Bounding Box Annotation
The best 50 Bounding Box Annotation AI tools - Free & Paid
Explore 50 AI for Bounding Box Annotation
BasicAI is an end‑to‑end data annotation platform for image, video, audio, LiDAR, and text, offering AI‑powered labeling, collaborative workflows, real‑time QA, and private deployment, used by ML engineers in autonomous driving, robotics, and logistics.
Paid
Boxy is an AI coding assistant that enhances the coding experience, speeds up machine performance, provides useful features like code reviews, sandboxes and optimization, and helps bring ideas to code faster.
Free trial
- $9
Tagbox automatically organizes photos, videos, PDFs, and editable files using computer vision for face, object, and scene tagging. Its search engine offers advanced filters and full‑text queries. Team collaboration and secure storage enable efficient asset management.
Subscription
- $6.67/mo
FiftyOne is a visual AI platform that centralizes data curation, annotation, and model evaluation across images, video, point clouds, and metadata. It offers interactive slicing, automatic labeling with confidence scoring, role‑based access, versioning, and open‑source integration.
Free
T-Rex Label is an intelligent annotation tool that streamlines complex scene annotations across industries like agriculture, logistics, and healthcare, offering quick, accurate labeling through zero-shot detection, enhancing workflow efficiency and data management.
Freemium
NeuralBox captures photos instantly via camera, lock‑screen widget, or share extension, auto‑imports screenshots, and offers a scanning mode. AI image recognition and OCR enable keyword searches; similarity browsing groups images by visual traits. Files sync locally or in the cloud.
Subscription
- $5.99/mo
UnitLab is a cutting-edge, collaborative AI data annotation platform boosting efficiency by 15x through auto-annotation tools. It excels in various annotation types, project management, and automated tasks for accurate object detection and OCR in 123 languages.
Subscription
Box AI is a secure and compliant enterprise-grade AI tool that offers end-to-end data protection, collaboration features, workflow automation, and AI-powered content insights.
Freemium
- $6
Blackbox AI is an AI-powered tool for developers that searches and autocompletes code snippets across multiple programming languages and repositories, extracts code from videos and PDFs, and converts queries into code.
Free trial
- $5/mo
Markup Annotation Tool converts unstructured data into structured datasets, streamlining the annotation process for NLP and ML applications. Powered by GPT-4, it enhances accuracy and efficiency, supporting rapid training dataset creation for improved model performance.
Free
Label Studio is an open‑source platform for labeling images, audio, text, video, time‑series, and PDFs. It offers customizable interfaces, pre‑labeling with ML, multi‑project support, API/SDK integration, and quality gates that ensure consistent annotations, with export to CSV or databases.
Freemium
- $10
IndexBox is an AI-driven market intelligence platform providing up-to-date data (2M monthly updates) for customer identification and supply chain management. It utilizes advanced analytics, including predictive modeling and machine learning, to forecast trends and boost business growth.
Free trial
- $350
Datature unifies data labeling, model training, and deployment in one workflow. AI‑assisted annotation cuts labeling time up to tenfold. It supports classification, detection, segmentation, keypoint tasks, offers drag‑and‑drop training, hyperparameter tuning, visual evaluation, and edge/cloud deploy
Free
People for AI offers dedicated in‑house labeling teams for diverse machine‑learning datasets, ensuring consistent quality, data security, and GDPR‑aligned handling. They support all annotation tools, from small proofs of concept to large production volumes, with continuous monitoring and re‑annotati
Freemium
Basebox delivers a secure AI stack that runs on‑premises, air‑gapped or private cloud, keeping all prompts off‑server and protecting data location. It offers built‑in compliance controls, activity monitoring, and rapid custom AI application creation for regulated sectors.
Paid
CrowdView is a platform that allows users to view and share real-time video feeds from events around the world.
Clip Studio Paint offers natural brush strokes, over 100,000 customizable brushes, vector layers, 3D pose references, perspective rulers, onion‑skin animation up to 24 frames, and cloud sync across Windows, macOS, iPad, Android, and Chromebook.
Free trial
Appen delivers human‑validated datasets across six domains—alignment, agentic AI, speech/audio, multimodal, physical, and model integrity—using automation and a global workforce of 1 million+ contributors. SOC 2/ISO 27001 certified, it supports large‑scale AI training and independent evaluation.
Freemium
Slatebox transforms prompts into editable infographics, mind maps, decks, and timelines. It converts PDFs into interactive slides, offers an infinite canvas, AI‑suggested visuals, real‑time multi‑cursor collaboration, and audio/video huddles for team sharing.
Subscription
- $6/mo
Coursebox is an AI course creator tool that generates draft course structure and content in seconds, offers a drag-and-drop builder, and features such as quizzes and videos to make e-learning interactive and engaging.
Freemium
SpellBox is an AI coding assistant that generates, explains, and bookmarks code across languages like C++, Python, MATLAB, and JavaScript. It runs on Windows and macOS, available as a desktop app or VS Code extension, streamlining development workflows.
Paid
- $35/mo
Narrat Box is a powerful text-to-speech AI tool with realistic voices in 75 languages and accents, human-like narrators, customizable controls, and monetization and distribution tools for easy sharing and revenue generation.
Freemium
isahit provides human-centered data labeling and processing for computer vision, NLP, and speech, offering collaborative workspaces, secure API, customizable annotator training, quality control, and AI-assisted workflows (active learning, RLHF, RAG) to prepare data for model training.
