# Castor vs Medrio EDC Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Medrio EDC excels in user experience, with many users highlighting its **painless navigation** and **integration capabilities**. In contrast, while Castor is noted for its intuitive design, it has fewer recent reviews, which may indicate less current user engagement.
- **Users say** that Castor's ability to flag missing entries is a standout feature, making it easier to track data collection progress. This is particularly beneficial for those transitioning from paper CRFs, as noted by users who appreciate the **clear data collection progress list**.
- **Reviewers mention** that Medrio EDC's ease of use is a significant advantage, with feedback emphasizing how **easy it is to look up information** and navigate through forms. This contrasts with Castor, which, while user-friendly, may not have the same level of recent user validation.
- **According to verified reviews** , Castor shines in its **quality of support** , with users praising the responsiveness and helpfulness of the support team. Medrio EDC, while also receiving positive feedback, has a slightly lower rating in this area, indicating potential room for improvement.
- **G2 reviewers report** that Castor's features, such as the **numbering of questions according to worksheets** , enhance the data entry process, making it more organized. Medrio EDC, while effective, may not offer the same level of detailed organization in its data collection process.
- **Users say** that both platforms are suitable for small businesses, but Medrio EDC has a slight edge in market presence, as evidenced by its higher G2 Score and a greater number of recent reviews, suggesting a more robust user community and ongoing development.



---
## Frequently Asked Questions

### What is the difference between Castor vs Medrio EDC?

Castor stands out for higher reviewer satisfaction scores and ease of use compared to Medrio EDC.

| [Castor](https://www.g2.com/products/castor-edc-castor/reviews) | [Medrio EDC](https://www.g2.com/products/medrio-edc/reviews) |
| --- | --- |
| 4.6/5 (126 reviews) | 4.2/5 (254 reviews) |
| Small-Business | Small-Business |
| 8.8 | 8.5 |
| 9.2 | 8.9 |
| Ease of Use (5 all-time mentions) | Ease of Use (48 all-time mentions) |



### How do the pricing models of Castor and Medrio EDC compare?

Castor is rated higher for value by reviewers, with a stronger satisfaction score on price-related dimensions than Medrio EDC.

- **Castor:** In recent reviews, buyers from small research organizations mention that Castor's pricing could be improved, but overall satisfaction with value is higher than Medrio EDC.
- **Medrio EDC:** Reviewers note that Medrio EDC is not the most expensive EDC platform, but its cost can be relatively high for smaller studies or organizations with limited budgets.



### What are the best alternatives to Castor and Medrio EDC?

The top 3 alternatives to Castor and Medrio EDC are REDCap, OpenClinica, and — (no third alternative supported in the data).

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [Castor](https://www.g2.com/products/castor-edc-castor/reviews) | 4.6/5 (126 reviews) | Small-Business | Pricing could be improved for small research budgets | Ease of Use (5 all-time mentions) |
| [Medrio EDC](https://www.g2.com/products/medrio-edc/reviews) | 4.2/5 (254 reviews) | Small-Business | Cost can be high for smaller studies | Ease of Use (48 all-time mentions) |
| [REDCap](https://www.g2.com/products/redcap/reviews) | 4.3/5 (221 reviews) | Enterprise | — | — |
| [OpenClinica](https://www.g2.com/products/openclinica/reviews) | 4.2/5 (24 reviews) | Small-Business | — | — |



### Which Electronic Data Capture (EDC) features should I prioritize when comparing Castor and Medrio EDC?

Buyers comparing Castor and Medrio EDC should prioritize Ease of Use, Ease of Setup, Quality of Support, Meets Requirements, and Data Capture.

- **Ease of Use:** Castor 9.3, Medrio EDC 8.6
- **Ease of Setup:** Castor 8.8, Medrio EDC 8.5
- **Quality of Support:** Castor 9.2, Medrio EDC 8.9
- **Meets Requirements:** Castor 9.1, Medrio EDC 8.4
- **Data Capture:** Castor and Medrio EDC are both frequently cited for data capture capabilities in recent reviews



### What are the pros and cons of Castor vs Medrio EDC?

Castor's headline strength is its intuitive and user-friendly interface, while Medrio EDC is most frequently praised for its ease of use and customer support.

- **Castor strengths:** Ease of Use (5 all-time mentions), intuitive navigation, efficient data management, clear organization, and easy setup.
- **Castor trade-offs:** Some reviewers mention slow performance, login timeouts, and limited reporting/export features.
- **Medrio EDC strengths:** Ease of Use (48 all-time mentions), customer support (31 all-time mentions), user interface (20 all-time mentions), and customization options (12 all-time mentions).
- **Medrio EDC trade-offs:** Reviewers note inadequate reporting (18 all-time mentions), difficulty with certain features (17 all-time mentions), missing features (14 all-time mentions), and export issues (5 all-time mentions).



