G2 Vendor Directory

Castor vs. Clinical Research Suite

A side-by-side comparison based on G2 review data.

MetricCastor

by Castor EDC

Clinical Research Suite

by ResearchManager

Overall rating4.63.8
Review count126205
Ease of use9.47.9
Ease of setup8.98.0
Quality of support9.38.0
Meets requirements9.38.1
NPS75.26.862745
Small Business48.4%33.2%
Mid-Market15.9%12.2%
Enterprise35.7%54.6%
Total page views332216
Total LLM citations2,196592

Castor

Castor is a leading cloud-based clinical data platform designed to democratize research and streamline the complexities of decentralized, hybrid, and traditional clinical trials. Trusted by academic institutions, biotech, and pharmaceutical companies worldwide, Castor enables researchers to capture high-quality data and accelerate study timelines through a modular, human-centered ecosystem.

Pros

  • Ease of Use
  • Navigation Ease
  • Data Management
  • Design Ease
  • Organization
  • Setup Ease

Clinical Research Suite

ABOUT ResearchManager is an all-in-one platform that makes clinical research smarter, faster, and more efficient. With the Clinical Research Suite, we provide a fully integrated solution for academic institutions, healthcare organizations, CROs, and sponsors across the entire clinical research lifecycle. From study setup and regulatory approval to recruitment, data capture, and monitoring. By centralizing processes and data on a single platform, ResearchManager reduces complexity, minimizes errors, and enhances compliance and collaboration.

Pros

  • Ease of Use
  • User Interface
  • Interface Clarity
  • Features
  • Data Management
  • Intuitive