[ Appen Reviews ](https://www.g2.com/products/appen/reviews) [ Appen Reviews ](https://www.g2.com/products/appen/reviews) # Appen Features ##### ## Data Governance (3) User Access Management Allows administrators to assign role-based user access for specific data sets Dynamic Data Masking Hides and masks sensitive data automatically based on user permissions Data Lineage Provides historical insights into original data sources and transformations made to data sets Show More ##### ## Data Preparation (4) Search Offers simple search capabilities to discover specific data sets Data Quality and Cleansing Allows users and administrators to easily clean data to maintain quality and integrity Data Transformation Converts data formats of source data into the format required for the reporting system without mistakes Data Modeling Tools to (re)structure data in a manner that allows extracting insights quickly and accurately Show More ##### ## Collaboration (4) Commenting Allows users to comment on data sets to help future users better interact and interpret the data Profiling and Classification Permits profiling of data sets for increased organization, both by users and machine learning Business and Data Glossary Creates a business glossary for faster understanding by the average business user Metadata Management Indexes metadata descriptions for easier searching and enhanced insights Show More ##### ## Artificial Intelligence (3) Machine Learning Recommendations Automates recommendations for users based on machine learning functionality Natural Language Query Offers natural language querying functionality for non-technical users Automatic Data Cleansing Cleans data to improve quality via automation Show More ##### ## Quality (4) Labeler Quality Gives user a metric to determine the quality of data labelers, based on consistency scores, domain knowledge, dynamic ground truth, and more. Task Quality Ensures that labeling tasks are accurate through consensus, review, anomaly detection, and more. Data Quality Ensures the data is of a high quality as compared to benchmark. Human-in-the-Loop Gives user the ability to review and edit labels. Show More ##### ## Automation (2) Machine Learning Pre-Labeling Uses models to predict the correct label for a given input (image, video, audio, text, etc.). Automatic Routing of Labeling Automatically route input to the optimal labeler or labeling service based on predicted speed and cost. Show More ##### ## Image Annotation (4) Image Segmentation Has the ability to place imaginary boxes or polygons around objects or pixels in an image. Object Detection has the ability to detect objects within images. Object Tracking Track unique object IDs across multiple video frames Data Types Supports a range of different types of images (satelite, thermal cameras, etc.) Show More ##### ## Natural Language Annotation (3) Named Entity Recognition Gives user the ability to extract entities from text (such as locations and names). Sentiment Detection Gives user the ability to tag text based on its sentiment. OCR Gives user the ability to label and verify text data in an image. Show More ##### ## Speech Annotation (2) Transcription Allows the user to transcribe audio. Emotion Recognition Gives user the ability to label emotions in recorded audio. Show More ##### ## Generative AI (2) AI Text Generation Allows users to generate text based on a text prompt. AI Text Summarization Condenses long documents or text into a brief summary. Show More ##### ## Agentic AI - Machine Learning Data Catalog (5) Autonomous Task Execution Capability to perform complex tasks without constant human input Multi-step Planning Ability to break down and plan multi-step processes Cross-system Integration Works across multiple software systems or databases Adaptive Learning Improves performance based on feedback and experience Decision Making Makes informed choices based on available data and objectives Show More [ ![Roboflow](https://images.g2crowd.com/uploads/product/hd_favicon/3dfdda24f498bcc4fe96498994ad134e/roboflow.svg "Roboflow") Sponsored Roboflow 4.7/5 (151) Visit Website ](javascript:void(0)) ## Top-Rated Alternatives [ ![SuperAnnotate](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_9a85895001c537f0499ee1e5f9f9cb2d/superannotate.png "SuperAnnotate") SuperAnnotate 4.8/5 (352) ](https://www.g2.com/products/superannotate/reviews) [ ![Prolific](https://images.g2crowd.com/uploads/product/hd_favicon/2f644eeeb79899fe3057220eb4880efa/prolific.svg "Prolific") Prolific 4.6/5 (202) ](https://www.g2.com/products/prolific/reviews) [ ![AWS Glue](https://images.g2crowd.com/uploads/product/hd_favicon/1528476465/aws-glue.svg "AWS Glue") AWS Glue 4.3/5 (194) ](https://www.g2.com/products/aws-glue/reviews) [ View All Alternatives ](https://www.g2.com/products/appen/competitors/alternatives) Appen Comparisons ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_9a85895001c537f0499ee1e5f9f9cb2d/superannotate.png "Product Avatar Image") SuperAnnotate 4.8/5 (379) [ Compare Now ](https://www.g2.com/compare/appen-vs-superannotate) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_dd674051aa4dc7d0dfc8b7737b799e0b/amazon-sagemaker-ground-truth.jpg "Product Avatar Image") Amazon Sagemaker Ground Truth 4.1/5 (19) [ Compare Now ](https://www.g2.com/compare/amazon-sagemaker-ground-truth-vs-appen) ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/small_square/small_square_dac957f178c7a042ffd2cd96ed23290f/v7-darwin.jpg "Product Avatar Image") V7 Darwin 4.7/5 (55) [ Compare Now ](https://www.g2.com/compare/appen-vs-v7-darwin) ##### Categories on G2 [ Machine Learning Data Catalog ](https://www.g2.com/categories/machine-learning-data-catalog)[ Data Labeling ](https://www.g2.com/categories/data-labeling) ##### Explore More [ Best tools for multi-user estimating collaboration ](https://www.g2.com/discussions/what-are-the-best-tools-for-enabling-multi-user-collaboration-on-construction-estimating)[ Which sales engagement software has the best reviews ](https://www.g2.com/discussions/which-sales-engagement-software-has-the-best-reviews)[ Best voice recognition software for small businesses ](https://www.g2.com/discussions/best-voice-recognition-software-for-small-businesses) [ Best software for multi-channel content performance tracking ](https://www.g2.com/discussions/what-s-the-best-software-for-multi-channel-content-performance-tracking)[ What is the best tool for coordinating cybersecurity incident response? ](https://www.g2.com/discussions/what-s-the-best-tool-for-coordinating-cybersecurity-incident-response)[ Pros and Cons Details ](https://www.g2.com/products/appen/reviews?qs=pros-and-cons) Show More [ Best tools for multi-user estimating collaboration ](https://www.g2.com/discussions/what-are-the-best-tools-for-enabling-multi-user-collaboration-on-construction-estimating)[ Which sales engagement software has the best reviews ](https://www.g2.com/discussions/which-sales-engagement-software-has-the-best-reviews)[ Best voice recognition software for small businesses ](https://www.g2.com/discussions/best-voice-recognition-software-for-small-businesses) [ Best software for multi-channel content performance tracking ](https://www.g2.com/discussions/what-s-the-best-software-for-multi-channel-content-performance-tracking)[ What is the best tool for coordinating cybersecurity incident response? ](https://www.g2.com/discussions/what-s-the-best-tool-for-coordinating-cybersecurity-incident-response)[ Pros and Cons Details ](https://www.g2.com/products/appen/reviews?qs=pros-and-cons)