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6 Best Cloudflare DDoS Protection Alternatives in 2026 — Free Options Included

Explore 6 alternatives to Cloudflare DDoS Protection — vetted by our editors with real user reviews, pricing, and feature comparisons.

Cloudflare DDoS Protection alternatives: our 6 top picks at a glance

Quick answer

The best free website security software tools to replace Cloudflare DDoS Protection are Avanan, SiteLock and CrowdStrike Falcon Endpoint Protection. Avanan leads the list with a 4.8★ rating from real users. Compare all 6 on rating and pricing below.

Choosing the right Cloudflare DDoS Protection alternative comes down to fit, and these 6 website security software free alternatives cover a wide range of needs. We rank them by SpotScore, which blends verified satisfaction with market presence, then ratings and pricing. Each tool is editor-checked. Use the table to compare, then read each breakdown.

ProductSpotScoreRatingPricingBest for
AvananProtect your cloud communications with advanced security technology.—★★★★★ 4.8FreeFree Trial · Quotation Based · Subscriptionteams of all sizes
SiteLockSecure your website with the power of SiteLock.—★★★★☆ 4.45(1077)FreeFree Trial · Subscription · Quotation Basedteams of all sizes
CrowdStrike Falcon Endpoint ProtectionUnleash the power of unbeatable endpoint protection.—★★★★★ 4.7Freefrom $60 /deviceteams of all sizes
NetFUNNELSafeguard your website and customer experience with ease.—★★★★★ 4.67(15)Freefrom $550.00 per monthteams of all sizes
Qualys Cloud PlatformStay secure with total IT infrastructure assessment.—★★★★☆ 4.2FreeFree Trial · Quotation Basedteams of all sizes
ThreatSTOP DNS DefensePower up your DNS security with ThreatSTOP.—Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
Avanan

Avanan

Protect your cloud communications with advanced security technology.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.8

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What is Avanan?

Avanan secures cloud email and collaboration platforms against phishing, malware, and ransomware using multi-layer AI-based detection. It scans cloud apps including Slack, Microsoft Teams, OneDrive, and Box, and provides security administrators with forensic reports covering network activities, ...

Read more about Avanan
Free Trial·

Avanan offers custom pricing plan

SiteLock - Website Security Software

SiteLock

Secure your website with the power of SiteLock.

Best for: SMB teams · Mid-market

Start Free Trial

4.5

1077 verified reviews

Add to compare

What is SiteLock?

SiteLock offers top-notch cybersecurity solutions for businesses of all sizes. Our cutting-edge technology is designed to keep your website safe and secure, with advanced vulnerability detection and automatic malware removal. From WordPress database scanning to core CMS vulnerability patching, ...

Read more about SiteLock
Free Trial·

SiteLock offers custom pricing plan

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CrowdStrike Falcon Endpoint Protection

CrowdStrike Falcon Endpoint Protection

Unleash the power of unbeatable endpoint protection.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.7

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watch-demo

Watch Demo

What is CrowdStrike Falcon Endpoint Protection?

CrowdStrike Falcon Endpoint Protection is a cloud-native security platform designed to help IT and security teams protect devices and data from modern cyber threats. Built for organizations of all sizes, including enterprises, government agencies, and regulated industries, Falcon delivers ...

Read more about CrowdStrike Falcon Endpoint Protection
Free TrialTry Free →·

CrowdStrike Falcon Endpoint Protection offers custom pricing plan

NetFUNNEL

NetFUNNEL

Safeguard your website and customer experience with ease.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.7

15 verified reviews

Add to compare

What is NetFUNNEL?

NetFUNNEL is a traffic management solution that protects websites from crashes during high-volume traffic events by queuing visitors and managing server load. Administrators can configure resource utilization settings and monitor access patterns to prevent server overload during peak periods.

Read more about NetFUNNEL
Free TrialTry Free →·

NetFUNNEL offers custom pricing plan

Qualys Cloud Platform - New SaaS Software

Qualys Cloud Platform

Stay secure with total IT infrastructure assessment.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.2

Add to compare

What is Qualys Cloud Platform?

