ZoneAlarm Free Firewall Alternatives (September 2025)

With over 90 million downloads, ZoneAlarm is one of the world's most popular Firewall software products.

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1.
ZoneAlarm Extreme Security NextGen | ZoneAlarm
https://www.zonealar
.com/software/extreme-security-nextgen/

The ultimate security solution for PC, Android, and iOS devices. Get advanced Antivirus, Firewall, Anti-ransomware, Anti-phishing, Browser protection, and more!

2.
GlassWire - Personal Firewall & Network Monitor
https://www.glasswir
.com/

GlassWire is a modern personal firewall and network monitor with over 40 million downloads. Download GlassWire free!

3.
Comodo Firewall | Get Best Personal Firewall Software for $29.99 A Year
https://personalfirewall.comod
.com/

Comodo Firewall is a network security system that monitors and controls the network traffic based on predetermined security rules. Get now for $29.99/Year.

4.
Kaspersky Antivirus Software - Advanced Virus Protection | Kaspersky
https://usa.kaspersk
.com/antivirus/

Kaspersky Antivirus offers powerful virus protection against all types of malware and the latest cyber threats. Download Kaspersky antivirus software versions for Windows, Mac, and Android devices.

5.
360 Total Security for Home and Business
https://www.360totalsecurit
.com/en/

360 Total Security is a Cybersecurity software. Protect your PC against malware, ransomware, malicious websites and other advanced online threats, Download 360 Total Security for free and secure your PC.

6.
GFI KerioControl
https://www.gf
.com/products-and-solutions/network-security-solutions/keriocontrol/

Protect your network from viruses, malware and malicious activity with GFI KerioControl, the easy-to-administer yet powerful all-in-one security solution

7.
Next Generation Firewall | Edge Threat Management – Arista
https://edge.arist
.com/ng-firewall/

Arista NG Firewall simplifies network security with a single, modular, software platform designed to fit the evolving needs of your organization.

8.
Next-Generation Firewall (NGFW) Software & Appliances
https://www.forcepoin
.com/product/ngfw-next-generation-firewall/

Experience unrivaled security with Forcepoint Next Generation Firewall (NGFW) Appliances. Stay ahead of cyber threats and secure your network with confidence.

9.
Business Antivirus Software | AVG
https://www.av
.com/en-us/antivirus-business-edition/

Enterprise and small business antivirus software from AVG. Windows PC and network server cybersecurity protection. Subscribe online today.

10.
Windscribe - Free VPN and Ad Block
https://windscrib
.net/

Windscribe is a desktop application and browser extension that work together to block ads and trackers, restore access to blocked content and help you safeguard your privacy online.

11.
Barracuda CloudGen Firewall | Barracuda Campus
https://campus.barracud
.com/product/cloudgenfirewall/

In the cloud era, network firewalls must do more than secure your network. They must also ensure you have uninterrupted network availability and robust access to cloud-hosted applications.Barracuda CloudGen Firewall is a family of hardware, virtual, and cloud-based appliances that protect and enhance your dispersed network infrastructure. They deliver advanced security by tightly integrating a comprehensive set of Cloud-Generation firewall technologies, including Layer 7 application profiling, intrusion prevention, web filtering, malware and advanced threat protection, antispam protection, and network access…

12.
Next-Generation Firewalls - Palo Alto Networks
https://www.paloaltonetwork
.com/network-security/next-generation-firewall/

Today’s Next-Generation Firewalls provide advanced protection for physical or virtual public and private cloud networks. Learn about our ML-Powered NGFW.

13.
Reimagined Partner Program, Cybersecurity Solutions - SonicWall
https://www.sonicwal
.com/

A leader in cybersecurity and network solutions for over 30 years. Featuring an enhanced and reimagined partner program.

14.
Bitdefender GravityZone Business Security - SMB Cybersecurity
https://www.bitdefende
.com/business/smb-products/business-security.html/

Boost the security of SMB with GravityZone Business Security. Next-gen business AV to detect, prevent, and mitigate cyber threats effectively.

15.
Anti-Malware & Spyware Removal Software | SUPERAntiSpyware
https://www.superantispywar
.com/

SUPERAntiSpyware protects you from malware, ransomware & spyware. Start your free trial today & remove Spyware, Rootkits, Adware, Viruses & More!

16.
Next Generation Firewall (NGFW) - See Top Products
https://www.fortine
.com/products/next-generation-firewall/

Learn how Fortinet next-generation firewall (NGFW) products can provide high-performance & consolidated security. Get end-to-end network protection.

