MockFlow vs Spline
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both MockFlow and Spline are credible ui ux design tools, and the right pick comes down to your priorities.
MockFlow — Wireframing and UI planning suite.
Choose Spline if you'd rather have broader platform coverage and a higher overall rating (4.6/5). 3D design in the browser.
MockFlow vs Spline: side by side
| Dimension | MockFlow | Spline |
|---|---|---|
| Starting price | Free – $14/mo | Free – $9/mo |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Startups, Product Teams | Designers |
| Platforms | Web | Web, Mac, WindowsWinner |
| Rating | 4.2/5 | 4.6/5Winner |
MockFlow key facts
- Vendor
- MockFlow
- Pricing
- Freemium — Free – $14/mo
- Free tier
- Yes
- Platforms
- Web
- Best for
- Startups, Product Teams
- Editor rating
- 4.2 / 5
- Founded
- 2011
- Headquarters
- Chennai, India
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
Frequently asked questions
Is MockFlow better than Spline?
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 MockFlow or Spline cheaper?
MockFlow is the more affordable of the two to get started, at free – $14/mo. MockFlow starts at free – $14/mo; Spline starts at free – $9/mo.
Can MockFlow replace Spline?
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.