Qualys Cloud Platform provides continuous, round-the-clock monitoring, visualization and assessment of IT infrastructure, security, and compliance, with up-to-date understanding of assets possible in just two seconds. Using automated threat prioritization, patching, and other response tools, ...

Read more about Qualys Cloud Platform
Free Trial·

Qualys Cloud Platform offers custom pricing plan

ThreatSTOP DNS Defense

ThreatSTOP DNS Defense

Power up your DNS security with ThreatSTOP.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is ThreatSTOP DNS Defense?

ThreatSTOP DNS Defense is a SaaS platform that converts existing DNS infrastructure — including Active Directory and BIND — into Protection DNS (PDNS). It uses threat intelligence to block malicious domains in real time and provides automated response mechanisms to prevent unauthorized network ...

Read more about ThreatSTOP DNS Defense
Free Trial·

ThreatSTOP DNS Defense offers custom pricing plan

The main Cloudflare DDoS Protection competitors

Cloudflare DDoS Protection competes with 6 other website security software tools tracked on Spotsaas. The closest by feature overlap are Avanan, SiteLock and CrowdStrike Falcon Endpoint Protection. Each is compared against Cloudflare DDoS Protection on rating, pricing and feature coverage below.

What else works like Cloudflare DDoS Protection?

Searches for "sites like Cloudflare DDoS Protection" and "apps like Cloudflare DDoS Protection" land on the same shortlist as "Cloudflare DDoS Protection alternatives" — the 6 options below cover both, whether you want a like-for-like replacement or something lighter.

What earned each one a spot

AvananBest for teams of all sizes
SiteLockBest for teams of all sizes

Exceptional customer service from representatives like Danielle, Crystal, Eric, and others.

Watch for: Some customers faced difficulties in resolving malware issues despite paying for services.

CrowdStrike Falcon Endpoint ProtectionBest for teams of all sizes

Falcon excels at defending against not only malware but also fileless attacks, lateral movement, and credential-based intrusions, making it highly effective against advanced persistent threats.

Watch for: The feature set comes with a premium price tag, which may not be feasible for startups or smaller organizations with limited security budgets.

NetFUNNELBest for teams of all sizes

Effectively controls large, sudden traffic surges in real time to keep services stable and prevent server crashes.

Qualys Cloud PlatformBest for teams of all sizes
ThreatSTOP DNS DefenseBest for teams of all sizes

Why teams look for a Cloudflare DDoS Protection alternative

There are a few common reasons buyers start shopping for a Cloudflare DDoS Protection alternative:

  • Advanced features may require higher-tier plans
  • Some configuration complexity for custom rules
  • Limited offline/on-premises deployment options

What to look for in a Cloudflare DDoS Protection alternative

Side by side, the 6 free alternatives break down like this: 6 offer a free tier; paid plans run $60–$550, with CrowdStrike Falcon Endpoint Protection the cheapest entry point; and NetFUNNEL is the highest rated at 4.67★ across 15 reviews.

Behind the ranking.

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

The top-rated alternatives to Cloudflare DDoS Protection are Avanan (4.8★), CrowdStrike Falcon Endpoint Protection (4.7★), NetFUNNEL (4.7★). Compare all 6 alternatives side-by-side above.

When evaluating alternatives to Cloudflare DDoS Protection, prioritize: Real-time Attack Detection, Rate Limiting, Custom Rules, API Integration, Traffic Filter, transparent pricing, free trial availability, and integrations with your existing tools. Use the filters above to compare by feature, budget, and team size.

Migration difficulty depends on how deeply Cloudflare DDoS Protection is integrated into your workflows. Most alternatives offer data export/import tools and dedicated onboarding support. We recommend narrowing to 2–3 options, running a free trial, and checking each vendor's migration guides before committing.

Which Cloudflare DDoS Protection alternative fits your needs?

Leaving Cloudflare DDoS Protection behind

Planning your exit from Cloudflare DDoS Protection? Pull your data out first and confirm the replacement imports it without loss. Make sure the workflows you depend on are covered, run a short trial before committing, and keep Cloudflare DDoS Protection live as a fallback until you're settled. Many tools here offer a free path to test.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].