### Is Castor or Medrio EDC better for small businesses?

Castor is the better fit for small businesses, as both products are most used by small-business reviewers, but Castor has higher satisfaction scores in key areas.

- **Castor:** Small-Business segment, with reviewers highlighting ease of use, intuitive setup, and efficient data management for small research teams.
- **Medrio EDC:** Small-Business segment, with reviewers noting ease of use and customer support, but also mentioning higher costs for smaller organizations.



### Which Electronic Data Capture (EDC) platform has better integrations?

Castor and Medrio EDC are at parity for integrations, as neither product has recent reviewer-cited third-party integration mentions.

- **Castor:** No recent reviewer-cited integrations.
- **Medrio EDC:** No recent reviewer-cited integrations.



### How do Castor and Medrio EDC compare on customer support?

Castor and Medrio EDC are at near-parity on Quality of Support, with Castor at 9.2 and Medrio EDC at 8.9, a difference below the 0.2-point materiality threshold.

- **Castor:** Reviewers frequently praise responsive and helpful support, with several citing immediate responses and high satisfaction.
- **Medrio EDC:** Reviewers highlight strong customer support, with 31 all-time mentions, and note accessible and user-friendly assistance.



### Which is easier to implement, Castor or Medrio EDC?

Castor and Medrio EDC are at near-parity on Ease of Setup, with Castor at 8.8 and Medrio EDC at 8.5, a difference below the 0.2-point materiality threshold.

- **Castor:** Reviewers describe setup as straightforward, with minimal training required and high satisfaction with implementation speed.
- **Medrio EDC:** Reviewers note simple setup processes, efficient onboarding, and easy study creation, with some mentioning helpful onboarding meetings.



### Which product has better Data Capture?

Castor and Medrio EDC are both highly rated for Data Capture, with frequent positive mentions in recent reviews.

- **Castor:** Data Capture is cited as a core strength in recent reviews, with reviewers highlighting structured data entry, clear layout, and efficient tracking.
- **Medrio EDC:** Data Capture is frequently praised, with reviewers noting fast, reliable data management and robust customization options for capturing clinical research data.



| | Castor | Medrio EDC | 
|---|---|---|
| **Star Rating** | 4.6 out of 5 | 4.2 out of 5 | 
| **Total Reviews** | 126 | 254 | 
| **Largest Market Segment** | Small-Business (48.8% of reviews) | Small-Business (51.3% of reviews) | 
| **Entry Level Price** | No pricing available | Contact Us | 

---
## Top Pros & Cons

### Castor

Pros:
- Ease of Use (5 reviews)
- Navigation Ease (3 reviews)

Cons:
- Data Management Issues (1 reviews)
- Inadequate Reporting (1 reviews)

### Medrio EDC

Pros:
- Ease of Use (44 reviews)
- Customer Support (26 reviews)

Cons:
- Inadequate Reporting (15 reviews)
- Difficulty (12 reviews)

---
## Ratings Comparison
| Rating | Castor | Medrio EDC | 
|---|---|---|
  | **Meets Requirements** | 9.1 (113 reviews) | 8.4 (162 reviews) | 
  | **Ease of Use** | 9.3 (116 reviews) | 8.6 (206 reviews) | 
  | **Ease of Setup** | 8.8 (42 reviews) | 8.5 (124 reviews) | 
  | **Ease of Admin** | 9.3 (32 reviews) | 8.7 (93 reviews) | 
  | **Quality of Support** | 9.2 (100 reviews) | 8.9 (159 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.3 (30 reviews) | 9.1 (97 reviews) | 
  | **Product Direction (% positive)** | 9.5 (115 reviews) | 8.4 (157 reviews) | 

---
## Pricing

### Castor

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### Medrio EDC

#### Entry-Level Pricing

Plan: Pricing Customized to Your Study

Price: Contact Us

Description: Software for clinical teams that value data integrity, operational control, growth without switching platforms, and balance between scalability and usability:

Key Features:
- Enterprise-Grade Rigor Without Enterprise Complexity
- Scalable Across Phases and Study Types
- Flexible, No-Code Control for Lean Sponsors and CROs

[Learn more about Medrio EDC](https://www.g2.com/products/medrio-edc/reviews)

#### Free Trial

No

---
## Features Comparison By Category

### Electronic Data Capture (EDC)

| Product | Score | Reviews |
|---|---|---|
| **Castor** | 9.1/10 | 97 |
| **Medrio EDC** | 8.6/10 | 157 |

