Castle Device Intelligence vs CHEQ Form Guard: Side-by-Side Comparison (2026)

Castle Device Intelligence: Device fingerprinting and intelligence for account security and fraud detection. built by Castle. Core capabilities include Device fingerprinting with 99.5% accuracy and 0.001% collision rate, Cookie-independent device identification, Ad blocker and privacy plugin bypass..

CHEQ Form Guard: Protects web forms from bots and fake users to prevent junk leads. built by CHEQ. Core capabilities include Bot detection and blocking on web forms, Fake user submission prevention, Lead quality filtering and segmentation..

Both serve the Bot Management market but differ in approach, feature depth, and target audience.

Castle Device Intelligence differentiates with Device fingerprinting with 99.5% accuracy and 0.001% collision rate, Cookie-independent device identification, Ad blocker and privacy plugin bypass. CHEQ Form Guard differentiates with Bot detection and blocking on web forms, Fake user submission prevention, Lead quality filtering and segmentation.

Castle Device Intelligence is developed by Castle. CHEQ Form Guard is developed by CHEQ. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Castle Device Intelligence and CHEQ Form Guard serve similar Bot Management use cases. Review the feature comparison above to determine which fits your requirements.