BluSapphire OneAgent vs QuellSecure Quell: Side-by-Side Comparison (2026)

BluSapphire OneAgent: Prevention-first next-gen EDR stopping zero-day & ransomware in <20ms. built by BluSapphire Cyber Systems. Core capabilities include Pre-execution threat prevention in under 20ms, Zero signature updates via patented behavior-based detection, Cross-platform support for Windows, Linux, and containers..

QuellSecure Quell: Endpoint agent that detects and contains ransomware, limiting damage to ~7 files. built by QuellSecure. Core capabilities include Real-time ransomware process detection and containment, Monitor Mode for false positive reduction before enforcement, Active Mode for automatic process containment..

Both serve the Endpoint Detection and Response market but differ in approach, feature depth, and target audience.

BluSapphire OneAgent differentiates with Pre-execution threat prevention in under 20ms, Zero signature updates via patented behavior-based detection, Cross-platform support for Windows, Linux, and containers. QuellSecure Quell differentiates with Real-time ransomware process detection and containment, Monitor Mode for false positive reduction before enforcement, Active Mode for automatic process containment.

BluSapphire OneAgent is developed by BluSapphire Cyber Systems. QuellSecure Quell is developed by QuellSecure. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

BluSapphire OneAgent and QuellSecure Quell serve similar Endpoint Detection and Response use cases: both are Endpoint Detection and Response tools, both cover Ransomware Prevention, Anomaly Detection. Review the feature comparison above to determine which fits your requirements.