Best Data Labeling Software

Compare the Top Data Labeling Software as of October 2025

What is Data Labeling Software?

Data labeling software is a tool that assists in the organization and categorization of large datasets. Data labeling tools enable data to be labeled with relevant tags depending on the purpose such as for machine learning, image annotation, or text classification. Data labeling software can also assist in categorizing input from customers so businesses can better understand their needs and preferences. The software typically comes with different features such as automated labeling, collaboration tools, and scaleable solutions to handle larger datasets. Compare and read user reviews of the best Data Labeling software currently available using the table below. This list is updated regularly.

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    OORT DataHub

    OORT DataHub

    OORT DataHub

    OORT DataHub transforms data labeling into a decentralized, high-precision process that ensures AI models are built on accurate and unbiased information. By combining AI-assisted tools with human-in-the-loop validation, our platform delivers expertly annotated datasets that meet the highest quality standards. Every labeled data point is recorded on-chain, providing full traceability and eliminating the risk of tampering. This approach not only enhances the reliability of training data but also ensures ethical sourcing, making OORT the trusted foundation for machine learning development.
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  • 2
    Vertex AI
    Data Labeling in Vertex AI is a crucial step in the machine learning process, as it helps to accurately categorize and tag data for model training. Vertex AI provides automated and manual labeling options, allowing businesses to efficiently prepare large datasets for AI model training. With the platform’s advanced labeling tools, organizations can ensure the quality and accuracy of their labeled data, leading to improved model performance. New customers receive $300 in free credits to explore and experiment with data labeling services and streamline their data preparation workflows. By labeling data effectively, businesses can enhance the performance of their machine learning models and create more reliable AI solutions.
    Starting Price: Free ($300 in free credits)
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  • 3
    APISCRAPY

    APISCRAPY

    AIMLEAP

    APISCRAPY is an AI-driven web scraping and automation platform converting any web data into ready-to-use data API. Other Data Solutions from AIMLEAP: AI-Labeler: AI-augmented annotation & labeling tool AI-Data-Hub: On-demand data for building AI products & services PRICE-SCRAPY: AI-enabled real-time pricing tool API-KART: AI-driven data API solution hub  About AIMLEAP AIMLEAP is an ISO 9001:2015 and ISO/IEC 27001:2013 certified global technology consulting and service provider offering AI-augmented Data Solutions, Data Engineering, Automation, IT and Digital Marketing services. AIMLEAP is certified as ‘The Great Place to Work®’. Since 2012, we have successfully delivered projects in IT & digital transformation, automation-driven data solutions, and digital marketing for 750+ fast-growing companies globally. Locations: USA | Canada | India| Australia
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    Starting Price: $25 per website
  • 4
    Evercontact

    Evercontact

    One More Company

    Let Evercontact keep your address book up-to-date, magically creating new contacts and updating existing ones. More than 40% of the average address book changes within 3 months. Evercontact ensures you always have the latest contact info. Evercontact extracts contact info from the email signatures in your incoming email. Our service creates new contacts for you and also auto-updates any changes to your existing contacts. Our subscription plans allow for unlimited contact updates, multiple email accounts, centralized address books, CSV downloads and CRM integration. Your personal information belongs to you and you alone. Evercontact is GDPR compliant when it comes to user security and data privacy. Our service is available for Gmail, Outlook and Office 365.
    Starting Price: $5.00/month/user
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    Clarifai

    Clarifai

    Clarifai

    Clarifai is a leading AI platform for modeling image, video, text and audio data at scale. Our platform combines computer vision, natural language processing and audio recognition as building blocks for developing better, faster and stronger AI. We help our customers create innovative solutions for visual search, content moderation, aerial surveillance, visual inspection, intelligent document analysis, and more. The platform comes with the broadest repository of pre-trained, out-of-the-box AI models built with millions of inputs and context. Our models give you a head start; extending your own custom AI models. Clarifai Community builds upon this and offers 1000s of pre-trained models and workflows from Clarifai and other leading AI builders. Users can build and share models with other community members. Founded in 2013 by Matt Zeiler, Ph.D., Clarifai has been recognized by leading analysts, IDC, Forrester and Gartner, as a leading computer vision AI platform. Visit clarifai.com
    Starting Price: $0
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    Alegion

