PPolySim OS

Alternative

The Best Rescale Alternative

Rescale is a cloud-HPC layer for running other simulation apps. PolySim is the authoring tool itself, with its own solvers, AI copilot, and optional cloud compute.

Why teams switch from Rescale

What you get with PolySim OS

FeaturePolySim OSRescale
Authoring toolYesNo (runs others)
Own solversYesThird-party apps
AI copilotYesNo
Free tierYesNo

See PolySim in action

Use PolySim to build and run simulations directly; use Rescale to broker HPC for existing licensed solvers.

Ready to leave Rescale?

FEA / Structural Pro Pack$39

Structural, thermal, and modal finite-element analysis toolset.

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