# Appen vs Denodo Comparison

| | Appen | Denodo | 
|---|---|---|
| **Star Rating** | 4.2 out of 5 | 4.3 out of 5 | 
| **Total Reviews** | 35 | 47 | 
| **Largest Market Segment** | Small-Business (54.5% of reviews) | Enterprise (52.6% of reviews) | 
| **Entry Level Price** | SaaS subscription pricing dependent on use case and data type | No pricing available | 

---
## Top Pros & Cons

### Appen

Pros:
- Useful (2 reviews)
- Ease of Use (1 reviews)

Cons:
- Work Interruptions (3 reviews)
- Low Compensation (2 reviews)

### Denodo

Pros:
- Functionality (3 reviews)
- Connectors (2 reviews)

Cons:
- Expensive (2 reviews)
- Bug Issues (1 reviews)

---
## Ratings Comparison
| Rating | Appen | Denodo | 
|---|---|---|
  | **Meets Requirements** | 8.2 (30 reviews) | 8.4 (30 reviews) | 
  | **Ease of Use** | 8.2 (30 reviews) | 8.7 (30 reviews) | 
  | **Ease of Setup** | 8.7 (14 reviews) | 8.2 (18 reviews) | 
  | **Ease of Admin** | 9.2 (8 reviews) | 7.5 (16 reviews) | 
  | **Quality of Support** | 8.1 (29 reviews) | 8.2 (27 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.5 (8 reviews) | 8.9 (16 reviews) | 
  | **Product Direction (% positive)** | 7.5 (28 reviews) | 9.1 (26 reviews) | 

---
## Pricing

### Appen

#### Entry-Level Pricing

Plan: Appen Data Annotation Platform

Price: SaaS subscription pricing dependent on use case and data type

Description: The industry’s most advanced AI-assisted data annotation platform used to collect and annotate data for training both computer vision and natural language processing AI models. 

Key Features:
- Data annotation capabilities that support all data types (text, audio, image, video, sensor) and use cases including search relevance, computer vision, and natural language processing (NLP/Speech).
- Create and launch data annotation jobs easily through our plug and play graphical user interface, or programmatically through our API.
- Smart Labeling capabilities have built-in Machine Learning assistance to save customers time, effort and money - delivering high-quality training data and accelerating the ROI and your AI initiatives.

[Browse all 2 editions](https://www.g2.com/products/appen/pricing)

#### Free Trial

No

### Denodo

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

---
## Features Comparison By Category

### Business Intelligence

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | N/A | N/A |

#### Reports

| Feature | Appen | Denodo | 
|---|---|---|
| **Reports Interface** | Not enough data | Not enough data | 
| **Steps to Answer** | Not enough data | Not enough data | 
| **Graphs and Charts** | Not enough data | Not enough data | 
| **Score Cards** | Not enough data | Not enough data | 
| **Dashboards** | Not enough data | Not enough data | 

#### Self Service 

| Feature | Appen | Denodo | 
|---|---|---|
| **Calculated Fields** | Not enough data | Not enough data | 
| **Data Column Filtering** | Not enough data | Not enough data | 
| **Data Discovery** | Not enough data | Not enough data | 
| **Search** | Not enough data | Not enough data | 
| **Collaboration / Workflow** | Not enough data | Not enough data | 
| **Automodeling** | Not enough data | Not enough data | 

#### Advanced Analytics

| Feature | Appen | Denodo | 
|---|---|---|
| **Predictive Analytics** | Not enough data | Not enough data | 
| **Data Visualization** | Not enough data | Not enough data | 
| **Big Data Services** | Not enough data | Not enough data | 

#### Building Reports

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Transformation** | Not enough data | Not enough data | 
| **Data Modeling** | Not enough data | Not enough data | 
| **WYSIWYG Report Design** | Not enough data | Not enough data | 
| **Integration APIs** | Not enough data | Not enough data | 

