Rapid Prototyping / Prototype Development Service
NDA Prototype Development Service
Protect your ideas during every stage of development. Our NDA prototype development service supports confidential design refinement and multiple iterations before production.

Zagnat works under NDA to develop and iterate prototypes quickly. Share your files and requirements so we can evaluate fit and provide initial pricing guidance by email.
Files We Accept
Send STL, STEP, OBJ, 3MF, IGES, or common CAD exports. Projects start at a $200 minimum.
Quote Factors
- Geometry complexity and iteration count
- Material and finish requirements
- Number of design revisions needed


How It Works
- Submit files and project details under NDA
- Receive pricing guidance within 24-48 hours
- Approve and begin development with iterative feedback
- Review updated prototypes until requirements are met
Project Fit
This service suits inventors and teams needing repeated design changes while keeping all information confidential. We focus on functional prototypes that evolve through testing and feedback.
Review a 3D Project Example
Review your files with our team to confirm they support the NDA prototype development service scope.
Helpful Zagnat Services for This Request
Many projects need more than one step. A quote request may involve design cleanup, scanning, file repair, material selection, prototype planning, or production review before a final path is clear.
Need Local Rapid Prototyping Support?
Need local rapid prototyping support? Explore Zagnat service areas to see where Zagnat works with customers on printing, scanning, modeling, CAD, reverse engineering, prototyping, and file-ready project support.
Related Service Pages
These related pages can help when your project also needs design cleanup, scanning, modeling, file repair, prototyping, or production support.
- 3D Printing, Scanning, Modeling, and Prototyping Services
- Prototype Manufacturing Service | Zagnat
- Custom Silicone Mold Prototype | Zagnat Rapid Prototyping
- Custom Food Mold Prototype | Zagnat Rapid Prototyping
- 3D Printing for Product Prototypes | Zagnat
- 3D Printing for Invention Prototypes | Zagnat
Common Questions
Do you sign NDAs?
Yes. Provide your NDA and we will review and return a signed copy before any files are shared.
How many iterations are included?
Iteration count is quoted per project based on the scope you describe.
Start Your Project
Ready to start? Upload your files or email details for a quote on NDA prototype development service.
