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8 Best Amazon GuardDuty Alternatives in 2026 — Free Options Included

Explore 8 alternatives to Amazon GuardDuty — vetted by our editors with real user reviews, pricing, and feature comparisons.

Best free Amazon GuardDuty alternatives, ranked and compared

Quick answer

The quick answer: the best Amazon GuardDuty alternatives are SaaS Alerts, Detectify and ARGOS Cloud Security. SaaS Alerts tops the list with a SpotScore of 7.9. Compare all 8 on score, rating, and pricing below.

Outgrown Amazon GuardDuty, or never quite settled in? These 8 threat intelligence software free alternatives are the strongest alternatives, ranked by SpotScore, which fuses verified user satisfaction with market presence, plus star ratings and pricing. We vet each one. The table below sums them up; the sections after go deeper.

ProductSpotScoreRatingPricingBest for
SaaS AlertsSecuring SaaS profits with proactive threat detection.7.9Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
DetectifyProtect Your Website from Vulnerabilities with Ease—Not yet ratedFreeFree Trial · Subscription · Quotation Basedteams of all sizes
ARGOS Cloud SecuritySecure your cloud with real-time insights.—Not yet ratedFreefrom $180/moteams of all sizes
QualifiedAccelerate sales, maximize your website's potential.—★★★★★ 4.6(25)FreeFree Trial · Quotation Basedteams of all sizes
DeepinfoEmpower your security with Deepinfo.—Not yet ratedFreeFree Trial · Quotation Based · Subscriptionteams of all sizes
ContraForceNext-level protection for today's digital challenges.—Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
NVADRMaximize asset visibility for ultimate security.—Not yet ratedFreeFree Trial · Quotation Basedteams of all sizes
ActiveFenceProtecting billions, proactively.—Not yet ratedFreeFreemium · Subscription · Quotation Basedteams of all sizes

7.9

SpotScore

SaaS Alerts - Application Performance Monitoring (APM) Tools

SaaS Alerts

Securing SaaS profits with proactive threat detection.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is SaaS Alerts?

SaaS Alerts ensures that MSPs are able to secure and maximize profits from their customers' core SaaS applications. Utilizing machine learning and pattern recognition, this platform provides immediate lock-down protection for calls of possible security risk, so the MSP may take action even ...

Read more about SaaS Alerts
Free Trial·

SaaS Alerts offers custom pricing plan

Detectify

Detectify

Protect Your Website from Vulnerabilities with Ease

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Detectify?

Detectify is a completely free tool that makes it easy to audit userr website for security vulnerabilities. Detectify is a cloud-based web vulnerability scanner that finds critical website security issues within seconds. It is an open source project and community driven service. The mission is ...

Read more about Detectify
Free TrialTry Free →·

Detectify offers custom pricing plan

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ARGOS Cloud Security - New SaaS Software

ARGOS Cloud Security

Secure your cloud with real-time insights.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is ARGOS Cloud Security?

ARGOS Cloud Security is a security and cloud operations solution designed to deliver an all-in-one, real-time overview of cloud security status. With ARGOS, issues can be quickly identified and solutions deployed in minutes, reducing the Mean Time To Detection and Mean Time To Resolution ...

Read more about ARGOS Cloud Security
Free TrialTry Free →
Qualified - New SaaS Software

Qualified

Accelerate sales, maximize your website's potential.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.6

25 verified reviews

Add to compare

What is Qualified?

Qualified leverages the current website of companies to identify leads and get the best return on investment. This comprehensive developer assessment helps start meaningful sales conversation, convert outbound and digital adverts, and further analyse clues of buying intent. This software helps ...

Read more about Qualified
Free TrialTry Free →·

Qualified offers custom pricing plan

Deepinfo

Deepinfo

Empower your security with Deepinfo.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is Deepinfo?

Introducing Deepinfo, the ultimate security solution for empowering your digital assets. With the tagline "Empower your security," this cutting-edge software revolutionizes the way you monitor your attack surface. Say goodbye to tedious manual processes and hello to smart surface discovery with ...

Read more about Deepinfo
Free TrialTry Free →·

Starts from $990.00/month when Billed Yearly

ContraForce

ContraForce

Next-level protection for today's digital challenges.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is ContraForce?