17.
Enterprise Cybersecurity Solutions | ThreatLocker
https://www.threatlocke
.com/

We are an endpoint protection platform that offers top enterprise security software and solutions. Keep your business safe with zero trust endpoint security!

18.
Norton VPN | Fast and Secure VPN Service
https://us.norto
.com/products/norton-vpn/

Norton VPN helps protect the private information you send and receive when using public Wi-Fi. Download our secure VPN today.

19.
Dragon Enterprise | Endpoint Protection Platform Benefits
https://www.comod
.com/dragon-enterprise/

Dragon Enterprise offers an Endpoint Protection Platform that works as a firewall, anti-spyware, intrusion detection, and prevention. Secure your devices now!

20.
Cisco ASA 5500-X Series Firewalls - Cisco
https://www.cisc
.com/c/en_ca/products/security/asa-5500-series-next-generation-firewalls/index.html/

Cisco ASA 5500 Series Next-Generation Firewalls scale to meet a wide range of needs while providing highly secure, high-performance connectivity.

21.
Emsisoft - Anti-Malware: Lightweight Malware Protection for the Home
https://www.emsisof
.com/en/anti-malware-home/

Emsisoft Anti-Malware for best real-time protection against ransomware and other malware with dual scanner, behaviour blocker and more advanced features.

22.
Free Download Best Free Keylogger - 2024
https://bestxsoftwar
.com/

Best Free Keylogger is a free but professional PC monitoring software that allows you to monitor children or employee computer and internet activities.

23.
Trend Micro Antivirus+ Security | Antivirus Software for PC
https://shop.mmea.trendmicr
.com/en_us/products/antivirus-plus-security.asp/

Official Trend Micro Antivirus+ Security offers the best antivirus & strong online protection for your PC. Shop and bank securely online while Trend Micro protects you against ransomware, spyware, and other cyber threats.

24.
Official Site | Norton™ - Antivirus & Anti-Malware Software
https://us.norto
.com/

Norton™ provides industry-leading antivirus and security software for your PC, Mac, and mobile devices. Download a Norton™ 360 plan - protect your devices against viruses, ransomware, malware and other online threats.

25.
Sophos Firewall: Consolidate Your Security
https://www.sopho
.com/en-us/products/next-gen-firewall/

Sophos Next-Gen Firewall. Integration with Sophos MDR and Sophos XDR, Comprehensive SD-WAN Capabilities, Support for SSE/SASE Portfolio, Cloud Management and Built in ZTNA.

26.
Azure Firewall – Cloud Network Security Solutions | Microsoft Azure
https://azure.microsof
.com/en-us/products/azure-firewall/

Protect, monitor, and report on your Azure Virtual Network resources using Azure Firewall, a cloud-native network security and analytics solution.

27.
ESET PROTECT Platform | ESET
https://www.ese
.com/me/business/protect-platform/

The world’s most formidable cybersecurity based on superior research that’s easy to use. A unique balance of prevention, detection and response.

28.
Panorama Firewall Management - Palo Alto Networks
https://www.paloaltonetwork
.com/network-security/panorama/

Panorama saves time and reduces complexity with centralized firewall management for all your Palo Alto Networks Next-Generation Firewalls and Prisma Access.

29.
Malware Patrol | Cyber Threat Intelligence
https://www.malwarepatro
.net/

Malware Patrol provides real-time cyber threat intelligence that protects companies against malware, ransomware, phishing and more.

30.
Business Cybersecurity Solution | AVG
https://www.av
.com/en-us/internet-security-business-edition/

Protect your business from viruses with AVG Internet Security Business Edition. Includes email and server security, business antivirus, and firewall.

31.
Cyber Security Software and Anti-Malware | Malwarebytes
https://www.malwarebyte
.com/for-home/

Protect your home and business PCs, Macs, iOS and Android devices from the latest cyber threats and malware, including ransomware.

32.
Secure Internet Gateway | Avast Business
https://www.avas
.com/en-us/business/cloudcare/secure-internet-gateway/

Secure Internet Gateway (SIG) provides next generation, cloud-based firewall protection for businesses, MSPs, and MSSPs.

33.
Advanced Website Protection for Unmatched Cyber Defense
https://www.comod
.com/

Safeguard your devices with Comodo's advanced endpoint protection and protect your websites from malware and cyber threats. Secure your site now!

35.
Fortinet FortiGate: IPS | AVFirewalls.com
https://www.avfirewall
.com/IPS.asp/

Secure Web Gateway (SWG) solutions use web filtering to enforce company Internet access policies. They also filter unwanted software, especially malware, from user-initiated Internet connections.

