---
description: Side-by-side comparison of RealTime-CTMS vs Castor EDC. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: RealTime-CTMS vs Castor EDC Comparison - Capterra UK 2026
---

Breadcrumb: [Home](/) > [Electronic Data Capture Software](/directory/30551/electronic-data-capture/software) > [RealTime-CTMS \<span\>vs\</span\> Castor EDC](https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc)

# Compare RealTime-CTMS vs Castor EDC

Canonical: https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc

> Detailed comparison between RealTime-CTMS and Castor EDC. Check ratings, reviews, pricing, and features to make the best decision for your business.

-----

## At a Glance

| Metric | RealTime-CTMS | Castor EDC |
| **Overall rating** | 4.9/5 | 4.7/5 |
| **Total Reviews** | 66 | 204 |
| **Starting Price** | US$500.00 | - |
| **Free Trial** | No | Yes |
| **Free Version** | No | No |
| **Deployment** | Cloud, SaaS, Web-based, Android (Mobile), iPhone (Mobile), iPad (Mobile) | Cloud, SaaS, Web-based |
| **Support** | Email/Help Desk, FAQs/Forum, Knowledge Base, Phone Support, Chat | Email/Help Desk, FAQs/Forum, Knowledge Base, Phone Support |
| **Training** | In Person, Live Online, Webinars, Documentation, Videos | In Person, Live Online, Webinars, Documentation, Videos |

## Best for

### RealTime-CTMS

RealTime eClinical Solutions has platforms that can scale to meet the demands of Sponsors and CROs, Research Sites, Multi-site Networks, Academic Medical Centers and Hospital-based Research Systems.

### Castor EDC

65,000+ medical device, biotech, pharma, CRO and academic users in 90+ countries are using Castor EDC, eConsent, ePRO, eCOA, eSource, and eTMF solutions to accelerate delivery of their studies.

## Key features

### RealTime-CTMS

- 21 CFR Part 11 Compliance
- API
- Access Controls/Permissions
- Audit Trail
- Data Capture and Transfer
- Data Storage Management
- Data Verification
- Document Management
- Enrollments/Onboarding
- Monitoring
- Patient Management
- Patient Monitoring
- Randomisation
- Real-Time Data
- Real-Time Monitoring
- Real-Time Reporting
- Reminders
- Role-Based Permissions
- Trial Design
- Workflow Management

### Castor EDC

- 21 CFR Part 11 Compliance
- API
- Access Controls/Permissions
- Audit Trail
- Data Capture and Transfer
- Data Storage Management
- Data Verification
- Document Management
- Enrollments/Onboarding
- Monitoring
- Patient Management
- Patient Monitoring
- Randomisation
- Real-Time Data
- Real-Time Monitoring
- Real-Time Reporting
- Reminders
- Role-Based Permissions
- Trial Design
- Workflow Management

## Links

- [View RealTime-CTMS Profile](https://www.capterra.co.uk/software/126679/realtime-ctms)
- [View Castor EDC Profile](https://www.capterra.co.uk/software/143532/castor-edc)
- [View Original Comparison](https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc)

-----

## Structured Data

<script type="application/ld+json">
  {"@context":"https://schema.org","@graph":[{"name":"RealTime-CTMS vs Castor EDC Comparison - Capterra UK 2026","description":"Side-by-side comparison of RealTime-CTMS vs Castor EDC. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.","url":"https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc","about":[{"@id":"https://www.capterra.co.uk/software/126679/realtime-ctms#software"},{"@id":"https://www.capterra.co.uk/software/143532/castor-edc#software"}],"breadcrumb":{"@id":"https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc#breadcrumblist"},"@type":["WebPage","CollectionPage"],"@id":"https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc#webpage","publisher":{"@id":"https://www.capterra.co.uk/#organization"},"inLanguage":"en-GB","isPartOf":{"@id":"https://www.capterra.co.uk/#website"}},{"name":"RealTime-CTMS","description":"RealTime eClinical Solutions is a global leader in SAAS-based Clinical Trials Management Systems for Sites, Sponsors, and CROs. RealTime is also the only CTMS vendor that can offer a complete suite of solutions into a seamless platform, Site Operations Management System (SOMS). SOMS includes the industry-leading CTMS, SitePay, Text, eReg, and eSource which is accessible through an easy-to-use MobileApp. RealTime also offers an enterprise-level solution for large sites and site-networks.","image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductScreenshot/9aafb975-e928-4534-af4b-a6a693da7fea.jpeg","url":"https://www.capterra.co.uk/software/126679/realtime-ctms","@type":"SoftwareApplication","@id":"https://www.capterra.co.uk/software/126679/realtime-ctms#software","applicationCategory":"BusinessApplication","publisher":{"@id":"https://www.capterra.co.uk/#organization"},"aggregateRating":{"@type":"AggregateRating","bestRating":5,"ratingCount":66,"ratingValue":4.9},"offers":{"price":"500","@type":"Offer","priceCurrency":"USD"},"operatingSystem":"Cloud, Android, Platform ios, Platform ipad"},{"name":"Castor EDC","description":"Castor EDC is a comprehensive clinical research platform that enhances how clinical trials are run. It offers EDC, ePRO, and eConsent solutions, all aimed at improving data collection and clinical operations to accelerate the delivery of therapies, drugs, and devices to market safely. Castor prioritizes patient and site experience, integrating the human element into all aspects of its tech. \n\nWith experience in 15,000 studies with 8 million patients across 90 countries, Castor is adept at managing complex trials. Its cloud-native platform supports flexible deployment of modules for recruitment, data capture, &amp; more, tailored to study requirements. Utilizing Practical AI and an API-first strategy, Castor simplifies the research process. Researchers can collect and analyze data from sources including clinics, homes, and wearables. Castor's flexible, robust technology advances clinical research accessibility and efficiency, promotes evidence-based medicine, and enhances global health.","image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductScreenshot/2e2606c2-daaf-40b6-866a-1c1ce5fc4715.png","url":"https://www.capterra.co.uk/software/143532/castor-edc","@type":"SoftwareApplication","@id":"https://www.capterra.co.uk/software/143532/castor-edc#software","applicationCategory":"BusinessApplication","publisher":{"@id":"https://www.capterra.co.uk/#organization"},"aggregateRating":{"@type":"AggregateRating","bestRating":5,"ratingCount":204,"ratingValue":4.7},"operatingSystem":"Cloud"},{"@type":"BreadcrumbList","itemListElement":[{"name":"Home","position":1,"item":"/","@type":"ListItem"},{"name":"Electronic Data Capture Software","position":2,"item":"/directory/30551/electronic-data-capture/software","@type":"ListItem"},{"name":"RealTime-CTMS vs Castor EDC","position":3,"item":"https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc","@type":"ListItem"}],"@id":"https://www.capterra.co.uk/compare/126679/143532/realtime-ctms/vs/castor-edc#breadcrumblist"}]}
</script>