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Cybersecurity · head to head

Avast One vs StackBlitz

Avast One logo

Avast One

Cybersecurity

All-in-one protection for your digital life

From
Free
Free plan
Yes
Full reviewWebsite
StackBlitz logo

StackBlitz

Developer Tools

Browser-based IDE and AI app builder running full Node.js stacks via WebContainers

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Avast One ransomware and Wi-Fi vulnerability protection only on paid plans; StackBlitz specific Teams and Enterprise pricing figures are not published; visitors must request a quote or infer from the pricing calculator.
  • They diverge on capability: Avast One covers Antivirus, StackBlitz covers WebContainers.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Avast One and StackBlitz differ
AttributeAvast OneStackBlitz
Pricing modelUnknownfreemium
PlatformsWindows, macOS, iOS, Androidweb
CategoryCybersecurityDeveloper Tools
Founded1988Unknown

Identical on both: starting price (Free), free tier (Yes), 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 StackBlitz

  • WebContainers
  • Bolt.new AI app builder
  • Instant boot times
  • GitHub project import
  • Team collaboration
  • Offline functionality

What people use each for

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

Avast One

  • Antivirusnot StackBlitz
  • Internet Securitynot StackBlitz
  • Privacy Toolsnot StackBlitz

StackBlitz

  • Editing a GitHub repository instantly in the browser without cloning itnot Avast One
  • Generating a working web app from a text prompt with Bolt.newnot Avast One
  • Sharing private projects across a team without individual GitHub seats for viewersnot Avast One
  • Running lightweight Node.js projects with no local setupnot 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

StackBlitz

  • Specific Teams and Enterprise pricing figures are not published; visitors must request a quote or infer from the pricing calculator.
  • Browser-based execution via WebContainers has limits on which native/binary dependencies can run compared to a real server-backed environment.
  • Heavy or resource-intensive workloads may be constrained by the end user's own browser and machine resources.

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

StackBlitz

Free
  • PersonalFree
    • Unlimited public projects, collections, and GitHub repositories
    • View and edit without a GitHub account
  • Teams$undefined/mo
    • Private collections and repositories for paid members
    • Free and paid member roles
    • Automatic permission mirroring for org-owned repositories

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 StackBlitz if

  • You need webcontainers.
  • You want to start without paying.
  • You work on web.
  • You also want bolt.new ai app builder.
StackBlitz review

Questions people ask

Is Avast One or StackBlitz better?
Neither clearly leads. Avast One starts at Free and StackBlitz at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Avast One or StackBlitz?
Avast One starts at Free and StackBlitz at Free.
Does Avast One or StackBlitz run on more platforms?
Avast One runs on Windows, macOS, iOS, Android. StackBlitz runs on web.
Can I use Avast One for free?
Both have a free tier, so you can try either at no cost before committing.
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 StackBlitz is typically brought in for.
What can Avast One do that StackBlitz cannot?
Avast One covers Antivirus, Firewall, VPN, Data breach monitoring. StackBlitz covers WebContainers, Bolt.new AI app builder, Instant boot times, GitHub project import.

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
StackBlitz: Is there a free plan, and what are its limits?

Yes, the free Personal plan includes unlimited public StackBlitz projects, collections, and GitHub repositories, and lets anyone view and edit projects without needing a GitHub account.

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
StackBlitz: What does the Teams plan add?

Teams lets GitHub organizations add free or paid members; paid members get access to private collections and repositories, with permissions mirrored from GitHub-owned repos.

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
StackBlitz: Is there an Enterprise option?

Yes, custom Enterprise plans are available and require contacting StackBlitz directly.

Source
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