#### Data Management

| Feature | Castor | Medrio EDC | 
|---|---|---|
| **Cloud Security - Electronic Data Capture (EDC)** | 9.2 (93 reviews) | 8.9 (124 reviews) | 
| **Role-Based User Permissions - Electronic Data Capture (EDC)** | 9.3 (95 reviews) | 8.7 (136 reviews) | 
| **Query Management - Electronic Data Capture (EDC)** | 8.8 (91 reviews) | 8.6 (138 reviews) | 
| **Data Export - Electronic Data Capture (EDC)** | 8.8 (88 reviews) | 8.3 (138 reviews) | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Workflow Management** | Not enough data | Not enough data | 
| **Compliance Management** | Not enough data | Not enough data | 
| **Clinical Study Management** | Not enough data | Not enough data | 
| **Document Management** | Not enough data | Not enough data | 
| **Audit Management** | Not enough data | Not enough data | 
| **Forms Management** | Not enough data | Not enough data | 
| **Data Storage Management** | Not enough data | Not enough data | 
| **Access Controls/Permissions** | Not enough data | Not enough data | 

#### Clinical Study Support

| Feature | Castor | Medrio EDC | 
|---|---|---|
| **eCRFs - Electronic Data Capture (EDC)** | 9.2 (93 reviews) | 8.7 (143 reviews) | 
| **Audit Trail - Electronic Data Capture (EDC)** | 8.9 (91 reviews) | 8.8 (137 reviews) | 
| **Data Capture - Electronic Data Capture (EDC)** | 9.4 (91 reviews) | 8.8 (138 reviews) | 
| **Randomization - Electronic Data Capture (EDC)** | 8.8 (88 reviews) | 8.0 (112 reviews) | 
| **Compliance - Electronic Data Capture (EDC)** | 9.1 (90 reviews) | 9.0 (127 reviews) | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **Remote Data Capture** | Not enough data | Not enough data | 
| **Distributed Capture** | Not enough data | Not enough data | 

#### Additional Functionality

| Feature | Castor | Medrio EDC | 
|---|---|---|
| **Secure Data Storage** | Not enough data | Not enough data | 
| **Alerts/Notifications** | Not enough data | Not enough data | 
| **Web Forms** | Not enough data | Not enough data | 
| **Approval Process Control** | Not enough data | Not enough data | 
| **Configurable Workflow** | Not enough data | Not enough data | 
| **Real-Time Reporting** | Not enough data | Not enough data | 
| **Electronic Signature** | Not enough data | Not enough data | 
| **Mobile Access** | Not enough data | Not enough data | 
| **Third-Party Integrations** | Not enough data | Not enough data | 
| **Drag & Drop** | Not enough data | Not enough data | 
| **Offline Access** | Not enough data | Not enough data | 
| **Customizable Branding** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **Document Imaging** | Not enough data | Not enough data | 
| **Customizable Fields** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Customizable Forms** | Not enough data | Not enough data | 
| **Document Storage** | Not enough data | Not enough data | 
| **Data Capture and Transfer** | Not enough data | Not enough data | 
| **Data Visualization** | Not enough data | Not enough data | 
| **Data Synchronization** | Not enough data | Not enough data | 
| **Data Verification** | Not enough data | Not enough data | 
| **HIPAA Compliant** | Not enough data | Not enough data | 
| **Customizable Reports** | Not enough data | Not enough data | 
| **Audit Trail** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Customizable Templates** | Not enough data | Not enough data | 
| **Document Classification** | Not enough data | Not enough data | 
| **Data Extraction** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Digital Signature** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 
| **Multi-Language** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Electronic Data Capture (EDC) Software](https://www.g2.com/categories/electronic-data-capture-edc)




---
## Reviewer Demographics

### By Company Size

| Segment | Castor | Medrio EDC | 
|---|---|---|
| **Small-Business** | 48.8% | 51.3% | 
| **Mid-Market** | 16.0% | 38.2% | 
| **Enterprise** | 35.2% | 10.6% | 

### By Industry

#### Castor

- **Hospital & Health Care:** 48.0%
- **Research:** 20.8%
- **Medical Practice:** 12.0%
- **Health, Wellness and Fitness:** 6.4%
- **Medical Devices:** 4.0%
- **Biotechnology:** 3.2%
- **Consulting:** 1.6%
- **Veterinary:** 1.6%
- **Mental Health Care:** 0.8%
- **Marketing and Advertising:** 0.8%
- **Other:** 0.8%

#### Medrio EDC

- **Research:** 29.3%
- **Biotechnology:** 19.0%
- **Medical Devices:** 16.8%
- **Pharmaceuticals:** 16.4%
- **Hospital & Health Care:** 6.9%
- **Health, Wellness and Fitness:** 3.9%
- **Medical Practice:** 3.0%
- **Veterinary:** 2.2%
- **Information Technology and Services:** 0.9%
- **Tobacco:** 0.4%
- **Other:** 1.3%