#### Platform

| Feature | Appen | Denodo | 
|---|---|---|
| **Mobile User Support** | Not enough data | Not enough data | 
| **Customization ** | Not enough data | Not enough data | 
| **User, Role, and Access Management** | Not enough data | Not enough data | 
| **Internationalization** | Not enough data | Not enough data | 
| **Sandbox / Test Environments** | Not enough data | Not enough data | 
| **Performance and Reliability** | Not enough data | Not enough data | 
| **Breadth of Partner Applications** | Not enough data | Not enough data | 

### Machine Learning Data Catalog

| Product | Score | Reviews |
|---|---|---|
| **Appen** | 8.0/10 | 18 |
| **Denodo** | N/A | N/A |

#### Data Governance

| Feature | Appen | Denodo | 
|---|---|---|
| **User Access Management** | 8.3 (13 reviews) | Not enough data | 
| **Dynamic Data Masking** | 8.2 (12 reviews) | Not enough data | 
| **Data Lineage** | 7.8 (12 reviews) | Not enough data | 

#### Data Preparation

| Feature | Appen | Denodo | 
|---|---|---|
| **Search** | 8.5 (14 reviews) | Not enough data | 
| **Data Quality and Cleansing** | 8.2 (13 reviews) | Not enough data | 
| **Data Transformation** | 7.9 (12 reviews) | Not enough data | 
| **Data Modeling** | 7.9 (12 reviews) | Not enough data | 

#### Collaboration

| Feature | Appen | Denodo | 
|---|---|---|
| **Commenting** | 8.1 (12 reviews) | Not enough data | 
| **Profiling and Classification** | 8.1 (13 reviews) | Not enough data | 
| **Business and Data Glossary** | 8.2 (11 reviews) | Not enough data | 
| **Metadata Management ** | 8.0 (11 reviews) | Not enough data | 

#### Artificial Intelligence

| Feature | Appen | Denodo | 
|---|---|---|
| **Machine Learning Recommendations** | 8.3 (11 reviews) | Not enough data | 
| **Natural Language Query** | 7.2 (10 reviews) | Not enough data | 
| **Automatic Data Cleansing** | 7.4 (11 reviews) | Not enough data | 

#### Generative AI

| Feature | Appen | Denodo | 
|---|---|---|
| **AI Text Generation** | 7.6 (7 reviews) | Not enough data | 
| **AI Text Summarization** | 8.3 (7 reviews) | Not enough data | 

#### Agentic AI - Machine Learning Data Catalog

| Feature | Appen | Denodo | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Data Virtualization

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | 8.4/10 | 26 |

#### Administration

| Feature | Appen | Denodo | 
|---|---|---|
| **Database Management** | Not enough data | 8.8 (20 reviews) | 
| **Access Control** | Not enough data | 8.2 (18 reviews) | 
| **Data Security** | Not enough data | 8.1 (18 reviews) | 

#### Federation

| Feature | Appen | Denodo | 
|---|---|---|
| **Architecture** | Not enough data | 8.2 (18 reviews) | 
| **Provisioning** | Not enough data | 8.1 (18 reviews) | 
| **Orchestration** | Not enough data | 8.3 (17 reviews) | 
| **API / Integrations** | Not enough data | 8.9 (15 reviews) | 

#### Transformation

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Visualization** | Not enough data | 9.0 (17 reviews) | 
| **Application Performance** | Not enough data | 8.0 (18 reviews) | 
| **Data Modeling** | Not enough data | 8.8 (18 reviews) | 

### Data Labeling

| Product | Score | Reviews |
|---|---|---|
| **Appen** | 8.7/10 | 14 |
| **Denodo** | N/A | N/A |

#### Quality

| Feature | Appen | Denodo | 
|---|---|---|
| **Labeler Quality** | 8.5 (11 reviews) | Not enough data | 
| **Task Quality** | 8.8 (11 reviews) | Not enough data | 
| **Data Quality** | 9.1 (11 reviews) | Not enough data | 
| **Human-in-the-Loop** | 8.3 (9 reviews) | Not enough data | 