36.
AdGuard — The world’s most advanced ad blocker! Get the best ad-free experience
https://adguar
.com/

AdGuard is the best way to get rid of annoying ads and online tracking and protect your computer from malware. Make your web surfing fast, safe and ad-free

37.
Imperva Web Application Firewall (WAF) | App & API Protection
https://www.imperv
.com/products/web-application-firewall-waf/

Imperva's Web Application Firewall is the industry-leading solution to help defend your web application from external and internal threats.

38.
Next-Generation Firewall | Juniper Networks US
https://www.junipe
.net/us/en/solutions/next-gen-firewall.html/

Discover the most effective NGFW in the industry, reliably safeguarding users, applications, and devices, delivered on-premises, in the cloud, or as a service.

39.
Endpoint Cloud - VIPRE
https://vipr
.com/products/endpoint-security/end-point-cloud/

Ranked in the top 5 for efficacy in independent testing, VIPRE Endpoint Security Cloud delivers nextgen antivirus protection and convenience.

40.
AVG Email Server Security | Antivirus & Antispam | Free Trial
https://www.av
.com/en-us/email-server-business-edition/

Protect your business network from viruses and threats, secure your work email and Windows file server with AVG business antivirus endpoint security. Download a Free Trial or Buy Online.

41.
TunnelBear: Secure VPN Service
https://www.tunnelbea
.com/

Really simple VPN to browse the web privately & securely. Unblock websites around the world with applications for Mac, PC, iOS, Android & Chrome.

42.
DNS Protection for Business | Webroot
https://www.webroo
.com/us/en/business/products/dns-protection/

Stop malware before it enters your network with secure DNS protection. Webroot offers web security with URL filtering to protect your business.

43.
Barracuda Web Security Gateway | Barracuda Campus
https://campus.barracud
.com/product/websecuritygateway/

The Barracuda Web Security Gateway lets organizations benefit from online applications and tools without exposure to web-borne malware and viruses, lost user productivity, and misused bandwidth. As a comprehensive solution for web security and management, it unites award-winning spyware, malware, and virus protection with a powerful policy and reporting engine. Advanced features ensure that organizations adapt to emerging requirements like social-network regulation, remote filtering, and visibility into SSL-encrypted traffic.Unlimited remote user licenses are included to enforce content and access policies…

44.
Application Control - Check Point Software
https://www.checkpoin
.com/quantum/application-control/

Application Control enables businesses to easily create granular policies based on users or groups—to identify, block or limit the usage of applications and widgets.

45.
Data Security & Protection Software - NewSoftwares.net
https://www.newsoftware
.net/

NewSoftwares.net was established in 2002 and has been developing security and encryption based software on both shareware as well as freeware for PC

47.
File Shredder
https://www.fileshredde
.org/

File Shredder is FREE and powerfull aplication to shred and permanently remove unwanted files from your computer beyond recovery

48.
HWiNFO - Free System Information, Monitoring and Diagnostics
https://www.hwinf
.com/

Free Hardware Analysis, Monitoring and Reporting. In-depth Hardware Information, Real-Time System Monitoring, Reporting & more

50.
Secure, Fast, & Private Web Browser with Adblocker | Brave
https://brav
.com/

The Brave browser is a fast, private and secure web browser for PC, Mac and mobile. Download now to enjoy a faster ad-free browsing experience that saves data and battery life by blocking tracking software.

51.
VM-Series Virtual Next-Generation Firewall - Palo Alto Networks
https://www.paloaltonetwork
.com/network-security/vm-series-virtual-next-generation-firewall/

Best-in-class VM-Series Virtual Firewalls flexibly scale to secure public clouds, private clouds, enterprise virtual branches and more

53.
Next-Generation Firewall Virtual Appliance | Fortinet
https://www.fortine
.com/products/private-cloud-security/fortigate-virtual-appliances/

FortiGate-VM offers the same security and networking services from FortiOS 7.0 and is available for public cloud, private cloud, and Telco Cloud (VNFs).

54.
System Mechanic Ultimate Defense | Full PC Protection | iolo
https://www.iol
.com/products/system-mechanic-ultimate-defense/

Get complete computer protection with iolo System Mechanic Ultimate Defense. Enhance security and performance for optimal PC experience.

55.
Small Business Firewall Management - Check Point Software
https://www.checkpoin
.com/quantum/security-management-portal/

The Security Management Portal (SMP), with its intuitive web-based user interface, enables MSPs to provision security efficiently for small businesses.

