
- Free plan
- Yes
- Delivery mode
- hybrid
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan WindowsmacOSLinux
- Free plan
- Yes
- Delivery mode
- desktop
- Lesson library
- No
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trialFree About XcosVisit site - Web
- Free plan
- Yes
- Delivery mode
- web
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan LinuxmacOSWindows
- Free plan
- Yes
- Delivery mode
- desktop
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan Linuxself-hosted
- Free plan
- Yes
- Delivery mode
- desktop
- Lesson library
- No
- Authoring tools
- Yes
- Assessment tools
- No
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOSLinux
- Free plan
- Yes
- Delivery mode
- desktop
RecognisedDocumentedPlatformsFree planFree trial -
- Delivery mode
- hybrid
RecognisedDocumentedPlatformsFree planFree trial - WindowsLinuxmacOS
- Free plan
- No
- Delivery mode
- desktop
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOSLinux
- Free plan
- Yes
- Delivery mode
- desktop
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan LinuxmacOSWebWindows
- Free plan
- No
- Delivery mode
- desktop
- Lesson library
- No
- Authoring tools
- Yes
- Assessment tools
- No
RecognisedDocumentedPlatformsFree planFree trial - Linux
- Free plan
- Yes
- Delivery mode
- desktop
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOSiOS
- Free plan
- Yes
- Delivery mode
- hybrid
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Free plan Web
- Free plan
- Yes
- Delivery mode
- web
- Lesson library
- Yes
- Assessment tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial -
- Free plan
- Yes
- Delivery mode
- hybrid
- Lesson library
- No
- Authoring tools
- No
- Assessment tools
- No
RecognisedDocumentedPlatformsFree planFree trial - Free plan Web
- Free plan
- Yes
- Delivery mode
- web
- Lesson library
- Yes
- Assessment tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - WindowsmacOSLinux
- Free plan
- Yes
RecognisedDocumentedPlatformsFree planFree trial -
- Free plan
- No
- Delivery mode
- desktop
- Lesson library
- No
- Authoring tools
- Yes
- Assessment tools
- No
RecognisedDocumentedPlatformsFree planFree trial -
- Free plan
- Yes
- Delivery mode
- desktop
- Lesson library
- Yes
- Authoring tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial - Web
- Free plan
- Yes
- Delivery mode
- web
- Lesson library
- Yes
- Assessment tools
- Yes
RecognisedDocumentedPlatformsFree planFree trial -
- Delivery mode
- desktop
- Lesson library
- Yes
- Authoring tools
- Yes
- Assessment tools
- No
RecognisedDocumentedPlatformsFree planFree trial
Is your tool on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which physics simulation software is ranked first on Specifiction?
SimFlow is ranked #1 of 91 with a score of 9.1. COMSOL Multiphysics is second and OpenSim third.
How many of these have a free plan?
10 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, SimFlow has the lowest first paid tier we found: €666.67/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing. Paid placements never change a rank.