Softwr

Software · head to head

Quo vs Spline

Quo logo

Quo

Software

Formerly OpenPhone

From
Free
Rated
-
Full reviewWebsite
Spline logo

Spline

Software

3D design tool for the web

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Quo unlimited calling to US and Canadian numbers is subject to a Fair Usage Policy rather than being truly unlimited; Spline aI generation features produce inconsistent and often distorted results, failing at basic depth perception tasks

Where they differ

Only the attributes on which Quo and Spline actually diverge.

Attributes where Quo and Spline differ
AttributeQuoSpline
PlatformsWebWeb, iOS, Android, visionOS
FoundedUnknown2020

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Quo

Nothing recorded that Spline does not also cover.

Only in Spline

  • 3D modeling
  • Real-time collaboration
  • Animations
  • Interactions
  • Code export
  • React
  • Next.js
  • Webflow

What people use each for

The jobs each tool is most often brought in to do.

Quo

No use cases recorded yet. See the Quo review.

Spline

  • Web 3D experiencesnot Quo
  • Interactive prototypesnot Quo
  • Product visualizationnot Quo

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Quo

  • Unlimited calling to US and Canadian numbers is subject to a Fair Usage Policy rather than being truly unlimited
  • Starter tier's $15/user annual rate requires prepaying annually; monthly billing costs $19/user, about 27% more
  • The Sona AI agent automation credits are capped at 1,000 free per plan before additional usage is billed

Spline

  • AI generation features produce inconsistent and often distorted results, failing at basic depth perception tasks
  • Limited to simpler designs - not suitable for high-poly, detailed production models
  • Performance degrades with complex scenes containing many objects and materials
  • Limited non-Apple platform coverage compared to cross-platform design tools
  • Tutorials are either too fast for beginners or too basic for advanced users

Pricing, plan by plan

Quo

Free

No published plan breakdown. See the Quo review.

Spline

Free
  • FreeFree
    • Unlimited projects
    • Basic exports
    • Community support
  • Pro$9/month
    • Advanced exports
    • Custom domains
    • Password protection
  • Team$19/month
    • Team collaboration
    • Version control
    • Admin controls

Which should you pick?

Choose Quo if

  • You want to start without paying.
Quo review

Choose Spline if

  • You need 3d modeling.
  • You want to start without paying.
  • You work on Web, iOS, Android, visionOS.
  • You also want real-time collaboration.
Spline review

Questions people ask

Is Quo or Spline better?
Neither clearly leads. Quo starts at Free and Spline at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Quo or Spline?
Quo starts at Free and Spline at Free.
Does Quo or Spline run on more platforms?
Quo runs on Web. Spline runs on Web, iOS, Android, visionOS.
Can I use Quo for free?
Both have a free tier, so you can try either at no cost before committing.
What can Quo do that Spline cannot?
Spline covers 3D modeling, Real-time collaboration, Animations, Interactions.

Answered from the vendors’ own pages

Spline: What is Spline's pricing?

Spline offers a Free plan with watermarked web exports, Starter at $12/month (billed annually) removing watermarks, Professional at $20/month with unlimited projects, and Enterprise with custom pricing. Viewers are unlimited on all plans.

Source
Spline: Can Spline export 3D models to other tools?

Spline's export/import format support is more limited compared to traditional 3D tools like Blender. It focuses on web-first exports and native app code generation.

Source
ShareXLinkedInRedditWhatsAppEmail

Related pages

More on Quo

More on Spline

Keep looking

Other head to heads