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Software · head to head

Avast One vs Qualys VMDR

Avast One logo

Avast One

Software

All-in-one protection for your digital life

From
Free
Rated
-
Qualys VMDR logo

Qualys VMDR

Software

Vulnerability management, detection, and response

From
$3/month
Rated
-

The short version

  • Only Avast One has a free tier, so it costs nothing to try first.
  • Each has a real cost: Avast One ransomware and Wi-Fi vulnerability protection only on paid plans; Qualys VMDR listed on UK G-Cloud at £18.75 to £61.58 per device per year for the Qualys Cloud Platform and VMDR, via reseller Barrier Networks Limited
  • They diverge on capability: Avast One covers Antivirus, Qualys VMDR covers Vulnerability scanning.

Where they differ

Only the attributes on which Avast One and Qualys VMDR actually diverge.

Attributes where Avast One and Qualys VMDR differ
AttributeAvast OneQualys VMDR
Starting priceFree$3/month
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsWindows, macOS, iOS, AndroidWeb, Cloud, Api
Founded19881999

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Avast One

  • Antivirus
  • Firewall
  • VPN
  • Data breach monitoring
  • Email Guardian
  • Webcam Shield
  • Ransomware Shield
  • Performance optimization

Only in Qualys VMDR

  • Vulnerability scanning
  • Threat detection
  • Asset discovery
  • Compliance checking
  • Remediation tracking
  • Cloud asset visibility
  • API access
  • Custom policies

What people use each for

The jobs each tool is most often brought in to do.

Avast One

  • Antivirusnot Qualys VMDR
  • Internet Securitynot Qualys VMDR
  • Privacy Toolsnot Qualys VMDR

Qualys VMDR

  • Vulnerability Managementnot Avast One
  • Asset Managementnot Avast One
  • Compliancenot Avast One

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Avast One

  • Ransomware and Wi-Fi vulnerability protection only on paid plans
  • Free plan VPN is limited, no data breakthrough monitoring
  • Rebuilt app in May 2026 may have stability issues

Qualys VMDR

  • Listed on UK G-Cloud at £18.75 to £61.58 per device per year for the Qualys Cloud Platform and VMDR, via reseller Barrier Networks Limited

Pricing, plan by plan

Avast One

Free
  • FreeFree
    • Antivirus
    • Limited VPN
    • Privacy tools
  • Silver$2.99/month
    • Enhanced antivirus
    • VPN
    • Device cleanup
  • Premium$4.19/month
    • Full antivirus
    • VPN with 55 servers
    • Password manager
  • Premium Plus$11.67/month
    • All Premium features
    • 30 devices covered

Qualys VMDR

$3/month
  • VMDR$3/month
    • Per asset
    • Vulnerability scanning
    • Detection
  • VMDR+$5/month
    • All VMDR features
    • Advanced analytics
    • Cloud integration
  • VMDR Complete$7/month
    • All VMDR+ features
    • Threat intel
    • Response automation

Which should you pick?

Choose Avast One if

  • You need antivirus.
  • You want to start without paying.
  • You work on Windows, macOS, iOS, Android.
  • You also want firewall.

Choose Qualys VMDR if

  • You need vulnerability scanning.
  • You work on Web, Cloud, Api.
  • You also want threat detection.

Questions people ask

Is Avast One or Qualys VMDR better?
Neither clearly leads. Avast One starts at Free and Qualys VMDR at $3/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Avast One or Qualys VMDR?
Avast One has a free tier; the other does not. Paid plans start at Free for Avast One and $3/month for Qualys VMDR.
Does Avast One or Qualys VMDR run on more platforms?
Avast One runs on Windows, macOS, iOS, Android. Qualys VMDR runs on Web, Cloud, Api.
Can I use Avast One for free?
Yes. Avast One has a free tier, so you can try it without paying. Qualys VMDR starts at $3/month.
What is Avast One best used for?
Avast One is most often used for antivirus, internet security, privacy tools. Of those, antivirus and internet security are not what Qualys VMDR is typically brought in for.
What can Avast One do that Qualys VMDR cannot?
Avast One covers Antivirus, Firewall, VPN, Data breach monitoring. Qualys VMDR covers Vulnerability scanning, Threat detection, Asset discovery, Compliance checking.

Answered from the vendors’ own pages

Avast One: Is Avast One free?

Yes. Avast One offers a free tier with antivirus, VPN (limited), and privacy tools. Paid plans start at $2.99/month for Silver and $4.19/month for Premium covering up to 5 devices.

Source
Avast One: What does Avast One include?

Avast One provides antivirus, VPN, password manager, device cleanup, Wi-Fi security, data breach monitoring, and protection against AI-generated scams and deepfakes.

Source
Avast One: Does Avast One have ransomware protection?

Ransomware protection is available only on paid plans, not the free tier. Free users get antivirus and basic protection only.

Source

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