You’re comparing Weld vs CloverDX vs Improvado. Explore how they differ on connectors, pricing, and features. 
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| Feature | Weld | CloverDX | Improvado |
|---|---|---|---|
| Core Platform | |||
| Price | $79 / 5M Active Rows | Subscription or perpetual licensing (custom quotes, typically $20k+ annually) | Custom |
| Free tier | No | No | No |
| Location | DK, (EU) | Culver City, CA, USA | US |
| Connectors & Sync | |||
| Connectors | 200+ | 150+ | 500+ |
| Extract data (ETL) | Yes | Yes | Yes |
| Sync to HubSpot, Salesforce, Klaviyo, Excel (reverse ETL) | Yes | No | No |
| Two-Way Sync | Yes | No | No |
| Transformations & AI | |||
| Transformations | Yes | Yes | Yes |
| AI Assistant | Yes | No | Yes |
| dbt Core Integration | Yes | No | No |
| dbt Cloud Integration | Yes | No | No |
| Governance & DevOps | |||
| Orchestration | Yes | Yes | No |
| Lineage | Yes | Yes | No |
| Version control | Yes | Yes | No |
| On-Premise | No | Yes | No |
| OpenAPI / Developer API | Yes | Yes | No |
| Integrations | |||
| Load to/from Excel | Yes | Yes (Excel/CSV) | No |
| Load to/from Google Sheets | Yes | Yes (via API connector) | No |
| Ratings | |||
| G2 rating | 4.8 | 4.2 | 4.5 |
Overview
Weld is a unified ELT and data activation platform that combines ingestion, modeling, transformations, orchestration, lineage, and reverse ETL in a single SaaS interface. With premium in-house–built connectors, an intuitive UI, and near real-time syncs, Weld enables both technical and non-technical users to create and manage data workflows efficiently. Weld also includes an AI assistant to support SQL modeling, generate transformations, and streamline repetitive tasks. Teams can ingest data from a wide range of sources—including marketing platforms, CRMs, databases, Google Sheets, Excel, and APIs—into their cloud data warehouse and activate it back into business tools.
Lineage, orchestration, and workflow features included by default
Handles large datasets and near real-time data sync
ELT and reverse ETL in one platform
User-friendly interface with minimal setup required
Flat, predictable monthly pricing model
200+ in-house–built, high-quality connectors
AI assistant for modeling and transformations
Some SQL knowledge is useful for advanced modeling
Optimized for cloud-warehouse workflows (Snowflake, BigQuery, Redshift, etc.)
Feature set is streamlined for modern ELT/activation use cases
A reviewer on G2 said:
Overview
CloverDX is an enterprise-grade ETL/ELT platform designed for building flexible, scalable, and automated data workflows. It supports both GUI-based and code-driven development within an Eclipse-based Designer and excels at data transformation, data quality, and large-scale data migration. The platform is commonly used for complex data onboarding, where automated conversions from various file formats reduce manual work.
Metadata-driven development with schema drift handling and built-in impact analysis.
Visual data flow designer with reusable subgraphs and components.
Supports batch and streaming ingestion across databases, cloud storage, REST APIs, and Hadoop ecosystems.
Built-in orchestration with scheduling, monitoring, alerting, and role-based access control.
Enterprise licensing can be costly, making it less accessible for smaller teams.
Eclipse-based Designer IDE can feel heavy and requires onboarding time for new users.
Smaller community and fewer third-party tutorials compared to open-source or more widely adopted tools.
Gartner Peer Review:
“Ability to design elegant data flows and work with really dirty data. The visual design ensures that you write proper rules to deal with a variety of data quality issues.”
“Lack of support for AI, machine learning, neural networks, and the ability to run basic regression.”
Overview
Improvado is an AI-powered marketing analytics platform that automates data integration, transformation, and reporting. It connects to over 500 marketing, sales, and analytics platforms, offering a fully managed data pipeline and AI Agents for campaign governance, insights, and reporting.
500+ pre-built data connectors
Advanced AI Agents for campaign governance and reporting
Supports enterprise-grade transformations
Custom integration with any API via AI sandbox
Managed data warehouses and BI dashboard compatibility
Pricing is custom and may be expensive for small teams
AI Agent features are add-ons
No native Excel or Sheets sync
A reviewer on G2:
“Improvado has been surprisingly easy to use. Within just a few clicks we have been able to integrate all our media platforms into our datalake. The numerous in-depth guides make this process very easy.”
Side-by-side
Weld’s interface is built for clarity and speed, enabling users with varying levels of technical experience to manage data pipelines and models efficiently. Its built-in lineage and orchestration tools provide transparency across workflows.
CloverDX Designer provides a visual canvas for building data flows alongside code-based components. It is powerful for complex workflows, though the IDE can become cluttered in large projects and has a moderate learning curve.
Improvado features a clean UI and guided setup, making it easy to extract, transform, and load data from various marketing platforms. Users can explore APIs via natural language using the AI Agent.
