GPTZero
The World's #1 AI Content Detector with over 8 Million Users
VS
Secur3d
AI Redaction & Watermarking for Secure 3D Data Sharing
Detailed comparison
Criteria
GPTZero
Secur3d
Pricing
Freemium
Enterprise
Plans & pricing
Free: Free, Enterprise: Custom
—
Free trial
No
—
Audience
b2c
b2b
Platforms
Web
—
API
No
—
Open Source
Proprietary
—
Categories
Security, information technology & services, AI content detection
Security, information technology & services, Content moderation
Popularity
Very High
High
Description
GPTZero is the best free AI detector, trusted by over 8 million users. Simply paste your text to instantly get an overall AI score and advanced senten...
Secur3d is an AI-powered solution designed to protect sensitive intellectual property embedded in 3D CAD/CAM data. It enables businesses to securely s...
Pricing
GPTZero
Freemium
Secur3d
Enterprise
Plans & pricing
GPTZero
Free: Free, Enterprise: Custom
Secur3d
—
Free trial
GPTZero
No
Secur3d
—
Audience
GPTZero
b2c
Secur3d
b2b
Platforms
GPTZero
Web
Secur3d
—
API
GPTZero
No
Secur3d
—
Open Source
GPTZero
Proprietary
Secur3d
—
Categories
GPTZero
Security, information technology & services, AI content detection
Secur3d
Security, information technology & services, Content moderation
Popularity
GPTZero
Very High
Secur3d
High
Description
GPTZero
GPTZero is the best free AI detector, trusted by over 8 million users. Simply paste your text to instantly get an overall AI score and advanced senten...
Secur3d
Secur3d is an AI-powered solution designed to protect sensitive intellectual property embedded in 3D CAD/CAM data. It enables businesses to securely s...
Features
GPTZero
Multi-model AI detection (ChatGPT, GPT-5, Gemini)
Overall AI score and sentence by sentence analysis
Instant text pasting for detection
Scan potential AI text in any document
Free AI checking
Secur3d
AI-powered 3D data redaction
Geometry-based visible & invisible watermarking
Supports various 3D file formats (e.g., STEP, JT, STL, OBJ)
Preserves geometric integrity
Customizable redaction rules
Secure collaboration & sharing
API integration for workflows
On-premise deployment option
Key differentiators
GPTZero
- Trusted by 8M+ users
- Advanced sentence-by-sentence AI detection
- Multi-model AI detection
Secur3d
Other comparisons
FAQ: GPTZero vs Secur3d
GPTZero: The World's #1 AI Content Detector with over 8 Million Users. Secur3d: AI Redaction & Watermarking for Secure 3D Data Sharing. Both tools take different approaches to address similar needs.
GPTZero offers a freemium plan, while Secur3d is a contact tool.
The best choice between GPTZero and Secur3d depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
GPTZero is primarily designed for individuals, while Secur3d is built for individuals.
GPTZero offers: Multi-model AI detection (ChatGPT, GPT-5, Gemini), Overall AI score and sentence by sentence analysis, Instant text pasting for detection, Scan potential AI text in any document. Secur3d offers: AI-powered 3D data redaction, Geometry-based visible & invisible watermarking, Supports various 3D file formats (e.g., STEP, JT, STL, OBJ), Preserves geometric integrity.
Based on our data, GPTZero currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.