runZero
Comprehensive network discovery and asset inventory platform for complete visibility across IT, OT, IoT, and cloud environments.
Founded
N/A
Starting Price
Free
Category
Security & IT
Last updated March 23, 2026
About runZero
runZero (formerly Rumble Network Discovery) is a network discovery and exposure management platform that provides complete asset inventory across IT, OT, IoT, mobile, and cloud environments. It combines safe active scanning, passive discovery, API integrations, and advanced fingerprinting to uncover every asset without requiring agents or credentials. Trusted by over 30,000 users and rated #1 on Gartner Peer Insights, runZero delivers unmatched visibility into managed, unmanaged, and unknown devices on your network.
Pros & Cons
Pros
- Exceptionally fast and comprehensive network discovery
- No agents or credentials required for scanning
- Simple setup with multi-site deployment in days
- Excellent detail on asset attributes and vulnerabilities
- Highly responsive support and frequent feature updates
Key Features
Agentless Network Discovery
Discover all assets without credentials, agents, or tap port access
High-Fidelity Fingerprinting
Proprietary unauthenticated scanner profiles assets against nearly 1,000 attributes
Multi-Environment Visibility
Complete coverage across IT, OT, IoT, mobile, and cloud environments
Passive & Active Scanning
Combines passive discovery with safe active scanning for comprehensive results
API Integrations
Seamless integrations with existing security and IT management tools
Vulnerability Detection
Identify missing AV products, vulnerabilities, and security gaps across assets
Change Tracking
Historical scan comparison to detect network changes and new devices
Pricing
Community
Free
- Up to 100 assets
- Full platform features
- Ideal for home use and small environments
Enterprise
Custom
Best For
Network Asset Inventory
Discover and catalog all devices on your network including managed, unmanaged, and shadow IT
OT/IoT Security
Gain visibility into operational technology and IoT devices that traditional tools miss
Attack Surface Management
Map external and internal attack surfaces to reduce exposure and risk
Compliance Auditing
Maintain accurate asset inventories for regulatory compliance and security audits
