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Cybersecurity · head to head

Avast One vs CLion

Avast One logo

Avast One

Cybersecurity

All-in-one protection for your digital life

From
Free
Free plan
Yes
Full reviewWebsite
CLion logo

CLion

Developer Tools

A cross-platform IDE for C and C++

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; CLion specific subscription pricing not listed on product page
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Avast One and CLion differ
AttributeAvast OneCLion
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 CLion

Nothing recorded that Avast One does not also cover.

What people use each for

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

Avast One

  • Antivirusnot CLion
  • Internet Securitynot CLion
  • Privacy Toolsnot CLion

CLion

  • C and C++ development with real-time analysisnot Avast One
  • Embedded systems and ARM toolchain developmentnot Avast One
  • Remote development via Docker and WSLnot Avast One
  • Educational programming instructionnot Avast One
  • Cross-platform development for Linux and Windowsnot 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

CLion

  • Specific subscription pricing not listed on product page
  • Requires reference to separate store page for tier details
  • AI credits needed for integrated AI features
  • No mention of free trial for commercial use

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

CLion

Free
  • Free (Non-commercial)Free
    • Non-commercial use license
    • Full IDE features for hobby and open-source projects
  • Free (Educational)Free
    • Student licenses
    • Teacher licenses
    • Full IDE access for educational purposes
  • Subscription$null/month
    • Different subscription options for individuals and organizations
    • 25% discount for switching from competing products

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 CLion if

  • You want to start without paying.
CLion review

Questions people ask

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

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
CLion: Is CLion free?

CLion offers free licenses for students, teachers, and non-commercial use. Commercial users can purchase subscriptions with organization pricing available.

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
CLion: What free options does CLion provide?

CLion provides non-commercial use licenses for open-source and hobby projects, plus full licenses for students and teachers without cost.

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
CLion: Does CLion include AI assistance?

Yes, CLion natively integrates AI with support for Claude, GPT, Gemini, and Grok models. Users can apply JetBrains AI credits or bring their own API keys to avoid vendor lock-in.

Source
CLion: Are there discounts for switching to CLion?

CLion offers a competitive discount of 25% for users switching from other IDEs and similar products.

Source
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