Top annotation AI tools

Xodo is an all-in-one document solution offering powerful tools to manage, edit, convert, and sign PDFs, Office files, and images across web, desktop, and mobile platforms.

• Paid
• From 10$

Pareto is a talent-first data collection platform that connects AI companies with expert-vetted data labelers to provide high-quality training data. It offers services from same-day experimental data to fully managed teams, ensuring top-quality data at competitive prices.

• Usage Based

V7 offers AI-powered solutions for workflow automation and data labeling, enabling businesses to build trustworthy AI trained on their own data.

• Contact for Pricing

Mindkosh is a comprehensive platform for data curation, labeling, and validation, offering annotation services and tools for AI projects.

• Other

Supervisely is a comprehensive computer vision platform to curate, label, and build production models for images, videos, 3D, medical imagery, and more.

• Freemium
• From 199$

UPDF is an AI-powered PDF editor available across multiple platforms (Windows, Mac, iOS, Android). It offers a comprehensive suite of PDF tools and AI features.

• Freemium

FiftyOne is an enterprise-grade platform for managing, visualizing, and refining visual AI datasets and models, enabling efficient development of computer vision applications at scale.

• Freemium

Deepen AI provides tools and services for multi-sensor data labeling and calibration, accelerating computer vision training for autonomous vehicles, robotics, and more.

• Usage Based
• From 300$

Label Studio is an open-source data labeling platform that enables users to annotate various data types including GenAI, images, audio, text, time series, and video for machine learning model training and validation.

• Freemium

Picsellia is an MLOps platform designed specifically for Computer Vision, enabling teams to build, train, monitor, and improve their applications.

• Contact for Pricing

Cubby is a private workspace for storing files and links, annotating content, and synthesizing research with AI. It offers a collaborative environment for teams to manage and analyze information.

• Free Trial
• From 16$

MD.ai provides DICOM-native data annotation tools and AI-powered reporting solutions for radiology, enabling efficient medical imaging workflow automation and dataset creation for AI development.

• Contact for Pricing

Project MONAI is a set of open-source frameworks designed to accelerate research and clinical collaboration in medical imaging using AI.

• Free

Prodigy is a downloadable annotation tool that enables users to build custom AI systems by defining classification schemes and leveraging powerful models.

• Pay Once

PinMy is a cross-platform visual collaboration tool that enables users to annotate, share, and connect on multiple file formats, featuring voice-to-text conversion and precise feedback capabilities.

• Freemium
• From 10$

ImgTools is a collaborative online photo editing platform that simplifies and streamlines image editing. It offers tools for screenshots, beautification, rounding, and compression.

• Free

Sapien is a decentralized data foundry providing custom data collection and labeling services powered by a global workforce. They specialize in fine-tuning large language models through expert human feedback and data annotation.

• Contact for Pricing

Kili Technology is a data-centric AI platform providing tools and services for creating high-quality training datasets and evaluating LLMs. It streamlines the data labeling process and offers expert-led project management for machine learning projects.

• Freemium

Fabric is an AI-powered workspace and smart organizer that helps you manage all your projects, ideas, files, notes, and links. It offers effortless organization and powerful search capabilities.

• Free