Best Free Cloud Security Software
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Compare the Top Free Cloud Security Software as of April 2026
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What is Free Cloud Security Software?
Cloud security software consists of tools, software, and services designed to protect data, applications, and infrastructure associated with cloud environments. It addresses unique security challenges posed by the cloud, such as data breaches, unauthorized access, and compliance with regulatory standards. These solutions often include features like encryption, identity and access management, intrusion detection systems, and security information and event management (SIEM). By implementing cloud security software, organizations can safeguard their cloud-based assets from cyber threats and ensure the integrity and confidentiality of sensitive information. As businesses increasingly adopt cloud services, robust cloud security measures have become essential for maintaining operational continuity and customer trust. Compare and read user reviews of the best Free Cloud Security software currently available using the table below. This list is updated regularly.
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1
FlashStart
FlashStart Group Srl
FlashStart is a global, cloud-based cyber security platform that specializes in DNS filtering with the support of artificial intelligence. It protects against malware and unwanted contents by classifying domains into eighty-five categories, using machine learning with high predictive capability and incorporating government blacklists and warnings for high-risk sites. It offers global coverage, thanks to Anycast Network, which is among the fastest and most stable in the world. It presents advanced and exclusive features, like geographically based protection. Easy installation, centralized multi-tenant management, filter customization, and maximum cost-effectiveness make FlashStart the optimal cloud solution for businesses, PAs, schools, households, etc.Starting Price: $0.90/month -
2
Kloudle
Kloudle
Kloudle is a blazing fast cloud security scanner. Built for solo developers, small teams it makes the job of cloud security effortless. By following the approach of SCAN → FIX → AUTOMATE. Everything you need to keep your cloud secure, so that you can get back to focussing on building and shipping what you love. Scan your cloud accounts (AWS, Google Cloud, Digitalocean, Azure), cloud servers (Linux), Kubernetes clusters (Managed - EKS, GKE, AKS, DOKS or Self-hosted). All of this and more without breaking the bank. Simple pricing with a pay as you go model. Buy credits and use them for security scans, downloading custom reports. Every user gets 5 free SuperFast scans. There is no time limit on these. You can scan the configuration of cloud virtual machines (EC2 in AWS) and object stores (S3 buckets in AWS). After utilizing your 5 free scans, you will need to purchase credits to continue running security scans. There are no subscriptions or long-term commitments required.Starting Price: $30 per credit -
3
Splunk Enterprise
Cisco
Splunk Enterprise is a powerful platform that turns data into actionable insights across security, IT, and business operations. It enables organizations to search, analyze, and visualize data from virtually any source, providing a unified view across edge, cloud, and hybrid environments. With real-time monitoring, alerts, and dashboards, teams can detect issues quickly and act decisively. Splunk AI and machine learning features predict problems before they happen, improving resilience and decision-making. The platform scales to handle terabytes of data and integrates with thousands of apps, making it a flexible solution for enterprises of all sizes. Trusted by leading organizations worldwide, Splunk helps teams move from visibility to action. -
4
Push Security
Push Security
Map out your entire cloud identity attack surface and harden it against identity-based attacks. Push is a vulnerability scanner for your cloud identities. Push uses a lightweight browser extension to give you real-time visibility of all your employees’ cloud identities and the vulnerabilities putting your business at risk. - Get real-time visibility of all your cloud identities, apps and integrations. - Onboard unmanaged apps to SSO. Detect and harden non-SSO identities. - Find and secure vulnerable identities. Prevent your employees creating insecure identities. - Uncover shadow SaaS apps and accounts. Limit SaaS sprawl and reduce supply chain risk. - Improve employee security awareness by equipping them to self-remediate security issues. Try it for free today.Starting Price: $5 per employee per month -
5
Coro
Coro Cybersecurity
Coro puts an end to the security tool sprawl and to the constant worry that things have been overlooked. No need to check everything 10 times a day. Coro will take care of the ongoing security, and will alert you only when you need to take action. Coro analyses the threats to your entire business, takes action to eliminate the risk, and guides you on what to do next to improve your security posture. Coro is the central control point for sensitive data, practice data, and user activity, enabling you to enforce a wide range of security, compliance and governance policies. We scan every email for phishing, malware, ransomware and automatically eliminate threats. We automatically identify and block insider threats, accounts hacking, and malicious activities. We scan every file and email, or any data share for PII/PCI/PHI, and prevent confidential information leakage.Starting Price: $8.99 per user per month -
6
CloudSploit
CloudSploit
Cloud security best practices as a service. CloudSploit is the leading open source security configuration monitoring tool for cloud infrastructure. Cloud security experts from around the world collaborate to create a repository of tests for cloud infrastructure such as AWS, Azure, GitHub, and Oracle Cloud.Starting Price: $7.17/month -
7
Jit
Jit
DevOps ain’t easy! We are hearing more and more about the breakdown and friction where Dev meets Ops, so let’s not even talk about all the other shift-left domains that add another layer of complexity in the middle like DevSecOps. Where this comes with the need to implement and integrate dozens of security tools in their SDLC. But what if it doesn’t have to be difficult? Jit's DevSecOps Orchestration Platform allows high-velocity Engineering teams to own product security while increasing dev velocity. With a unified and friendly developer experience, we envision a world where every cloud application is born with Minimal Viable Security (MVS) embedded and iteratively improves by adding Continuous Security into CI/CD/CS. -
8
Fidelis Halo
Fidelis Security
Fidelis Halo is a unified, SaaS-based cloud security platform that automates cloud computing security controls and compliance across servers, containers, and IaaS in any public, private, hybrid, and multi-cloud environment. With over 20,000 pre-configured rules and more than 150 policy templates that cover standards such as PCI, CIS, HIPAA, SOC, and DISA STIGs for IaaS services, Halo’s extensive automation capabilities streamline and accelerate workflows between InfoSec and DevOps. The comprehensive, bi-directional Halo API, developer SDK, and toolkit automate your security and compliance controls into your DevOps toolchain to identify critical vulnerabilities so they can be remediated prior to production. The free edition of Halo Cloud Secure includes full access to the Halo Cloud Secure CSPM service for up to 10 cloud service accounts across any mix of AWS, Azure, and GCP, at no cost to you, ever. Sign up now and start your journey to fully automated cloud security!Starting Price: Free
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