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Spline vs Stark

Updated June 2026 · A structured head-to-head comparison.

3D design in the browser.

Accessibility tools for design teams.

The verdict

Both Spline and Stark are credible ui ux design tools, and the right pick comes down to your priorities.

Spline — 3D design in the browser.

Stark — Accessibility tools for design teams.

Spline vs Stark: side by side

DimensionSplineStark
Starting priceFree – $9/moFree – $15/user/mo
Free planYesYes
Pricing modelFreemiumFreemium
Best forDesignersDesigners, Product Teams
PlatformsWeb, Mac, WindowsWeb, Mac, Windows
Rating4.6/54.6/5

Spline key facts

Vendor
Spline
Pricing
Freemium — Free – $9/mo
Free tier
Yes
Platforms
Web, Mac, Windows
Best for
Designers
Editor rating
4.6 / 5
Founded
2020
Headquarters
Remote

Stark key facts

Vendor
Stark
Pricing
Freemium — Free – $15/user/mo
Free tier
Yes
Platforms
Web, Mac, Windows
Best for
Designers, Product Teams
Editor rating
4.6 / 5
Founded
2017
Headquarters
New York, NY, USA

Frequently asked questions

Is Spline better than Stark?

Neither is universally better — Spline edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.

Is Spline or Stark cheaper?

Spline is the more affordable of the two to get started, at free – $9/mo. Spline starts at free – $9/mo; Stark starts at free – $15/user/mo.

Can Spline replace Stark?

Yes for most teams — both are ui ux design tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.