Subscription
Encord is a data development platform that streamlines data curation, labeling, and model evaluation for AI teams. It supports computer vision and multimodal tasks with advanced user management, customizable workflows, and comprehensive quality metrics.
Subscription
Data Services by Clickworker provides a crowdsourced platform for data collection, validation, labeling, and categorization, assigning microtasks to a global workforce. It delivers scalable, ISO 27001‑compliant results and transparent workflow tracking for AI training and market research.
Freemium
- $13
AnyClip automates video tagging, subtitles, and chapter creation, enabling searchable, measurable content. It extracts highlights, clusters topics, and builds contextual playlists. Facial recognition and brand‑safety filters keep compliant, while interactive players support live captions and AI‑driv
Freemium
Agentic Document Extraction pulls structured data from PDFs, images, spreadsheets using vision‑first parsing, preserving layout and delivering bounding‑box citations. Modular REST APIs and Python/TypeScript SDKs support on‑prem or cloud deployment for regulated sectors needing traceable, accurate ex
Subscription
- $250/mo
Juicebox is an AI-powered search engine for talent acquisition that simplifies candidate sourcing through natural language queries. It analyzes over 800 million profiles, streamlines outreach, and integrates with ATS and CRM systems for efficient recruitment workflows.
Free trial
UBIAI fine‑tunes LLMs with classifiers, retrievers, and reasoning. It automates PDF/DOCX labeling, synthetic data, and quality filtering; offers 15‑minute prompt‑level tuning or 2‑4 hour weight training; exports to GGUF, safetensors, or Hugging Face for API or custom deployment.
Freemium
- $299/mo
TwelveLabs extracts structured data from videos using AI models Marengo and Pegasus. Its APIs enable time‑based search, on‑demand summarization, and vector embeddings for semantic search and recommendations, supporting media, advertising, and security workflows.
Freemium
- $0.07
2short.ai automatically extracts the most engaging segments from long videos to create 1080p YouTube Shorts, using facial‑tracking, one‑click animated subtitles, and flexible aspect ratios. It supports multiple languages, direct Drive/URL imports, and brand presets for consistent visuals.
Freemium
- $9.9/mo
SceneXplain converts images and videos into captions, summaries, alt‑text, and JSON using multimodal AI. It supports 100+ languages, visual Q&A, batch processing of 128 images, and provides a REST API for web and mobile integration, enhancing accessibility and data extraction.
Freemium
LAION offers free, large-scale vision‑language datasets such as LAION‑400M and LAION‑5B, along with the Clip H/14 model. These resources enable researchers and developers to train and benchmark vision‑language models efficiently and sustainably.
Freemium
FlyPix AI automatically detects buildings, roads, vegetation, and infrastructure in satellite, aerial, and drone imagery, reducing annotation effort by up to 99.7%. It supports custom model training, multispectral data, and collaborative dashboards for construction, agriculture, and risk management.
Subscription
Luigi's Box offers AI‑powered product search for e‑commerce platforms like Shopify and Magento, with real‑time autocomplete, typo correction, personalization, upsell recommendations, dynamic listings, and analytics tracking user behavior in multilingual stores.
Free trial
- $1.7
Clips AI is an open‑source Python library that automatically segments long‑form videos using WhisperX transcription and Pyannote speaker diarization, then resizes and reframes clips to 9:16 for mobile. It streamlines batch processing of podcasts, interviews, speeches, and sermons.
Freemium
AI Keywording processes up to 10,000 images per upload, using AI to generate titles, descriptions, and keywords for stock photography. Outputs a CSV ready for stock sites or Adobe Bridge, with temporary image copies deleted after processing.
Freemium
- $20/mo
LightLayer provides scalable, richly annotated egocentric datasets—synchronized RGB, audio, IMU, and depth—via distributed capture coordination, automated collection workflows, and streamlined annotation pipelines to produce delivery-ready data for embodied AI and robotic perception training.
Freemium
gNucleus is an AI platform that labels CAD and simulation data, trains custom models, and deploys them across public or private clouds. It automates specification, CAD creation from text or DXF, runs multi‑physics simulations, and optimizes results.
Freemium
- $29.99/mo
Infobox AI centralizes user data in a private database, enabling import, training, and updates while users retain ownership. Embed its widget on sites for support and large‑dataset analysis. Custom branding and team collaboration provide controlled, privacy‑focused access.
Freemium
SketchEdge uses AI to convert photos into soft, hand‑drawn line drawings. Upload high‑resolution images, adjust line thickness, and export as vector SVG or raster PNG. Batch processing and a simple web interface streamline the design workflow.
Freemium
BloxGPT is an AI‑powered whiteboard that lets users drag GPT blocks onto an infinite canvas. It supports note‑taking, visual linking, real‑time collaboration, layout customization, search, and responsive, secure design for brainstorming, planning, and meetings.
Free trial
kOS lets users import PDFs and annotate them in one interface. An AI layer answers questions about any part of the document, distinguishes user vs. web content, auto‑generates slide decks and citation exports—all locally for privacy.
Freemium
Choice AI offers AI‑driven content moderation, cultural‑sensitivity filtering, multilingual subtitles, dubbing, emotion analysis, scene segmentation, compliance checks, and automated metadata tagging. It supports live and on‑demand workflows, accelerating media readiness and expanding global audienc
Freemium