56.
Endpoint Protector - Industry-Leading Data Loss Prevention (DLP)
https://www.endpointprotecto
.com/

More than a decade in the DLP landscape. Recognized for its Endpoint Protector Solutions in Gartner Magic Quadrant for Enterprise Data Loss Prevention.

58.
Redkey USB - Data Gone Forever
https://redkeyus
.com/

Data Erasure Software. Secure Data Destruction. Redkey USB provides unlimited, certified secure data wipe software for computers, laptops, and mobile devices. Enjoy simplicity, infinite wipes, and complimentary updates with no subscription. Get compliant with NIST, IEEE, GDPR, and HIPAA standards.

59.
REVE Antivirus-Best Virus Protection|Antivirus|Email Security
https://www.reveantiviru
.com/en/

REVE Antivirus protects users from online threats. Apart from best virus protection, it provides email security and safety from phishing scams.

60.
WP Cerber Security WordPress plugin: firewall, anti-spam, integrity checker and malware removal
https://wpcerbe
.com/

WordPress security plugin done right: firewall and anti-spam, malware scanner, file recovery & integrity checking

61.
Browse Security Plus: Browser Security Software for Enterprises
https://www.manageengin
.com/browser-security/

Browser Security Plus is a comprehensive web browser security software that enables IT admins to secure and manage browsers against web-based threats. Try it for free!

62.
Next Generation Firewalls (NGFW) | Network Firewalls | Hillstone Networks
https://www.hillstonene
.com/products/network-edge-protection/ngfw/

Hillstone Networks’ future-ready Next-Generation Firewall features advanced threat detection and prevention, and smart automated policy operation.

63.
FileZilla - The free FTP solution
https://filezilla-projec
.org/

FileZilla - The free FTP solution for both client and server. Filezilla is open source software distributed free of charge.

64.
BIG-IP Advanced Firewall Manager | F5
https://www.f
.com/products/big-ip-services/advanced-firewall-manager/

Stop even the most massive and complex DDoS attacks with BIG-IP Advanced Firewall Manager: advanced data center protection against layer 3–4 threats.

65.
SonicWall Capture Client
https://www.sonicwal
.com/products/firewalls/security-services/capture-client/

SonicWall Capture Client is a unified client platform that delivers multiple endpoint protection capabilities, including next-generation malware protection and support for visibility into encrypted traffic. It leverages cloud sandbox file testing, comprehensive reporting, and enforcement for endpoint protection. Additionally, provide consistent assurance of client security, with easy-to-use and actionable intelligence and reporting.

69.
Leader in Cybersecurity Protection & Software for the Modern Enterprises - Palo Alto Networks
https://www.paloaltonetwork
.com/

Implement Zero Trust, Secure your Network, Cloud workloads, Hybrid Workforce, Leverage Threat Intelligence & Security Consulting. Cybersecurity Services & Education for CISO’s, Head of Infrastructure, Network Security Engineers, Cloud Architects & SOC Managers

70.
Web Application Firewall, Web API Protection - AWS WAF - AWS
https://aws.amazo
.com/waf/

AWS WAF helps you protect against common web exploits and bots that can affect availability, compromise security, or consume excessive resources.

72.
WatchGuard | Network, Wi-Fi, Identity, and Endpoint Security Solutions
https://www.watchguar
.com/

Award-winning solutions that are easy to deploy and manage, making enterprise-grade security accessible to any organization regardless of size or expertise.

73.
WildFire - Palo Alto Networks
https://www.paloaltonetwork
.com/network-security/wildfire/

WildFire leverages a suite of cloud-based malware detection techniques and inline ML to identify and protect against unknown file-based threats.

74.
VeraCrypt - Free Open source disk encryption with strong security for the Paranoid
https://www.veracryp
.fr/

VeraCrypt is free open-source disk encryption software for Windows, Mac OS X and Linux. In case an attacker forces you to reveal the password, VeraCrypt provides plausible deniability. In contrast to file encryption, data encryption performed by VeraCrypt is real-time (on-the-fly), automatic, transparent, needs very little memory, and does not involve temporary unencrypted files.

75.
Cybersecurity as a Service Delivered | Sophos
https://www.sopho
.com/

From Endpoint, Cloud, and Network Protection to Fully Managed Cybersecurity Services, We Have You Covered. Sophos Delivers Better Security Outcomes.