#### Automation

| Feature | Appen | Denodo | 
|---|---|---|
| **Machine Learning Pre-Labeling** | 8.1 (9 reviews) | Not enough data | 
| **Automatic Routing of Labeling** | 8.7 (9 reviews) | Not enough data | 

#### Image Annotation

| Feature | Appen | Denodo | 
|---|---|---|
| **Image Segmentation
** | 8.3 (9 reviews) | Not enough data | 
| **Object Detection** | 8.7 (9 reviews) | Not enough data | 
| **Object Tracking** | 8.3 (9 reviews) | Not enough data | 
| **Data Types** | 8.8 (10 reviews) | Not enough data | 

#### Natural Language Annotation

| Feature | Appen | Denodo | 
|---|---|---|
| **Named Entity Recognition** | 8.8 (8 reviews) | Not enough data | 
| **Sentiment Detection** | 8.8 (8 reviews) | Not enough data | 
| **OCR** | 9.0 (8 reviews) | Not enough data | 

#### Speech Annotation

| Feature | Appen | Denodo | 
|---|---|---|
| **Transcription** | 8.9 (9 reviews) | Not enough data | 
| **Emotion Recognition** | 8.7 (9 reviews) | Not enough data | 

### Data Fabric

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | 8.7/10 | 7 |

#### Data Management

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Integration** | Not enough data | 9.3 (5 reviews) | 
| **Data Discovery** | Not enough data | Not enough data | 
| **Multi - Platform** | Not enough data | Not enough data | 
| **Metadata** | Not enough data | 8.0 (5 reviews) | 

#### Analytics

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Analytics** | Not enough data | Not enough data | 

#### Security

| Feature | Appen | Denodo | 
|---|---|---|
| **Compliance** | Not enough data | 8.7 (5 reviews) | 
| **Governance** | Not enough data | 8.7 (5 reviews) | 
| **Data Protection** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Appen | Denodo | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 

#### Agentic AI - Data Fabric

| Feature | Appen | Denodo | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Data Warehouse

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | N/A | N/A |

#### Data Management

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Integration** | Not enough data | Not enough data | 
| **Data Compression** | Not enough data | Not enough data | 
| **Data Quality** | Not enough data | Not enough data | 
| **Built-In Data Analytics** | Not enough data | Not enough data | 
| **In-Database Machine Learning** | Not enough data | Not enough data | 
| **Data Lake Analytics** | Not enough data | Not enough data | 

#### Integration

| Feature | Appen | Denodo | 
|---|---|---|
| **AI/ ML Integration** | Not enough data | Not enough data | 
| **BI Tool Integration** | Not enough data | Not enough data | 
| **Data lake Integration** | Not enough data | Not enough data | 

#### Deployment

| Feature | Appen | Denodo | 
|---|---|---|
| **On-Premise** | Not enough data | Not enough data | 
| **Cloud** | Not enough data | Not enough data | 

#### Performance 

| Feature | Appen | Denodo | 
|---|---|---|
| **Scalability** | Not enough data | Not enough data | 

#### Security

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Governance** | Not enough data | Not enough data | 
| **Data Security** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Appen | Denodo | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 

### Semantic Layer Tools

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | N/A | N/A |

#### Deployment & Integration - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **Multi-Environment & Multi-Cloud Support** | Not enough data | Not enough data | 
| **Open API & SDK Integration** | Not enough data | Not enough data | 

#### Data Connectivity & Federation - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **Cross-Source Query Federation** | Not enough data | Not enough data | 
| **Dynamic Schema & Metadata Adaptation** | Not enough data | Not enough data | 

#### Data Modeling & Metrics - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **Derived & Calculated Metrics** | Not enough data | Not enough data | 
| **Time Intelligence Functions** | Not enough data | Not enough data | 

