PPolySim OS

Alternative

The Best Flexcompute (Flow360 / Tidy3D) Alternative

Flexcompute delivers blazing GPU CFD and photonics via credits, but it's narrow and credit-metered. PolySim spans many domains with flat plans plus optional compute tokens.

Why teams switch from Flexcompute (Flow360 / Tidy3D)

What you get with PolySim OS

FeaturePolySim OSFlexcompute (Flow360 / Tidy3D)
DomainsMulti-domainCFD + photonics
Flat subscription optionYesCredits only
Visual authoringYesCode-driven
AI copilotYesNo

See PolySim in action

Choose PolySim for breadth and visual/AI authoring; Flexcompute wins for specialized high-end CFD or photonics.

Ready to leave Flexcompute (Flow360 / Tidy3D)?

Full Multi-Physics Bundle$49

Every domain node pack plus a large compute allotment.

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