What is the best annotation tool?
Collaboration
Multi-workspace
Batch Auto-Labeling
Crop Auto-Labeling
CLI/SDK tools
Pixel-Lebel Annotation
Multi-Role Access
AI Model Integration
On-Premises
Desktop Apps







AI models of Unitlab are a built-in feature, optimized well, and battle-tested with commercial APIs in terms of performance. Just run the docker image with minimal environmental configurations in your workspace. To make it secure, you can restrict any external access except your traffic.
Just use a preconfigured backend of Unitlab, provided as a docker image, and scale it with your requirements for your in-house data annotation solution.
Just get started labeling by a browser or Unitlab app with your preference. To protect your data, you can allow access to only your in-house labelers in your workspace.

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Install Unitlab’s on-premise solution in just a few clicks without complicated configurations. Our team is always ready to assist you.

Benefit the highest level of performance with several built-in features. Maintain complete control, since resources aren’t shared with others.

Ensure your sensitive information is completely off-limits from any external attacks in our on-prem solution.

Get the full functionality of Unitlab on your own servers or private cloud. Seamlessly integrate workflow and process management into the existing on-premise environment.
























Yes. You can use Unitlab AI for free, no credit card required. The free plan is great for getting started and testing workflows. If you need more scale, advanced features, or custom setups, paid plans are available.
Yep. Start free and upgrade anytime. Most teams begin on the free plan and move to a paid plan once their datasets or team size grow.
Unitlab AI supports multimodal data annotation, including image, video, audio, text, and DICOM. You can manage and annotate different data types in one platform using the same workflows.
Yes. Unitlab AI includes built-in AI models to speed up annotation with auto-labeling, tracking, and segmentation. You can review, edit, and validate everything to keep quality high.
Absolutely. Unitlab supports Bring Your Own Model (BYO) workflows. You can plug in your own models, combine them with Unitlab’s built-in models, and run multiple models in a single annotation workflow.
Pricing depends on the type of annotation, dataset size, number of classes, and complexity. Labeling services start from $0.02 per image, with custom pricing available for multimodal and large-scale projects.
You do. With on-premises deployments, all data stays inside your own infrastructure and Unitlab has no access to it. If you use Unitlab’s hosted platform, your data is encrypted and isolated, and is not visible to Unitlab staff. Access is strictly controlled and limited to your team based on roles and permissions.
It does. Unitlab is built for teams, with support for multiple annotators, reviewers, approval steps, and full annotation history so nothing gets lost.
Yes. Unitlab is designed to scale, from small experiments to production-level data annotation. Teams use it to manage large datasets, complex workflows, and long-running annotation projects.
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