# Antivirus software

9 apps ranked by verified data.
Source: https://altcatalog.com/category/antivirus/

## Apps

- [Avast](https://altcatalog.com/alternatives/avast.md) — Big free tier with upsells
- [AVG](https://altcatalog.com/alternatives/avg.md) — Avast's sibling brand
- [Avira](https://altcatalog.com/alternatives/avira.md) — German AV with free tier
- [Bitdefender](https://altcatalog.com/alternatives/bitdefender.md) — Top lab scores, light footprint
- [ClamAV](https://altcatalog.com/alternatives/clamav.md) — The open source scanning engine
- [ESET](https://altcatalog.com/alternatives/eset.md) — Light, configurable protection
- [Malwarebytes](https://altcatalog.com/alternatives/malwarebytes.md) — The second-opinion scanner standard
- [Microsoft Defender](https://altcatalog.com/alternatives/microsoft-defender.md) — Built into Windows and genuinely good now
- [Norton](https://altcatalog.com/alternatives/norton.md) — The consumer security veteran

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Ranked by verified data, never by who paid. https://altcatalog.com/trust/