Side-by-side
Weld’s interface is built for clarity and speed, enabling users with varying levels of technical experience to manage data pipelines and models efficiently. Its built-in lineage and orchestration tools provide transparency across workflows.
CloverDX Designer provides a visual canvas for building data flows alongside code-based components. It is powerful for complex workflows, though the IDE can become cluttered in large projects and has a moderate learning curve.
Improvado features a clean UI and guided setup, making it easy to extract, transform, and load data from various marketing platforms. Users can explore APIs via natural language using the AI Agent.
Side-by-side
Weld offers a simple and predictable pricing model starting at $79 for 5 million active rows. This flat, usage-transparent structure makes budgeting straightforward for small and medium-sized teams.
CloverDX typically starts around $20k per year, with pricing based on job servers, deployment size, and feature tiers. It is best suited for mid-sized and enterprise organizations with complex integration or governance needs.
Improvado’s pricing is custom and varies by data volume, sync frequency, and add-on features. While potentially costly, it's suited to enterprise use cases requiring robust data infrastructure.
Side-by-side
Weld offers a simple and predictable pricing model starting at $79 for 5 million active rows. This flat, usage-transparent structure makes budgeting straightforward for small and medium-sized teams.
CloverDX typically starts around $20k per year, with pricing based on job servers, deployment size, and feature tiers. It is best suited for mid-sized and enterprise organizations with complex integration or governance needs.
Improvado’s pricing is custom and varies by data volume, sync frequency, and add-on features. While potentially costly, it's suited to enterprise use cases requiring robust data infrastructure.
Side-by-side
Weld provides ELT ingestion, SQL-based transformations, reverse ETL activation, data lineage, orchestration, and workflow management in a single platform. Its AI assistant accelerates modeling and transformation tasks.
Key features include a visual data flow designer, metadata-driven transformations, batch and streaming pipelines, automated schema evolution, built-in job orchestration, monitoring, RBAC, REST and file-based connectors, and advanced data quality capabilities.
The platform includes a complete ELT pipeline, campaign governance, marketing data transformation, and AI-powered reporting. It supports custom integrations and harmonization via no-code tools.
Side-by-side
Weld provides ELT ingestion, SQL-based transformations, reverse ETL activation, data lineage, orchestration, and workflow management in a single platform. Its AI assistant accelerates modeling and transformation tasks.
Key features include a visual data flow designer, metadata-driven transformations, batch and streaming pipelines, automated schema evolution, built-in job orchestration, monitoring, RBAC, REST and file-based connectors, and advanced data quality capabilities.
The platform includes a complete ELT pipeline, campaign governance, marketing data transformation, and AI-powered reporting. It supports custom integrations and harmonization via no-code tools.
Side-by-side
Users can model data using SQL enhanced by Weld’s AI assistant, automate workflows, and build custom connectors to any API. This provides strong flexibility for teams that want to tailor integrations and transformations within one platform.
CloverDX allows custom Java or Groovy components, supports REST-based extensions, integrates with external schedulers, and offers an open API for embedding the engine into other applications. The platform provides strong flexibility but requires engineering expertise for deep customization.
Improvado is highly flexible, with the ability to integrate with any API via AI Agents and sandbox testing. It offers deep customization in pipelines and dashboards for large-scale marketing operations.
Side-by-side
Users can model data using SQL enhanced by Weld’s AI assistant, automate workflows, and build custom connectors to any API. This provides strong flexibility for teams that want to tailor integrations and transformations within one platform.
CloverDX allows custom Java or Groovy components, supports REST-based extensions, integrates with external schedulers, and offers an open API for embedding the engine into other applications. The platform provides strong flexibility but requires engineering expertise for deep customization.
Improvado is highly flexible, with the ability to integrate with any API via AI Agents and sandbox testing. It offers deep customization in pipelines and dashboards for large-scale marketing operations.
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CUSTOMER STORIES
“One of the biggest impacts has been unlocking new ways to buy media. Before, we didn’t have the data to back up strategic decisions – now we do.”
“Before Weld, we had to rely on custom Python scripts and manual processes that were time-consuming and error-prone.”
“We’re still a team of three, but we’re often doing far more than the equivalent of three full-time employees. That’s down to how we're able to leverage systems, data, and processes.”
“We’ve always been a KPI-driven company. But we wanted to scale that mindset across every team member, every team, every decision.”
“Before Weld, our data infrastructure was limited and we relied heavily on Excel files and custom Python scripts.”
“Weld has saved us a ton of time, from not having data ready to having a fully functional data warehouse and connectors.”
“By integrating Weld, Amazon S3, and Databricks, Soundboks built a modern data pipeline that automates data ingestion, improves reporting, and provides up-to-date visibility into sales performance”
“We didn’t have a good data setup, so we lacked the business insights we needed. Weld has allowed us to set up a structured data infrastructure and access insights quickly.”
AWARD WINNING ETL PLATFORM
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