    Alegion

    Alegion

    Alegion is the data labeling solution for enterprise-grade Machine Learning. We lead the industry in streaming, high-resolution, high-density video annotation, delivering accurately-annotated, model-ready data to train and validate ML models. Alegion provides both the platform and workforce to operate with quality at scale, processing structured and unstructured data including video, image, audio, and text. Our ML powered platform speeds up task completion by as much as 70%, including classless object tracking and single click smart polygon generation. Segmentation options include Keypoint, Bounding Box, Polyline, & Polygon segmentation, for image and video. Semantic Segmentation tools deliver seamless entity boundaries with pixel perfect accuracy. NLP and NER capabilities support text and audio classification and sentiment analysis. The platform is highly configurable to support hybrid use cases. Available via SaaS (Alegion Control), Managed Platform, and Managed Labeling Services.
    Starting Price: $5000
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    Nomic Atlas

    Nomic Atlas

    Nomic AI

    Atlas integrates into your workflow by organizing text and embedding datasets into interactive maps for exploration in a web browser. You shouldn’t have to scroll through Excel files, log Dataframes and page through lists to understand your data. Atlas automatically reads, organizes and summarizes your collections of documents surfacing trends and patterns. Atlas’ pre-organized data interface allows you to quickly surface pathologies and dirty data that can jeopardize your AI projects. Label and tag your data while you clean it with immediate sync to your Jupyter Notebook. Vector databases enable powerful applications such as recommendation systems but are notoriously hard to interpret. Atlas stores, visualizes and lets you search through all of your vectors in the same API.
    Starting Price: $50 per month
  • 8
    RapidMiner
    RapidMiner is reinventing enterprise AI so that anyone has the power to positively shape the future. We’re doing this by enabling ‘data loving’ people of all skill levels, across the enterprise, to rapidly create and operate AI solutions to drive immediate business impact. We offer an end-to-end platform that unifies data prep, machine learning, and model operations with a user experience that provides depth for data scientists and simplifies complex tasks for everyone else. Our Center of Excellence methodology and the RapidMiner Academy ensures customers are successful, no matter their experience or resource levels. Simplify operations, no matter how complex models are, or how they were created. Deploy, evaluate, compare, monitor, manage and swap any model. Solve your business issues faster with sharper insights and predictive models, no one understands the business problem like you do.
    Starting Price: Free
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    LinkedAI

    LinkedAI

    LinkedAi

    We label your data with the higher quality standards to fulfill the needs of the most complex AI projects, using our proprietary labeling platform. Now you can get back to creating the products your customers love. We provide an end-to-end solution for image annotation with fast labeling tools, synthetic data generation, data management, automation features and annotation services on-demand with integrated tooling to accelerate and finish computer vision projects. When every pixel matters, you need accurate, AI-powered intuitive image annotation tools to support your specific use case, including instances, attributes and much more. Our in-house highly trained data labelers are able to deal with any data challenge. As your data labeling needs grow over time, you can count on us to scale the workforce necessary to meet your goals, and in contrast to crowdsourcing platforms your data quality will not suffer.
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    Amazon SageMaker Ground Truth
    Amazon SageMaker allows you to identify raw data such as images, text files, and videos; add informative labels and generate labeled synthetic data to create high-quality training data sets for your machine learning (ML) models. SageMaker offers two options, Amazon SageMaker Ground Truth Plus and Amazon SageMaker Ground Truth, which give you the flexibility to use an expert workforce to create and manage data labeling workflows on your behalf or manage your own data labeling workflows. data labeling. If you want the flexibility to create and manage your own personal and data labeling workflows, you can use SageMaker Ground Truth. SageMaker Ground Truth is a data labeling service that makes data labeling easy and gives you the option of using human annotators via Amazon Mechanical Turk, third-party providers, or your own private staff.
    Starting Price: $0.08 per month
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    Appen

    Appen

    Appen

    The Appen platform combines human intelligence from over one million people all over the world with cutting-edge models to create the highest-quality training data for your ML projects. Upload your data to our platform and we provide the annotations, judgments, and labels you need to create accurate ground truth for your models. High-quality data annotation is key for training any AI/ML model successfully. After all, this is how your model learns what judgments it should be making. Our platform combines human intelligence at scale with cutting-edge models to annotate all sorts of raw data, from text, to video, to images, to audio, to create the accurate ground truth needed for your models. Create and launch data annotation jobs easily through our plug and play graphical user interface, or programmatically through our API.
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    Gretel

    Gretel

    Gretel.ai

    Privacy engineering tools delivered to you as APIs. Synthesize and transform data in minutes. Build trust with your users and community. Gretel’s APIs grant immediate access to creating anonymized or synthetic datasets so you can work safely with data while preserving privacy. Keeping the pace with development velocity requires faster access to data. Gretel is accelerating access to data with data privacy tools that bypass blockers and fuel Machine Learning and AI applications. Keep your data contained by running Gretel containers in your own environment or scale out workloads to the cloud in seconds with Gretel Cloud runners. Using our cloud GPUs makes it radically more effortless for developers to train and generate synthetic data. Scale workloads automatically with no infrastructure to set up and manage. Invite team members to collaborate on cloud projects and share data across teams.
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    Synthesis AI

