#5 of 7 in Antivirus software
Avast review
A long-standing Czech-founded brand, now part of Gen Digital, offering Avast One with a free tier and paid upgrades. Its free edition is one of the most widely used.
Last checked · Available: Global
8.0/10, Very good
5 criteria
Strongest on protection record (8.5).
See every score and reasonScorecard
How Avast scores
Regularly participates in AV-TEST and AV-Comparatives with solid results.
Moderate system impact in lab reports.
Capable free tier; paid upgrades are reasonably priced.
Free tier includes web protection; VPN and extras need upgrades.
Apps on all major platforms, with frequent upgrade prompts.
Best for
Users wanting a full-featured free antivirus.
Not ideal for
People who dislike upgrade prompts.
Trade-offs
Pros and cons
What stands out
- Full-featured free tier
- Covers all major platforms
- Regular lab participation
Worth knowing
- Frequent upgrade prompts in the free version
- Best extras require paid plans
At a glance
Key facts and pricing
- Free version
- Yes
- Money-back window
- Not published
- Free trial
- Not published
- In AV-TEST or AV-Comparatives tests
- Yes
- Main platforms
- Windows, macOS, Android, iOS
- Company base
- Czech Republic
- Price band
- Budget
- Founded
- 1988
- Based in
- Czech Republic
Pricing: Free Avast One tier plus paid upgrades sold by device count. Free plan: yes.
Head to head
Compare Avast with
Also consider
Avast alternatives
Questions
Avast: common questions
Is Avast good?
Avast scores 8.0 out of 10 in our antivirus software scorecard, rank 5 of 7. A long-standing Czech-founded brand, now part of Gen Digital, offering Avast One with a free tier and paid upgrades. Its free edition is one of the most widely used.
Who is Avast best for?
Best for users wanting a full-featured free antivirus. Less suited to people who dislike upgrade prompts.
How much does Avast cost?
Free Avast One tier plus paid upgrades sold by device count. Free plan: yes.
What are Avast's key terms and features?
Free version: Yes; In AV-TEST or AV-Comparatives tests: Yes; Main platforms: Windows, macOS, Android, iOS; Company base: Czech Republic. As published by the brand, last checked 2026-11-01.
What is a good alternative to Avast?
Bitdefender (8.7/10) is the top-scoring option in the same list. See the full antivirus software ranking for every alternative.
Transparency
Sources and how we make money
Sources we used
Checked 1 Nov 2026. Brands change terms often; confirm on the brand's site before you buy.
How we make money
Some links to brands may earn AltFTool a commission. That never changes a score, a rank or whether a brand is listed. Scores come only from the criteria above.
Report a correctionCompare brands, tools, and deals from one place
Move from ratings into curated offers, product hubs, and hands-on utilities without losing context.