COMSOL Price and COMSOL Licensing 2026

Jan 6, 2026

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Deepak S Choudhary


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Pricing is quote-based because cost depends on license boundary, concurrency, modules, and deployment. This guide helps you pick CPU, NSL, FNL, CSL, CKL, or ASL without buying twice. If you want a defensible COMSOL license price decision, lock access rules, and peak simultaneous use first. (COMSOL)

Updated for version 6.4.0.293 (November 18, 2025). (COMSOL)

Licensing mistakes are usually boundary mistakes. A seat works until someone needs secure remote access. Another engineer needs the same seat during peak hours. A cluster sweep becomes urgent, and now the license server is a production dependency. Those are access failures, not solver failures.

How we think differently: treat licensing like an engineering control. Define access and concurrency first, then choose the license type. Size modules and compute after, because those are cost multipliers once the boundary is fixed. (COMSOL)

Pricing Anatomy

Quotes move when configuration moves, so you want inputs that do not change mid-purchase.

Numbers You Can Cite Safely 

  • Perpetual includes 12 months of updates and technical support. (COMSOL)

  • Subscription renewal is 20% of the then-current price for the following 12 months. (COMSOL)

  • Term licenses have a 12-month minimum, and include updates and support for the term. (COMSOL)

Four knobs drive most pricing outcomes:

The license boundary comes first. CPU is a designated computer. NSL is one named user. FNL is concurrency across a network. CSL and ASL are for hosting apps. (COMSOL)

Seats versus concurrency is the common sizing error. Concurrency means peak simultaneous users during busy hours, not total headcount. (COMSOL)

FlexNet active users and license checkouts

Deployment is the silent multiplier. Browser apps and standalone executables change who can run validated workflows without consuming modeling seats. (COMSOL)

License Types

CPU Locked License

CPU locked is a designated computer. Multiple users can take turns on that machine, one at a time. Network access or remote use is not allowed for this license type. (COMSOL)

Named Single User License

NSL is one named user, with installs on up to four computers and up to two computers running at the same time. (COMSOL)

Secure remote access is permitted via a single encrypted connection, such as VPN or Remote Desktop Protocol with encryption. (COMSOL)

Floating Network License

Floating Network License is concurrent access across your network, sized by the maximum number of simultaneous users. It can be installed on as many machines as needed within your country or territory. (COMSOL)

Cluster and cloud computing are supported on Windows and Linux, and cluster sweeps have no restriction on the number of compute nodes. (COMSOL)

Operational reality matters here: a floating setup relies on centralized license management, so license server reachability and firewall ports become a real risk. (COMSOL)

COMSOL Server License, CKL, And ASL

COMSOL Server license (CSL) hosts and manages simulation apps built with the Application Builder. Users can run up to four apps per user simultaneously, and access can be managed centrally for worldwide users. (COMSOL)

Academic types are also defined on the same licensing page: CKL supports up to 30 concurrent users per class, and ASL supports up to 300 users with up to four apps each concurrently. (COMSOL)

Deployment And Cluster Reality

This is where buyers either scale cleanly or keep buying seats.

Here is the hard line worth keeping in procurement notes: a COMSOL Server license is enabled out of the box for an unlimited number of cores and compute nodes without extra licensing fees. (COMSOL)

Standalone distribution is the other lever. The Compiler page states compiled applications can run without a COMSOL Multiphysics or Server license, which is how one specialist can distribute validated executables to many non-experts. (COMSOL)

Quote Checklist

What You Ask For

A Good Answer Sounds Like

Red Flag Answer

License type boundary

“CPU for one box, NSL for one user, FNL for concurrency, CSL for app users.” (COMSOL)

“We’ll decide license type later.”

Peak simultaneous use

“Peak concurrency, measured by busy hours.” (COMSOL)

“We’ll just match headcount.”

Remote access rule

“Allowed method and who is the named user.” (COMSOL)

“Remote will probably work.”

License server ownership

“We own uptime, ports, monitoring, and backups.” (COMSOL)

“IT will handle it somehow.”

Cluster and deployment

“Cluster runs, sweeps, server apps, or standalone executables.” (COMSOL)

“We don’t need to decide now.”

What Should I Buy 

  • Solo power user with secure remote need → NSL, but remote must be a single encrypted connection. (COMSOL)

  • Team with peaks → Floating Network License, sized by peak simultaneous users. (COMSOL)

  • Many non-experts are running validated apps → CSL or Compiler, because users can run apps without modeling seats. (COMSOL)

License Failure Modes

COMSOL license error with fix checklist

Symptom

Likely Cause

First Fix

License Type Most Involved

“Licensed number of users already reached.”

Concurrency truly exhausted, or a stuck checkout

Identify current users and stale sessions

FNL (COMSOL)

“Could not obtain license” at startup

Firewall blocks required license ports

Open required ports in the firewall and retry

FNL, CSL (COMSOL)

Remote users cannot check out a license

License manager not reachable

Fix routing, VPN path, and DNS

FNL, CKL (COMSOL)

Upgrade breaks licensing

Old license file or outdated license manager

Confirm the latest license file and upgrade the license manager

FNL (COMSOL)

Confusion about who is using the seats

No monitoring of peak usage

Use license tools and usage checks

FNL (COMSOL)

Conclusion

You get predictable costs when the license boundary matches how your team works. Lock access and peak simultaneous use first, because that is what creates most re buys.

Next, choose CPU, NSL, or Floating Network License based on where the software runs and how people connect. After that, decide on deployment, because COMSOL Server and Compiler often scale usage without buying more modeling seats. Finally, size modules, because they usually move the quote more than anything else. (COMSOL)

FAQ

Is there a public list price for COMSOL price searches?

Pricing is usually quoted after you choose the license type and configuration, so treat it as a configuration outcome rather than a sticker number. (COMSOL)

What is the difference between NSL and FNL?

NSL is one named user with limited concurrent machines and a defined secure remote method, while FNL is concurrent access across a network sized by simultaneous users. (COMSOL)

What is the most common reason FNL deployments fail?

Firewall and reachability issues on the license server are common because client systems must connect through required ports to the license manager. (COMSOL)

What is the cleanest scaling statement for COMSOL Server?

The Server page states the license is enabled out of the box for unlimited cores and compute nodes without extra licensing fees. (COMSOL)

What do I need to download version 6.4?

The product download page lists version 6.4.0.293 (Nov 18, 2025) and states you need a COMSOL Access account with an on subscription license attached or a trial provided by sales. (COMSOL)

References

  • COMSOL License Options (perpetual, term, and license type terms). (COMSOL)

  • COMSOL Server page (unlimited cores and compute nodes statement). (COMSOL)

  • COMSOL Compiler page (compiled apps run without Multiphysics or Server license). (COMSOL)

  • Product download page (6.4.0.293, Nov 18, 2025, download requirements). (COMSOL)

  • Release history (confirms 6.4 release date). (COMSOL)

  • Knowledge Base 1059 (licensed number of users already reached). (COMSOL)

  • Knowledge Base 903 (firewall ports for license manager). (COMSOL)

  • Learning Center, COMSOL License Manager (FlexNet license manager context). (COMSOL)

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