76.
Web Application Firewall (WAF) & API Protection | Fortinet
https://www.fortine
.com/products/web-application-firewall/fortiweb/

FortiWeb web application firewall provides advanced capabilities to defend web applications and APIs from known and zero-day threats.

77.
Next Generation Managed Security Services | ThreatSpike
https://www.threatspik
.com/

Stay on top of security issues with our cloud-based managed cybersecurity system. With forensics, data loss prevention and more, your devices are fully protected.

78.
Kaspersky Managed Detection and Response | Kaspersky
https://www.kaspersk
.com/enterprise-security/managed-detection-and-response/

Build true defense-in-depth and boost security efficiency by using automated response and simple root cause analysis

79.
Netgate
https://www.netgat
.com/

Netgate is an open-source driven secure networking company that provides appliance and software-based firewall, VPN and routing solutions including pfSense

80.
Email Security - VIPRE
https://vipr
.com/products/email-security/

VIPRE provides email security solutions for every size organization and the IT partners that serve them.

81.
The Website Security And Monitoring Leader | SiteLock
https://www.siteloc
.com/

SiteLock is the website security and monitoring leader. Our website security products eliminate cyber threats keeping your site safe and secure.

82.
DDoS Protection | Instant Activation | Imperva
https://www.imperv
.com/products/ddos-protection-services/

Mitigate the largest network and application layer DDoS attacks without interfering with your legitimate traffic flows.

83.
Next-Gen Network Security & Management Platform | BhaiFi®
https://bhaif
.com/

BhaiFi is a Next-Gen Software-Based Network Security & Management Solution for SMEs, Co-working Spaces, Offices, Hotels, Cafes & Restaurants.

84.
Data Recovery Software Free Download – Stellar Data Recovery
https://www.stellarinf
.com/windows-data-recovery-professional.php/

Best Data Recovery Software & tools Free Download to recover lost, deleted, formatted data from desktop, laptop, mobile, or server. Stellar data recovery software provides free preview of recoverable data.

85.
Fastly Next-Gen WAF | Fastly
https://www.fastl
.com/products/web-application-api-protection/

The Fastly Next-Gen WAF provides web app and API protection for your apps, APIs, and microservices, wherever they live, from a single unified solution.

86.
PC optimization, PC security and spam filters for clients and servers - FIGHTERtools
https://www.spamfighte
.com/

SPAMfighter is a global provider of state-of-the-art computer, mobile and server utility and security products to millions of users from 235 countries.

88.
Reblaze - Cloud Native Web Application Firewall & API Protection
https://www.reblaz
.com/

Reblaze is a cloud-based platform that provides a comprehensive, dynamic, machine-intelligent security and control solution for web platforms.

89.
Ensure Secure Private Access with Zscaler ZPA
https://www.zscale
.com/products-and-solutions/zscaler-private-access/

Get secure and fast access to private apps and OT devices with Zscaler Private Access™️ (ZPA), the leading zero-trust network access solution.

90.
Nero Software
https://www.ner
.com/

Nero Platinum - Nero is the leading provider of premium software for the multimedia experience. We make burning, streaming, editing more convenient and easier. Start your free trial today!

92.
DNS Firewall Services | CIRA
https://www.cir
.ca/en/dns-firewall/

CIRA's DNS Firewall service protects your network from malicious content, ransomware, and phishing attacks. Learn more about our cybersecurity services and secure your network today.

93.
Kaspersky Endpoint Security for Business (Enterprise Solutions) | Kaspersky
https://usa.kaspersk
.com/enterprise-security/endpoint/

Kaspersky Endpoint Security for Business offers cloud or on-premise multi-level adaptive endpoint protection, automated threat defense and systems hardening for mixed environments.

94.
Free Windows Installer - MSI Installer Tool - Advanced Installer
https://www.advancedinstalle
.com/

Advanced Installer is a Windows installer authoring tool for installing, updating, and configuring your products safely, securely, and reliably.

96.
SmartFTP - FTP Client
https://www.smartft
.com/

Welcome to the home of SmartFTP, the most popular FTP client for Windows.

98.
MailCleaner - Open source Anti spam & Antivirus gateway
https://www.mailcleane
.org/

#1 Open Source Free Anti Spam and Antivirus software. MailCleaner is a gateway between your mail infrastructure and Internet. Block all spam.

99.
PureDome: Zero Trust & Cybersecurity Solutions
https://www.puredom
.com/

Transform your security stance with PureDome. Effortlessly embrace zero trust, fortify your network, and empower users with seamless authentication, device authorization, and controlled access—all in one platform.