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Cybersecurity · head to head

Avast One vs OpenCities

Avast One logo

Avast One

Cybersecurity

All-in-one protection for your digital life

From
Free
Free plan
Yes
Full reviewWebsite
OpenCities logo

OpenCities

Government

Digital Government Experience Platform

From
$500/month
Free plan
No
Full reviewWebsite

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; OpenCities population-based pricing model limits scalability for growing municipalities
  • They diverge on capability: Avast One covers Antivirus, OpenCities covers Website Management.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Avast One and OpenCities actually diverge.

Attributes where Avast One and OpenCities differ
AttributeAvast OneOpenCities
Starting priceFree$500/month
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsWindows, macOS, iOS, AndroidWeb, Mobile
CategoryCybersecurityGovernment
Founded19882008

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

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 OpenCities

  • Website Management
  • Digital Forms
  • Search Optimization
  • Accessibility Compliance
  • Analytics
  • Salesforce
  • Microsoft 365
  • Google Analytics

Both cover

  • Web support

What people use each for

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

Avast One

  • Antivirusnot OpenCities
  • Internet Securitynot OpenCities
  • Privacy Toolsnot OpenCities

OpenCities

  • Citizen Servicesnot Avast One
  • Records Managementnot Avast One
  • Public Safetynot Avast One
  • Civic Engagementnot 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

OpenCities

  • Population-based pricing model limits scalability for growing municipalities
  • No self-hosted or on-premises deployment option
  • Limited code customization without vendor support

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

OpenCities

$500/month
  • Government Platform$500/month
    • Website CMS
    • Digital Forms
    • Accessibility

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.
Avast One review

Choose OpenCities if

  • You need website management.
  • You work on Web, Mobile.
  • You also want digital forms.
OpenCities review

Questions people ask

Is Avast One or OpenCities better?
Neither clearly leads. Avast One starts at Free and OpenCities at $500/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Avast One or OpenCities?
Avast One has a free tier; the other does not. Paid plans start at Free for Avast One and $500/month for OpenCities.
Does Avast One or OpenCities run on more platforms?
Avast One runs on Windows, macOS, iOS, Android. OpenCities runs on Web, Mobile.
Can I use Avast One for free?
Yes. Avast One has a free tier, so you can try it without paying. OpenCities starts at $500/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 OpenCities is typically brought in for.
What can Avast One do that OpenCities cannot?
Avast One covers Antivirus, Firewall, VPN, Data breach monitoring. OpenCities covers Website Management, Digital Forms, Search Optimization, Accessibility Compliance. Both handle Web support.

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
OpenCities: Does OpenCities work offline?

No, OpenCities is a cloud-based SaaS platform that requires an internet connection. All editing and management is done through web browsers.

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
OpenCities: What accessibility standards does OpenCities meet?

OpenCities is maintained to comply with WCAG AA requirements, ensuring equitable access to government services and information for all residents.

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
OpenCities: Can I integrate OpenCities with other government systems?

Yes. OpenCities integrates with Google Analytics, govDelivery for notifications, EngagementHQ for feedback collection, Legistar for meeting management, and Active Directory for intranet workflows.

Source
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