Faster, smarter medical research.

Castor is a cloud-based data solution, enabling researchers to easily capture and integrate data from any source. Thousands of medical device, biotech, and academic researchers around the world are using Castor EDC (Electronic Data Capture), eCRF, ePRO, eCOA, and eTMF to accelerate their studies.

Please select which type of user you are:

Why Castor?

Accelerate Study Build

  • Build a study within hours using our intuitive form builder
  • Use and reuse CRFs from shared libraries

Maximize Efficiency

  • Capture, manage and standardize data from any source on one platform
  • Monitor study health and progress through real-time reporting

Guarantee Peace of Mind

  • Securely store sensitive personal and medical research data
  • Compliant with 21 CFR Part 11, ICH E6 GCP, GDPR, and HIPAA. ISO27001 and ISO9001 certified

Enable Happy Users

  • User-friendly platform that your sites and investigators will love
  • Proactive support team to help ensure your study is successful










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Our customers love us

"EDC system for our medical device study"

“Castor enabled us to securely capture and integrate data from many sources. We needed a user-friendly EDC to automatically capture data from our device and patients and accelerate our research. Castor’s solutions and support helped us to quickly complete our device study and get it on the market.”


-Peter Gaarde, RSP Systems

"Easy to use, well-designed, and very helpful"

“Castor EDC has been everything we hoped it would be. It is easy to learn and set up. Our study sites have liked it and found it very easy to use. It is feature-complete, doing everything we need it to do.”


-Bill Haack, Cadex Genomics

"Intuitive platform, easy to set up"

“We found Castor EDC very easy to set up on our own and use. We always get an answer straight away when we have questions. It’s a cost-effective alternative to paper CRFs and much safer and easier to use.”


-Petra Jongmans, Atos Medical

"High-quality, compliant & affordable EDC"

“Our clinical study managers are able to build out each study with little to no help from Castor. The database is easy to use by both clinical sites and sponsors. As an early-stage start up company we are happy to have found a high-quality compliant system we can afford.”


-Lisa Misell, Dyve Biosciences

"Best value and also best product

“This product includes EVERYTHING you can find in all of the competing products, including the regulatory requirements, but is so much less expensive that it is not even worth checking out the other companies. This is my go to platform for all of my clients’ clinical trials.”


-Sharon Goldfarb, SGConsulting

"Excellent features at an affordable price"

“Impressive flexibility, ability to customize forms with (almost) any imaginable feature/data flow. Castor EDC is a great product with prompt and knowledgeable customer support.”


-Elena Allen, Rodin Scientific

"Affordable EDC with multifunctional capabilities"

“It’s been great working with Castor, and their customer service always responds so promptly and is always super helpful. Easy data download process, great interface, and very affordable compared to the other EDC systems out there.”


-Arick Wong, Lucira Health