#### Performance Optimization - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **Query Caching & Acceleration** | Not enough data | Not enough data | 
| **Adaptive Query Optimization** | Not enough data | Not enough data | 

#### Governance - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **AI Governance & Observability** | Not enough data | Not enough data | 
| **Metric Lineage for AI Training Data** | Not enough data | Not enough data | 
| **Version Control & Change Impact Analysis** | Not enough data | Not enough data | 

#### Advanced Intelligence - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **Natural Language Query Interface** | Not enough data | Not enough data | 
| **Semantic Layer for AI/ML Models** | Not enough data | Not enough data | 
| **Recommendation Engine** | Not enough data | Not enough data | 

#### Agentic AI Enablement - Semantic Layer Tools

| Feature | Appen | Denodo | 
|---|---|---|
| **Agentic Query Orchestration** | Not enough data | Not enough data | 
| **Contextual Reasoning Layer** | Not enough data | Not enough data | 
| **Workflow Automation via Semantic Agents** | Not enough data | Not enough data | 

### Big Data Processing and Distribution

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | N/A | N/A |

#### Database

| Feature | Appen | Denodo | 
|---|---|---|
| **Real-Time Data Collection** | Not enough data | Not enough data | 
| **Data Distribution** | Not enough data | Not enough data | 
| **Data Lake** | Not enough data | Not enough data | 

#### Integrations

| Feature | Appen | Denodo | 
|---|---|---|
| **Hadoop Integration** | Not enough data | Not enough data | 
| **Spark Integration** | Not enough data | Not enough data | 

#### Platform

| Feature | Appen | Denodo | 
|---|---|---|
| **Machine Scaling** | Not enough data | Not enough data | 
| **Data Preparation** | Not enough data | Not enough data | 
| **Spark Integration** | Not enough data | Not enough data | 

#### Processing

| Feature | Appen | Denodo | 
|---|---|---|
| **Cloud Processing** | Not enough data | Not enough data | 
| **Workload Processing** | Not enough data | Not enough data | 

### Big Data

| Product | Score | Reviews |
|---|---|---|
| **Appen** | N/A | N/A |
| **Denodo** | N/A | N/A |

#### Building Reports

| Feature | Appen | Denodo | 
|---|---|---|
| **Data Transformation** | Not enough data | Not enough data | 
| **Data Modeling** | Not enough data | Not enough data | 
| **WYSIWYG Report Design** | Not enough data | Not enough data | 
| **Integration APIs** | Not enough data | Not enough data | 

#### Platform

| Feature | Appen | Denodo | 
|---|---|---|
| **Mobile User Support** | Not enough data | Not enough data | 
| **Customization ** | Not enough data | Not enough data | 
| **User, Role, and Access Management** | Not enough data | Not enough data | 
| **Internationalization** | Not enough data | Not enough data | 
| **Sandbox / Test Environments** | Not enough data | Not enough data | 
| **Performance and Reliability** | Not enough data | Not enough data | 
| **Breadth of Partner Applications** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Machine Learning Data Catalog Software](https://www.g2.com/categories/machine-learning-data-catalog)

**Unique to Appen (1):** [Data Labeling Software](https://www.g2.com/categories/data-labeling)

**Unique to Denodo (6):** [Data Fabric Software](https://www.g2.com/categories/data-fabric), [Data Virtualization Software](https://www.g2.com/categories/data-virtualization), [Big Data Integration Platforms](https://www.g2.com/categories/big-data-integration-platforms), [Big Data Processing And Distribution Systems](https://www.g2.com/categories/big-data-processing-and-distribution), [Data Warehouse Solutions](https://www.g2.com/categories/data-warehouse), [Semantic Layer Tools](https://www.g2.com/categories/semantic-layer-tools)


