
Medidata CTMS
OpenClinica
OnCore
Cloudbyz CTMS
TrialKit
REDCap
Clinical Conductor CTMS
Castor offers you a user-friendly and fully featured application for electronic data collection.

StackSource
AI-native commercial mortgage brokerage. One submission, lender matching, and human support through closing. No upfront fees.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | castoredc.com | yieldstack.ai |
| Pricing | — | |
| Company | — | Startup from the United States · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Castor EDC yet.
YieldStack helps real estate investors, developers, and brokers find commercial mortgage financing from third-party lenders. Borrowers submit a financing request through one platform. AI supports deal preparation and lender-program matching, while YieldStack’s brokerage team helps compare offers,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Castor EDC is especially recommended for academic researchers, clinical research organizations, and healthcare institutions that require a compliant, scalable, and easy-to-use data management system. It is suitable for both small-scale studies and large multinational trials.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Working at Castor EDC
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Castor EDC and YieldStack.
YieldStack's answer:
The largest CRE Lenders in the USA
YieldStack's answer:
AI integrations supporting the platform’s workflows.
YieldStack's answer:
YieldStack combines AI-assisted lender matching with hands-on commercial mortgage brokerage. Borrowers submit once, compare financing options, and work with a team that handles structuring, negotiation, and closing coordination. Borrowers approve lender outreach, with no upfront fees and a broker fee paid only at closing.
YieldStack's answer:
YieldStack helps borrowers evaluate the whole financing offer: rate, leverage, fees, reserves, prepayment terms, and closing requirements. Its platform organizes the process, while its brokerage team helps borrowers find suitable lenders and move the deal forward. One submission gives borrowers a coordinated financing process without an upfront brokerage fee.
YieldStack's answer:
Commercial real estate investors, developers, operators, and mortgage brokers seeking bridge, DSCR, fix-and-flip, construction, multifamily, and permanent financing across the United States.
YieldStack's answer:
Rommin Adl and Daniel Chesney founded YieldStack to simplify commercial real estate financing. The platform brings deal preparation, lender matching, offer comparison, and closing coordination into one workflow, combining AI-assisted analysis with human brokerage expertise.
Share your experience with using Castor EDC and YieldStack. For example, how are they different and which one is better?
When comparing Castor EDC and YieldStack, you can also consider the following products.

Medidata CTMS seamlessly integrates with Medidata Rave to provide real-time views into study progress without manual tracking.
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Online platform for commercial real estate loans
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OpenClinica is an open source clinical trials software.
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OnCore Enterprise Research system supports efficient processes at academic medical centers, cancer centers, and health care systems.
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Cloudbyz CTMS enables hospitals and medical centers to manage and collaborate on clinical trial operations with a cloud based solution.
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Unified eClinical platform combining EDC, ePRO/eCOA, RTSM, and more with Floyd, TrialKit's AI model for study design, build, validation, simulation, and analysis. Available via web and native mobile apps.
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