---
## Alternatives

### Alternatives to Castor

- [REDCap](https://www.g2.com/products/redcap/reviews) — 4.3/5 stars (221 reviews)
- [OpenClinica](https://www.g2.com/products/openclinica/reviews) — 4.2/5 stars (24 reviews)
- [Medidata Rave](https://www.g2.com/products/medidata-rave/reviews) — 4.7/5 stars (27 reviews)
- [Viedoc](https://www.g2.com/products/viedoc/reviews) — 4.5/5 stars (278 reviews)
- [Clinical Research Suite](https://www.g2.com/products/clinical-research-suite/reviews) — 3.8/5 stars (205 reviews)
- [Oracle Clinical](https://www.g2.com/products/oracle-clinical/reviews) — 4.1/5 stars (29 reviews)
- [Greenlight Guru Clinical](https://www.g2.com/products/greenlight-guru-clinical/reviews) — 4.2/5 stars (129 reviews)
- [TrialKit](https://www.g2.com/products/trialkit/reviews) — 4.5/5 stars (27 reviews)
- [cubeCDMS](https://www.g2.com/products/cubecdms/reviews) — 4.7/5 stars (186 reviews)
- [Clinion EDC](https://www.g2.com/products/clinion-edc/reviews) — 4.6/5 stars (50 reviews)

### Alternatives to Medrio EDC

- [REDCap](https://www.g2.com/products/redcap/reviews) — 4.3/5 stars (221 reviews)
- [Medidata Rave](https://www.g2.com/products/medidata-rave/reviews) — 4.7/5 stars (27 reviews)
- [Viedoc](https://www.g2.com/products/viedoc/reviews) — 4.5/5 stars (278 reviews)
- [Oracle Clinical](https://www.g2.com/products/oracle-clinical/reviews) — 4.1/5 stars (29 reviews)
- [OpenClinica](https://www.g2.com/products/openclinica/reviews) — 4.2/5 stars (24 reviews)
- [Clinical Research Suite](https://www.g2.com/products/clinical-research-suite/reviews) — 3.8/5 stars (205 reviews)
- [Greenlight Guru Clinical](https://www.g2.com/products/greenlight-guru-clinical/reviews) — 4.2/5 stars (129 reviews)
- [cubeCDMS](https://www.g2.com/products/cubecdms/reviews) — 4.7/5 stars (186 reviews)
- [Clinion EDC](https://www.g2.com/products/clinion-edc/reviews) — 4.6/5 stars (50 reviews)
- [Prelude EDC](https://www.g2.com/products/prelude-edc/reviews) — 4.9/5 stars (21 reviews)

---
## Top Discussions

### Castor

No discussions available for this product.

### Medrio EDC

- Title: [Is there possibility to get version specific deployment/ site specific deployment/ subject specific deployment?](https://www.g2.com/discussions/36831-is-there-possibility-to-get-version-specific-deployment-site-specific-deployment-subject-specific-deployment) — 2 comments, 1 upvote *(includes official response)*
  > **Top comment:** "Yes! Our system is flexible enough to handle site & subject-specific configuration changes.  Reach out to our team to learn more and see how Medrio makes it..."
- Title: [Does Medrio provide training and support for CDMS/EDC users?](https://www.g2.com/discussions/does-medrio-provide-training-and-support-for-cdms-edc-users) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Yes, Medrio provides onboarding, enablement, and ongoing support for customers using Medrio EDC. Customers receive study setup guidance, best practices for..."
- Title: [Does Medrio CDMS/EDC support integrations with other clinical systems and standards?](https://www.g2.com/discussions/does-medrio-cdms-edc-support-integrations-with-other-clinical-systems-and-standards) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Yes. Medrio EDC integrates natively with our RTSM, ePRO, and eConsent solutions. We also integrate with third-party vendors, platforms, and devices through..."
- Title: [Can Medrio CDMS/EDC support adaptive, complex, hybrid, or decentralized clinical trial (DCT) designs?](https://www.g2.com/discussions/can-medrio-cdms-edc-support-adaptive-complex-hybrid-or-decentralized-clinical-trial-dct-designs) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Medrio EDC is flexible enough to support adaptive protocols, complex visit schedules, hybrid models, and decentralized trial components. Its configurable..."
- Title: [How does Medrio CDMS/EDC streamline eCRF design, validation, and database lock?](https://www.g2.com/discussions/how-does-medrio-cdms-edc-streamline-ecrf-design-validation-and-database-lock) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "With Medrio EDC, fast study start-up timelines are supported by no-code, point-and-click eCRF builds that don’t require specialized resources to configure..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/castor-edc-castor-vs-medrio-edc)