kitio.aiCVAT vs Voxel51
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. CVAT starts at $33/mo and Voxel51 starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Image and video annotation
- AI auto-annotation
- Object tracking
- Many export formats
- Cloud or self-hosted
- Natural language dataset search
- Multimodal visualization
- VLM-assisted labeling
- Automated annotation QA
- Model evaluation
- Voxel51 Agent
| Feature | CVAT | Voxel51 |
|---|---|---|
| Best for | Open-source annotation tool for images and video | Data curation and labeling platform for visual and physical AI |
| Category | Data & analytics | Data & analytics |
| Pricing model | Freemium | Freemium |
| Starting price | $33/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | CVAT.ai | Voxel51 |
| Based in | – | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
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Pricing compared
CVAT starts at $33/mo and Voxel51 starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- No credit card required
- Limited AI tool calls
Solo
$33/mo
- Personal workspace only
- Unlimited plan for one labeler
Team
$33/mo
- Per user
- For growing teams
- Hugging Face and Roboflow integrations
Enterprise
Contact sales
- On-prem or private cloud
- Advanced security
- Dedicated support
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
CVAT
- Free self-hosted version
- Strong video tools
- Supports many formats
- Interface feels technical
- Limited to visual data
Voxel51
- Built on open-source FiftyOne
- Handles video, 3D and sensor data
- Air-gapped deployment available
- Team pricing is not published
- Enterprise starts at 25 seats
- Aimed at ML teams, not casual users
Which one should you choose?
Choose CVAT if you want:
- Free self-hosted version
- Strong video tools
- Supports many formats
Watch out: interface feels technical.
Choose Voxel51 if you want:
- Built on open-source FiftyOne
- Handles video, 3D and sensor data
- Air-gapped deployment available
Watch out: team pricing is not published.
CVAT vs Voxel51 FAQ
What is the difference between CVAT and Voxel51?
CVAT: Open-source annotation tool for images and video. Voxel51: Data curation and labeling platform for visual and physical AI. Both are data & analytics tools.
Is CVAT or Voxel51 cheaper?
CVAT starts at $33/mo and Voxel51 starts at See pricing page. Check both pricing pages for current plans.
Do CVAT and Voxel51 have free plans?
CVAT: Yes. Voxel51: Yes.
Who makes CVAT?
CVAT is made by CVAT.ai.
Who makes Voxel51?
Voxel51 is made by Voxel51, based in United States.
Which should I choose, CVAT or Voxel51?
Choose CVAT if you value free self-hosted version and strong video tools. Choose Voxel51 if you value built on open-source fiftyone and handles video, 3d and sensor data.