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Castor

Electronic data capture (EDC) software
Life sciences software
Clinical research software
Features
Ease of use
Ease of management
Quality of support
Affordability
Market presence
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What is Castor

Castor is an electronic data capture (EDC) platform used to design and run clinical studies by collecting and managing research data in a structured, audit-trailed environment. It is used by clinical research teams, academic medical centers, and sponsors/CROs for studies that require eCRFs, participant workflows, and controlled data access. The product emphasizes study build tools (forms, logic, validations) and supports decentralized elements such as eConsent and participant-facing data capture. It is typically deployed as a cloud service for multi-site studies with role-based permissions and monitoring needs.

pros

Flexible eCRF study builder

Castor provides tools to design eCRFs with field validations, branching logic, and reusable form components to support a range of study protocols. This helps teams iterate on study setup without heavy custom development. It fits common clinical research workflows where rapid study build and amendments are frequent. The approach aligns with expectations for modern EDC configuration compared with legacy, more rigid systems.

Decentralized study capabilities

The platform supports participant-facing data collection options such as eConsent and ePRO-style questionnaires, enabling hybrid or decentralized study designs. This can reduce reliance on site-only data entry and supports remote follow-up. It is useful for studies that require direct participant input alongside site-entered clinical data. These capabilities are increasingly expected in clinical research software beyond core EDC.

Role-based access and auditability

Castor includes role-based permissions and audit trails to support controlled access and traceability of data changes. These features help teams manage multi-site collaboration, monitoring, and data review. They also support compliance-oriented documentation needs typical in regulated clinical research. This is a baseline requirement for EDC platforms used in interventional and observational studies.

cons

Advanced ecosystem may vary

Organizations that require a broad, tightly integrated suite (e.g., extensive clinical operations, safety, or end-to-end platform modules) may need additional systems alongside Castor. Integration requirements can increase implementation effort when connecting to CTMS, eTMF, labs, or analytics environments. The depth of out-of-the-box integrations and partner ecosystem can be a deciding factor for larger programs. This can matter most for sponsors running many concurrent trials with standardized enterprise tooling.

Complex studies need planning

Highly complex protocols (many visits, extensive edit checks, multiple data sources, and sophisticated monitoring workflows) can require careful configuration and governance. Study build flexibility can shift effort from coding to configuration, which still needs experienced study designers and validation processes. Teams may need internal standards for naming, versioning, and change control to avoid inconsistencies. This is common across configurable EDC tools but becomes more visible at scale.

Reporting and exports limitations

EDC users often need tailored operational reports, data listings, and standardized exports for downstream analysis and submissions. Depending on study needs, built-in reporting may not fully replace external BI tools or statistical programming workflows. Teams may rely on exports and data pipelines to meet sponsor-specific formats and dashboards. This can add work for data management and analytics teams compared with environments that provide more prescriptive reporting packages.

Plan & Pricing

Pricing model: Subscription-based (SaaS) and quote-based (custom pricing per study) How to get price: Request a tailored quote from Castor (contact sales / pricing form). The vendor states pricing is customized by study complexity, modules required (EDC, eCOA, eConsent, Catalyst AI), duration, countries, and service level (self-service vs full-service). See official pricing page for process (request a quote). Free tier / academic free studies: Castor provides free-of-charge studies for eligible academic/research users: studies conducted within one research institute, up to 12 months duration, and up to 125 inclusions (see helpdesk article). Also account registration and building/simulating a study is free. Free trial: Castor’s site explicitly references a free trial of the core EDC (link to trial/registration). The product blog also invites users to "create a free trial" to try Castor EDC. Example public cost figures: No published per-plan or per-user prices on the official pricing page. (Castor delivers itemized fixed-scope proposals after quoting; public pricing was not found.) Notes: Pricing is quote-based; Castor emphasizes tailored proposals delivered within ~5 business days after protocol/contact and may offer institute site licenses and the "Castor for Impact" program (discounted/free access) for eligible academic/impact studies.

Seller details

Castor Inc.
Amsterdam, Netherlands
2012
Private
https://www.castoredc.com/
https://x.com/castoredc
https://www.linkedin.com/company/castor-edc

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