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Cartesia vs Gravit Designer

Cartesia logo

Cartesia

Software

Real-time voice AI platform for speech generation, transcription, and voice agents

From
Free
Rated
-
Full reviewWebsite
Gravit Designer logo

Gravit Designer

Software

Free vector graphics editor in the cloud

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Cartesia instant and professional voice cloning are gated behind paid Pro and Startup tiers, unavailable on the free plan.; Gravit Designer the Gravit Designer brand and domain designer.io were retired and now redirect live to CorelDRAW, confirming the standalone product no longer exists under its own name
  • They diverge on capability: Cartesia covers Sonic text-to-speech, Gravit Designer covers Vector drawing.

Where they differ

Only the attributes on which Cartesia and Gravit Designer actually diverge.

Attributes where Cartesia and Gravit Designer differ
AttributeCartesiaGravit Designer
Platformsweb, apiWindows, Macos, Linux, Web
FoundedUnknown2014

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 Cartesia

  • Sonic text-to-speech
  • Ink speech-to-text
  • Line voice agent platform
  • Instant and professional voice cloning
  • Flexible deployment
  • Telephony integration

Only in Gravit Designer

  • Vector drawing
  • Bezier tools
  • Shape tools
  • Typography
  • Gradient tools
  • Symbols
  • Layers
  • Cloud storage

What people use each for

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

Cartesia

  • Building low-latency voice agents for customer supportnot Gravit Designer
  • Real-time transcription for conversational applicationsnot Gravit Designer
  • Voice cloning for branded synthetic voicesnot Gravit Designer
  • On-device or on-premise voice AI for regulated industriesnot Gravit Designer

Gravit Designer

  • Logo designnot Cartesia
  • Vector illustrationnot Cartesia
  • Icon designnot Cartesia
  • Web graphicsnot Cartesia

Where each one falls short

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

Cartesia

  • Instant and professional voice cloning are gated behind paid Pro and Startup tiers, unavailable on the free plan.
  • Voice agent calls carry a separate per-minute usage fee ($0.06/minute) on top of subscription credits.
  • Enterprise features like SSO and BAAs require a custom sales conversation rather than self-serve upgrade.
  • Free tier concurrency limits (2 TTS, 8 STT concurrent requests) may be restrictive for testing production-like load.

Gravit Designer

  • The Gravit Designer brand and domain designer.io were retired and now redirect live to CorelDRAW, confirming the standalone product no longer exists under its own name

Pricing, plan by plan

Cartesia

Free
  • FreeFree
    • 20,000 credits/month
    • TTS and STT included
    • 2 concurrent TTS requests, 8 concurrent STT requests
  • Pro$4/month
    • 100,000 credits/month
    • Commercial use license
    • Instant voice cloning
  • Startup$39/month
    • 1.25M credits/month
    • Professional voice cloning
    • Organizations support
  • Scale$239/month
    • 8M credits/month
    • Priority support
    • High concurrency limits

Gravit Designer

Free
  • FreeFree
    • Cloud storage
    • All design tools
    • SVG support

Which should you pick?

Choose Cartesia if

  • You need sonic text-to-speech.
  • You want to start without paying.
  • You work on web, api.
  • You also want ink speech-to-text.
Cartesia review

Choose Gravit Designer if

  • You need vector drawing.
  • You want to start without paying.
  • You work on Windows, Macos, Linux, Web.
  • You also want bezier tools.
Gravit Designer review

Questions people ask

Is Cartesia or Gravit Designer better?
Neither clearly leads. Cartesia starts at Free and Gravit Designer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cartesia or Gravit Designer?
Cartesia starts at Free and Gravit Designer at Free.
Does Cartesia or Gravit Designer run on more platforms?
Cartesia runs on web, api. Gravit Designer runs on Windows, Macos, Linux, Web.
Can I use Cartesia for free?
Both have a free tier, so you can try either at no cost before committing.
What is Cartesia best used for?
Cartesia is most often used for building low-latency voice agents for customer support, real-time transcription for conversational applications, voice cloning for branded synthetic voices, on-device or on-premise voice ai for regulated industries. Of those, building low-latency voice agents for customer support and real-time transcription for conversational applications are not what Gravit Designer is typically brought in for.
What can Cartesia do that Gravit Designer cannot?
Cartesia covers Sonic text-to-speech, Ink speech-to-text, Line voice agent platform, Instant and professional voice cloning. Gravit Designer covers Vector drawing, Bezier tools, Shape tools, Typography.

Answered from the vendors’ own pages

Cartesia: What does Cartesia cost?

Cartesia offers a free plan, Pro at $4/month, Startup at $39/month, Scale at $239/month, and custom Enterprise pricing, each including a monthly credit allotment, with annual billing saving 20%.

Source
Cartesia: Is there a free plan, and what are its limits?

The Free plan includes 20,000 credits per month, both TTS (Sonic) and STT (Ink), 2 concurrent TTS requests, 8 concurrent STT requests, and 1 voice agent slot.

Source
Cartesia: How is usage metered?

Usage draws down a monthly credit allotment, with voice agent calls additionally billed at $0.06/minute and telephony via Cartesia phone numbers at $0.014/minute.

Source
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