The purpose is same to prevent Zero-Day and any other attacks. I think both of them optimized to supported OS and related features.
SandBlast Agent
Augments traditional AV at the endpoint
Prevents evasive attacks
Protection for web downloads
Phishing via zero day sites
Preventing reuse of corporate credentials
Anti exploit protection during run time
Detect and quarantine infected devices
Automated Forensics and remediation
Dedicated Anti Ransomware solution
SandBlast Mobile
Prevent Zero-Day Malware
Infected Apps
MitM Attacks over Wi-fi
Bluetooth
Secure Browsing
SMS Attack
OS Exploits
Device Settings