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Action1 keeps your Windows machines patched. WinSentinel tells you whether they're securely configured — and fixes them when they're not. Patching closes CVEs; hardening closes the gaps no patch touches.
TL;DR: Action1 is cloud-native patch management (find missing OS & third-party updates, deploy them, report vulnerability status). WinSentinel is a security hardening tool (audit misconfigurations, score posture, auto-fix, map to compliance). They solve different problems — Action1 keeps machines up to date, WinSentinel keeps them hardened. A fully patched machine can still be badly misconfigured, so many teams run both.
| Capability | WinSentinel | Action1 |
|---|---|---|
| Primary Purpose | Security hardening & compliance | Patch management & vuln visibility |
| Security Posture Score | ✓ 0-100 with grade (A-F) | ✗ Patch status, not a config score |
| Configuration Auditing | ✓ 33 audit modules | ✗ Not a hardening tool |
| Auto-Remediation | ✓ One-click fix for findings | Deploys patches & scripts |
| Compliance Mapping | ✓ CIS, SOC2, HIPAA, Essential 8 | ✗ Not designed for this |
| Patch Deployment | ✗ Flags missing updates only | ✓ Core strength (OS & 3rd-party) |
| Vulnerability (CVE) Reporting | Flags outdated/vulnerable software | ✓ Real-time CVE visibility |
| Misconfiguration Detection | ✓ SMBv1, BitLocker, UAC, firewall… | ✗ No patch fixes a bad setting |
| Real-Time Monitoring | ✓ Continuous agent mode | Cloud agent, scheduled patch cycles |
| Remote Access / RMM | ✗ Not an RMM | ✓ Remote desktop & scripting |
| Open Source | ✓ MIT licensed | ✗ Proprietary (cloud SaaS) |
| Local-Only / No Account | ✓ Runs fully offline, no signup | ✗ Cloud account required |
| CI/CD Integration | ✓ GitHub Action + SARIF | ✗ Not designed for CI |
$0/forever
All security features, no limits, one machine. Full power, no account.
Pro fleet: $29/25 nodes · $79/100 nodes
Free to 200 endpoints
First 200 endpoints free; priced per endpoint above that. Cloud account required.
Scales per managed endpoint
Action1 pricing is approximate and per their published plans; check action1.com for current rates.
Many teams run Action1 to keep machines patched and WinSentinel to keep them securely configured. They’re complementary — installing the latest update doesn’t turn on BitLocker, disable SMBv1, or fix a weakened UAC policy.
WinSentinel finds the misconfigurations a patch manager never checks — and fixes them in one click.
dotnet tool install --global WinSentinel.Cli
They solve different problems. Action1 is cloud-native patch management — it finds missing OS and third-party application updates and deploys them across your endpoints. WinSentinel audits how a machine is configured for security, scores it 0–100, and fixes the misconfigurations it finds. Patching closes known vulnerabilities (CVEs); hardening fixes the insecure settings that no patch addresses. The two are complementary — a fully patched machine can still be badly misconfigured.
No. WinSentinel flags missing Windows updates as a finding, but it does not run a patch repository or push application updates across a fleet. Its fixes are targeted security remediations — enabling BitLocker, tightening firewall rules, disabling SMBv1, correcting Defender and UAC settings — not version updates. If your goal is to keep software current, Action1 is built for that; if your goal is to know whether a machine is securely configured and to fix it when it isn't, that is WinSentinel.
Patching is necessary but not sufficient. A machine can be fully patched and still expose SMBv1, run with BitLocker off, have UAC weakened, leave the public firewall profile disabled, or carry stale local-admin accounts — none of which a patch fixes. These configuration weaknesses are exactly what WinSentinel audits, scores, and remediates. Action1 closes the CVE gap; WinSentinel closes the configuration gap.
Yes. WinSentinel produces a single 0–100 posture score with a letter grade and maps every finding to CIS Windows L1, SOC 2, HIPAA and Essential 8 controls. Action1 reports patch status and vulnerability counts, but it is not a configuration-hardening or compliance-posture tool, so it does not score how securely a machine is set up.
WinSentinel is free for unlimited use on a single machine — all audit modules, the real-time monitor, scheduled scans and PDF reports, with no account. Action1 is free for the first 200 endpoints and then priced per endpoint above that. The pricing isn't really comparable because the tools do different jobs: WinSentinel Pro — which adds fleet management across many machines — is $29/mo for up to 25 nodes or $79/mo for up to 100 nodes, with annual billing saving 17%. Many teams run Action1 for patching and WinSentinel for hardening together.
Yes. WinSentinel is built specifically for Windows 10 and Windows 11 (and Windows Server). It uses native Windows APIs to audit configuration that cross-platform tools treat generically, which is why its hardening checks are deeper on Windows. Action1 is also Windows-centric for patching, with some macOS support.