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Cybersecurity · head to head

Avast One vs Postman

Avast One logo

Avast One

Cybersecurity

All-in-one protection for your digital life

From
Free
Free plan
Yes
Visit Avast OneFull review
Postman logo

Postman

Developer Tools

The API platform for building and using APIs

From
Free
Free plan
Yes
Visit PostmanFull review

The short version

  • Postman is an API platform for building and using APIs.
  • Free plans on both; paid from $2.99/mo and $14/mo.
  • Only Avast One lists data breach monitoring; only Postman lists API client.
  • Where Avast One falls short: ransomware and Wi-Fi vulnerability protection only on paid plans.
  • Where Postman falls short: free plan limited to single user as of March 1, 2026, making it unsuitable for teams without paid plans.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

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

Attributes where Avast One and Postman differ
AttributeAvast OnePostman
PlatformsWindows, macOS, iOS, AndroidWeb, Windows, macOS, Linux
CategoryCybersecurityDeveloper Tools
Founded19882014

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

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 Postman

  • API client
  • Automated testing
  • Mock servers
  • Documentation
  • Monitors
  • Workspaces
  • Version control
  • API design

What people use each for

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

Avast One

  • Antivirusnot Postman
  • Internet Securitynot Postman
  • Privacy Toolsnot Postman

Postman

  • API testingnot Avast One
  • API documentationnot Avast One
  • API monitoringnot Avast One
  • Team collaborationnot Avast One
  • API developmentnot 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

Postman

  • Free plan limited to single user as of March 1, 2026, making it unsuitable for teams without paid plans
  • Only 25 collection runs per month and 1,000 API calls/month on free tier
  • Removed local-only Scratch Pad mode in 2023, forcing cloud account creation and sync
  • Requires Postman account and internet connection for most features
  • Cloud-first architecture with mandatory syncing to Postman's cloud servers
  • No CI/CD integration or advanced security features on free plan

Pricing, plan by plan

Avast One

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

Postman

Free
  • FreeFree
    • 1 user
    • 25 collection runs/month
    • 1,000 API calls/month
  • Team$14/mo
    • Team collaboration
    • Shared workspaces
    • API mocking
  • Professional$29/mo
    • Team features
    • Advanced security
    • SSO
  • Enterprise$49/mo
    • Professional features
    • Custom integrations
    • Priority support

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 Postman if

  • You need api client.
  • You want to start without paying.
  • You work on Web, Windows, macOS, Linux.
  • You also want automated testing.
Postman review

Questions people ask

Is Avast One or Postman better?
Neither clearly leads. Avast One starts at Free and Postman at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Avast One or Postman?
Avast One starts at Free and Postman at Free.
Does Avast One or Postman run on more platforms?
Avast One runs on Windows, macOS, iOS, Android. Postman runs on Web, Windows, macOS, Linux.
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 Postman is typically brought in for.
What can Avast One do that Postman cannot?
Avast One covers Antivirus, Firewall, VPN, Data breach monitoring. Postman covers API client, Automated testing, Mock servers, Documentation.

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
Postman: What is the cost of Postman?

Postman has a free plan limited to 1 user, 25 collection runs/month, 1,000 API calls/month. Team plans start at $14/user/month for Basic. Professional at $29/user/month, and Enterprise at $49/user/month.

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
Postman: Can I use Postman offline?

Postman requires an internet connection to sync collections to the cloud. Since 2023, the Scratch Pad local-only mode was removed. Users must sign in with a Postman account, and collections sync to cloud by default. Offline work is possible but limited without cloud sync features.

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
Postman: Does Postman have team collaboration?

Team collaboration is not available on the free plan (limited to 1 user). Team plans start at $14/user/month and include shared workspaces, real-time collaboration, and team management features.

Source
Postman: What are the free plan limits?

Free plan allows: 1 user only, 25 collection runs per month, 1,000 API calls/month, and 1,000 mock server calls/month. No CI/CD integration or advanced security features.

Source
Postman: Does Postman work with other development tools?

Postman integrates with Git repositories, offers a Node.js runner (Newman) for automation, and connects with popular CI/CD platforms. Teams using git-native workflows may prefer alternatives like Bruno.

Source
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