---
title: Appen Reviews
meta_title: 'Appen Reviews 2026: Details, Pricing, & Features | G2'
meta_description: Filter 35 reviews by the users' company size, role or industry to
  find out how Appen works for a business like yours.
aggregate_rating:
  rating_value: 4.2
  review_count: 35
  scale: '5'
date_modified: '2026-07-17'
parent_category:
  name: IT Infrastructure
  url: https://www.g2.com/categories/it-infrastructure
---

# Appen Reviews
**Vendor:** Appen  
**Category:** [Machine Learning Data Catalog Software](https://www.g2.com/categories/machine-learning-data-catalog)  
**Average Rating:** 4.2/5.0  
**Total Reviews:** 35
## About Appen
Appen collects and labels images, text, speech, audio, video, and other data to create training data used to build and continuously improve the world’s most innovative artificial intelligence systems. We offer a state of the art, licensable data annotation platform to annotate training data use cases in computer vision and natural language processing. Our platform enhances accuracy and efficiency through our Smart Labeling and Pre-Labeling features which use Machine Learning to ease human annotations. You choose the level of service and security you want for data collection and annotation, from white-glove managed service to flexible self-service. Our expertise includes having a global crowd of over 1 million skilled contractors who speak over 235 languages and dialects, in over 70,000 locations and 170 countries, and the industry’s most advanced AI-assisted data annotation platform. Our reliable training data gives leaders in technology, automotive, financial services, retail, healthcare, and governments the confidence to deploy world-class AI products. Founded in 1996, Appen has customers and offices globally.



## Appen Pros & Cons
**What users like:**

- Users appreciate the **flexibility** of Appen, enabling them to engage in diverse and interesting projects from their cell phones. (2 reviews)
- Users appreciate the **ease of use** of Appen, enabling task completion effortlessly through their cell phones. (1 reviews)
- Users appreciate the **flexibility** of Appen, enabling engaging and diverse projects that enhance their work experience. (1 reviews)

**What users dislike:**

- Users experience frequent **work interruptions** , facing challenges like inconsistent availability and lengthy qualification processes. (3 reviews)
- Users experience **low compensation** due to inconsistent work availability and monthly payments, affecting income stability. (2 reviews)
- Users find the **navigation confusing** and experience frequent disconnects, leading to frustration while using Appen. (1 reviews)
- Users often face **connectivity issues** , experiencing confusion while navigating and frequent disconnections from the app. (1 reviews)
- Users find the **navigation confusing** , often resulting in unexpected logouts that disrupt their experience with Appen. (1 reviews)


## Appen Discussions
  - [Launching projects](https://www.g2.com/discussions/launching-projects) - 1 upvote
  - [How do I know if I can submit my invoice?](https://www.g2.com/discussions/how-do-i-know-if-i-can-submit-my-invoice) - 1 upvote
  - [Would there be more update on Appen?](https://www.g2.com/discussions/would-there-be-more-update-on-appen) - 1 upvote
  - [please tell me for how long the maximum waiting for a project task?](https://www.g2.com/discussions/please-tell-me-for-how-long-the-maximum-waiting-for-a-project-task) - 1 upvote

- [View Appen pricing details and edition comparison](https://www.g2.com/products/appen/reviews?page=3&section=pricing&secure%5Bexpires_at%5D=2026-07-23+10%3A25%3A25+-0500&secure%5Bsession_id%5D=005139f2-f0ad-42ac-b005-2862ce9b167a&secure%5Btoken%5D=12e7f8437f755d27ac5dd2abfd83cd7bea5ecad3b36188ac38879a9a02c50072&format=llm_user)

## Appen Features
**Data Governance**
- User Access Management
- Dynamic Data Masking
- Data Lineage

**Quality**
- Labeler Quality
- Task Quality
- Data Quality
- Human-in-the-Loop

**Data Preparation**
- Search
- Data Quality and Cleansing
- Data Transformation
- Data Modeling

**Automation**
- Machine Learning Pre-Labeling
- Automatic Routing of Labeling

**Collaboration**
- Commenting
- Profiling and Classification
- Business and Data Glossary
- Metadata Management 

**Image Annotation**
- Image Segmentation

- Object Detection
- Object Tracking
- Data Types

**Artificial Intelligence**
- Machine Learning Recommendations
- Natural Language Query
- Automatic Data Cleansing

**Natural Language Annotation**
- Named Entity Recognition
- Sentiment Detection
- OCR

**Speech Annotation**
- Transcription
- Emotion Recognition

**Generative AI**
- AI Text Generation
- AI Text Summarization

**Agentic AI - Machine Learning Data Catalog**
- Autonomous Task Execution
- Multi-step Planning
- Cross-system Integration
- Adaptive Learning
- Decision Making

## Top Appen Alternatives
  - [SuperAnnotate](https://www.g2.com/products/superannotate/reviews) - 4.8/5.0 (353 reviews)
  - [Amazon Sagemaker Ground Truth](https://www.g2.com/products/amazon-sagemaker-ground-truth/reviews) - 4.1/5.0 (19 reviews)
  - [Prolific](https://www.g2.com/products/prolific/reviews) - 4.6/5.0 (202 reviews)