    Synthesis AI

    Synthesis AI

    A synthetic data platform for ML engineers to enable the development of more capable AI models. Simple APIs provide on-demand generation of perfectly-labeled, diverse, and photoreal images. Highly-scalable cloud-based generation platform delivers millions of perfectly labeled images. On-demand data enables new data-centric approaches to develop more performant models. An expanded set of pixel-perfect labels including segmentation maps, dense 2D/3D landmarks, depth maps, surface normals, and much more. Rapidly design, test, and refine your products before building hardware. Prototype different imaging modalities, camera placements, and lens types to optimize your system. Reduce bias in your models associated with misbalanced data sets while preserving privacy. Ensure equal representation across identities, facial attributes, pose, camera, lighting, and much more. We have worked with world-class customers across many use cases.
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    Shaip

    Shaip

    Shaip

    Shaip offers end-to-end generative AI services, specializing in high-quality data collection and annotation across multiple data types including text, audio, images, and video. The platform sources and curates diverse datasets from over 60 countries, supporting AI and machine learning projects globally. Shaip provides precise data labeling services with domain experts ensuring accuracy in tasks like image segmentation and object detection. It also focuses on healthcare data, delivering vast repositories of physician audio, electronic health records, and medical images for AI training. With multilingual audio datasets covering 60+ languages and dialects, Shaip enhances conversational AI development. The company ensures data privacy through de-identification services, protecting sensitive information while maintaining data utility.
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    Tasq.ai

    Tasq.ai

    Tasq.ai

    Tasq.ai delivers a powerful, no-code platform for building hybrid AI workflows that combine state-of-the-art machine learning with global, decentralized human guidance, ensuring unmatched scalability, control, and precision. It enables teams to configure AI pipelines visually, breaking tasks into micro-workflows that layer automated inference and quality-assured human review. This decoupled orchestration supports diverse use cases across text, computer vision, audio, video, and structured data, with rapid deployment, adaptive sampling, and consensus-based validation built in. Key capabilities include global deployment of highly screened contributors (“Tasqers”) for unbiased, high-accuracy annotations; granular task routing and judgment aggregation to meet confidence thresholds; and seamless integration into ML ops pipelines via drag-and-drop customization.
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    Claravine

    Claravine

    Claravine

    Claravine is redefining data integrity for the global enterprise. The Data Standards Cloud makes it easy for teams to standardize, connect, and control data collaboratively, across the organization. Leading brands use Claravine to take greater ownership and control of their data from the start, for better decisions, stickier consumer experiences, and increased ROI.
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    CloudFactory

    CloudFactory

    CloudFactory

    Human-powered Data Processing for AI and Automation. Our managed teams have served hundreds of clients across use cases that range from simple to complex. Our proven processes deliver quality data quickly and are designed to scale and change along with your needs. Our flexible platform integrates with any commercial or proprietary tool set so you can use the right tool for the job. Flexible contract terms and pricing help you to get started quickly and to scale up and down as needed with no lock-in. For nearly a decade, clients have trusted our secure IT-Infrastructure and workforce vetting processes to deliver quality work remotely. We maintained operations during COVID-19 lockdowns, keeping our clients up-and-running and adding geographic and vendor diversity to their workforces.
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    DataForce

    DataForce

    DataForce

    DataForce is a global data collection and labeling platform that combines technology with a diverse network of over one million data contributors, scientists, and engineers. It offers companies in technology, automotive, life sciences, and other industries secure and reliable AI services for exceptional structured data and customer experiences. As part of the TransPerfect family of companies, DataForce provides a range of services, including data collection, data annotation, data relevance and rating, chatbot localization, content moderation, transcription, user studies, generative AI training, business process outsourcing, and bias mitigation. The DataForce platform is a proprietary solution developed in-house by TransPerfect for various types of data-oriented projects with a focus on AI and machine learning applications. Its capabilities include data annotation, data collection, and community management, supporting and improving relevance models, accuracy, and recall.
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    Innodata

    Innodata

    Innodata

    We Make Data for the World's Most Valuable Companies Innodata solves your toughest data engineering challenges using artificial intelligence and human expertise. Innodata provides the services and solutions you need to harness digital data at scale and drive digital disruption in your industry. We securely and efficiently collect & label your most complex and sensitive data, delivering near-100% accurate ground truth for AI and ML models. Our easy-to-use API ingests your unstructured data (such as contracts and medical records) and generates normalized, schema-compliant structured XML for your downstream applications and analytics. We ensure that your mission-critical databases are accurate and always up-to-date.
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