---
## Reviewer Demographics

### By Company Size

| Segment | Appen | Denodo | 
|---|---|---|
| **Small-Business** | 54.5% | 21.1% | 
| **Mid-Market** | 24.2% | 26.3% | 
| **Enterprise** | 21.2% | 52.6% | 

### By Industry

#### Appen

- **Information Technology and Services:** 21.2%
- **Education Management:** 9.1%
- **Higher Education:** 9.1%
- **Computer Software:** 6.1%
- **E-Learning:** 6.1%
- **Internet:** 6.1%
- **Banking:** 3.0%
- **Biotechnology:** 3.0%
- **Design:** 3.0%
- **Financial Services:** 3.0%
- **Other:** 30.3%

#### Denodo

- **Insurance:** 16.7%
- **Banking:** 13.9%
- **Financial Services:** 11.1%
- **Information Technology and Services:** 11.1%
- **Computer Software:** 5.6%
- **Higher Education:** 5.6%
- **Telecommunications:** 2.8%
- **Consumer Services:** 2.8%
- **Electrical/Electronic Manufacturing:** 2.8%
- **Hospitality:** 2.8%
- **Other:** 25.0%

---
## Alternatives

### Alternatives to Appen

- [SuperAnnotate](https://www.g2.com/products/superannotate/reviews) — 4.8/5 stars (379 reviews)
- [Prolific](https://www.g2.com/products/prolific/reviews) — 4.6/5 stars (237 reviews)
- [AWS Glue](https://www.g2.com/products/aws-glue/reviews) — 4.3/5 stars (202 reviews)
- [Amazon Sagemaker Ground Truth](https://www.g2.com/products/amazon-sagemaker-ground-truth/reviews) — 4.1/5 stars (19 reviews)
- [V7 Darwin](https://www.g2.com/products/v7-darwin/reviews) — 4.7/5 stars (55 reviews)
- [Roboflow](https://www.g2.com/products/roboflow/reviews) — 4.7/5 stars (147 reviews)
- [Labelbox](https://www.g2.com/products/labelbox/reviews) — 4.5/5 stars (48 reviews)
- [ServiceNow Workflow Data Fabric](https://www.g2.com/products/servicenow-workflow-data-fabric/reviews) — 4.3/5 stars (138 reviews)
- [Cloudera Platform](https://www.g2.com/products/cloudera-platform/reviews) — 4.1/5 stars (136 reviews)
- [Atlan](https://www.g2.com/products/atlan/reviews) — 4.5/5 stars (131 reviews)

### Alternatives to Denodo

- [Dremio](https://www.g2.com/products/dremio/reviews) — 4.6/5 stars (70 reviews)
- [AWS Glue](https://www.g2.com/products/aws-glue/reviews) — 4.3/5 stars (202 reviews)
- [CData Virtuality](https://www.g2.com/products/cdata-virtuality/reviews) — 4.7/5 stars (20 reviews)
- [Snowflake](https://www.g2.com/products/snowflake/reviews) — 4.5/5 stars (754 reviews)
- [SAP HANA Cloud](https://www.g2.com/products/sap-hana-cloud-2025-10-01/reviews) — 4.3/5 stars (620 reviews)
- [Microsoft Power BI](https://www.g2.com/products/microsoft-microsoft-power-bi/reviews) — 4.5/5 stars (1637 reviews)
- [Databricks](https://www.g2.com/products/databricks/reviews) — 4.6/5 stars (804 reviews)
- [Alteryx](https://www.g2.com/products/alteryx/reviews) — 4.6/5 stars (817 reviews)
- [Cloudera Platform](https://www.g2.com/products/cloudera-platform/reviews) — 4.1/5 stars (136 reviews)
- [Microsoft SQL Server](https://www.g2.com/products/microsoft-sql-server/reviews) — 4.4/5 stars (2284 reviews)

---
## Top Discussions

### Appen

No discussions available for this product.

### Denodo

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/appen-vs-denodo)