ContraForce is a cybersecurity operations platform that automates threat detection and response, integrating with Azure, Cisco, and Forcepoint environments. It centralizes security visibility across an organization's infrastructure, reducing the manual workload on security teams while helping ...

Read more about ContraForce
Free Trial·

ContraForce offers custom pricing plan

NVADR

NVADR

Maximize asset visibility for ultimate security.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

Add to compare

What is NVADR?

Introducing NVADR, the unparalleled Asset Discovery solution that transcends subdomains to provide a comprehensive view of your Internet Facing Assets. With NVADR, uncover verified shadow IT hosts and gain insight into their detailed profiles effortlessly. Centralize your asset management with ...

Read more about NVADR
Free Trial·

NVADR offers custom pricing plan

ActiveFence - New SaaS Software

ActiveFence

Protecting billions, proactively.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

Add to compare

What is ActiveFence?

ActiveFence is the premier solution for trust and safety content moderation. Pioneering the proactive approach to keeping billions of users secure online, ActiveFence is an industry leader. With the power to identify potential threat actors in real-time, and a multi-source data gathering ...

Read more about ActiveFence

Starts from $2,000/Month, also offers free forever plan

Amazon GuardDuty competitors, compared

Amazon GuardDuty competes with 8 other threat intelligence software tools tracked on Spotsaas. The closest by feature overlap are SaaS Alerts, Detectify and ARGOS Cloud Security. Each is compared against Amazon GuardDuty on rating, pricing and feature coverage below.

Tools similar to Amazon GuardDuty

Searches for "sites like Amazon GuardDuty" and "apps like Amazon GuardDuty" land on the same shortlist as "Amazon GuardDuty alternatives" — the 8 options below cover both, whether you want a like-for-like replacement or something lighter.

What each tool does well

SaaS Alerts7.9Best for teams of all sizes

The platform is user-friendly, allowing MSPs to monitor and manage security threats without complex setups or steep learning curves.

Watch for: Although the platform is user-friendly, initial configuration may require some technical know-how, especially for MSPs new to machine learning-based security solutions.

DetectifyBest for teams of all sizes

Completely free tool

Watch for: Limited features compared to paid options

ARGOS Cloud SecurityBest for teams of all sizes

Real-time cloud security overview

Watch for: Limited to cloud environments

QualifiedBest for teams of all sizes

Lead identification

Watch for: Requires website integration

DeepinfoBest for teams of all sizes
ContraForceBest for teams of all sizes
NVADRBest for teams of all sizes
ActiveFenceBest for teams of all sizes

Real-time threat detection

Watch for: Complex setup process

Why teams look for a Amazon GuardDuty alternative

The case for a Amazon GuardDuty alternative often starts with gaps like these:

  • Limited to AWS environments
  • May require AWS expertise
  • Subscription costs can add up
  • False positives can occur

What makes a good Amazon GuardDuty replacement

The 8 threat intelligence software free alternatives compare like this on the specifics: 8 offer a free tier; paid plans run $180, with ARGOS Cloud Security the cheapest entry point; and Qualified is the highest rated at 4.6★ across 25 reviews.

What drives the order.

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 Amazon GuardDuty are Qualified (4.6★), SaaS Alerts, Detectify. Compare all 8 alternatives side-by-side above.

When evaluating alternatives to Amazon GuardDuty, prioritize: Monitoring, Threat Protection, Machine Learning, Alerts, Behavior Management, 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 Amazon GuardDuty 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.

The right Amazon GuardDuty alternative for your situation

  • On a budget / just exploring: start with a free tier — SaaS Alerts, Detectify and ARGOS Cloud Security let you evaluate without paying upfront.
  • If real-user ratings matter most: Qualified has the strongest star rating (4.6★) among the options with verified reviews.
  • Want the safest pick: SaaS Alerts has the highest Spotsaas Score (7.9) in this list — a strong default if you're unsure.

How to move on from Amazon GuardDuty

A safe move off Amazon GuardDuty starts with the basics: export your data and test the import into your new tool. Make sure the workflows you depend on are covered, run a short pilot, and keep Amazon GuardDuty active until the migration is finished. Free tiers above make trialing easy.

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