App comparison
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Cisco Adaptive Security Appliance (ASA) Software
Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews
Firewall and network security platform
Cisco Adaptive Security Appliance (ASA) Software Alternatives & Competitors (2026)
Top 6 free alternatives

ManageEngine Firewall Analyzer
Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews
Empower firewall intelligence for seamless security manageme


0.6
Value for money
Starting price
No pricing info
0.1
Functionality
Configuration Automation
5/5
Compliance Tracking
5/5
Web Traffic Reporting
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5

NordLayer
Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews
A toggle-ready way to secure your network.


0.3
Value for money
Starting price
No pricing info
0.2
Functionality
Mobile Access
5/5
Two-Factor Authentication
5/5
Web-Application Security
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5

Nessus
Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews
Vulnerability assessment solution for security practitioners


0.5
Value for money
Starting price
No pricing info
0.1
Functionality
Vulnerability Protection
5/5
Policy Management
5/5
API
4.8/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5

GlassWire
Based on GetApp‘s extensive, proprietary database of in-depth, verified user reviews
Network security and monitoring with built-in firewall


0.4
Value for money
Starting price
No pricing info
0.2
Functionality
Alerts/Escalation
5/5
Server Monitoring
5/5
Real-Time Data
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.1
Value for money
Starting price
No pricing info
0.3
Functionality
Monitoring
5/5
Asset Tracking
5/5
Remote Monitoring & Management
4.7/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.2
Value for money
No pricing info
Starting price
No pricing info
0.4
Functionality
Threat Response
5/5
VPN
5/5
Firewalls
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.7
Value for money
Starting price
No pricing info
Functionality
Activity Monitoring
5/5
Multi-Protocol
5/5
Access Management
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.5
Value for money
Starting price
No pricing info
0.3
Functionality
Web Traffic Monitoring
5/5
Firewalls
5/5
Risk Scoring
4.5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.6
Value for money
Starting price
No pricing info
0.4
Functionality
Server Logs
5/5
Log Collection
5/5
Threshold Alerts
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.4
Value for money
Starting price
No pricing info
0.4
Functionality
Uptime Reporting
5/5
Endpoint Protection
5/5
Anti Spam
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.1
Value for money
No pricing info
Starting price
No pricing info
0.5
Functionality
Audit Management
5/5
Policy Management
5/5
Real-Time Monitoring
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


1.0
Value for money
Starting price
No pricing info
0.3
Functionality
Activity Dashboard
N/A
Filtering
N/A
Reporting/Analytics
N/A
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


Value for money
Starting price
No pricing info
1.2
Functionality
DDoS Protection
5/5
Web Traffic Monitoring
4/5
IT Incident Management
4/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.6
Value for money
Starting price
No pricing info
0.2
Functionality
Intrusion Prevention System
5/5
IP Filtering
5/5
Intrusion Detection System
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.7
Value for money
Starting price
No pricing info
0.1
Functionality
Threat Response
5/5
Policy Management
5/5
Intrusion Detection System
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.4
Value for money
No pricing info
Starting price
No pricing info
0.2
Functionality
Intrusion Prevention System
5/5
Intrusion Detection System
5/5
Reporting/Analytics
4.8/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.8
Value for money
Starting price
No pricing info
0.1
Functionality
Endpoint Protection
5/5
Dashboard
5/5
Activity Tracking
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.6
Value for money
No pricing info
Starting price
No pricing info
Functionality
Asset Discovery
5/5
Container Scanning
5/5
Assessment Management
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.2
Value for money
Starting price
No pricing info
0.1
Functionality
Vulnerability Assessment
5/5
Data Visualization
5/5
Dashboard
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5


0.7
Value for money
Starting price
No pricing info
Functionality
VPN
5/5
Secure Browsing
5/5
Compliance Management
5/5
Top Features
Intrusion Detection System
4.7/5
Access Management
4.7/5
Access Controls/Permissions
4.5/5
