# Avast One vs QuellSecure Active Containment: side-by-side comparison (2026)

[Avast One](https://cybersectools.com/tools/avast-one) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [Avast](https://cybersectools.com/companies/avast). [QuellSecure Active Containment](https://cybersectools.com/tools/quellsecure-active-containment) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [QuellSecure](https://cybersectools.com/companies/quellsecure). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Avast One | QuellSecure Active Containment |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Endpoint Protection Platform | Endpoint Protection Platform |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | Startup | Startup, SMB, Mid-Market, Enterprise |
| Company | Avast | QuellSecure |
| Headquarters | – | – |

### Use cases and capabilities

| | Avast One | QuellSecure Active Containment |
|---|---|---|
| macOS | Yes | – |
| Windows Security | Yes | Yes |
| Ransomware | – | Yes |
| Ransomware Prevention | – | Yes |
| Windows | – | Yes |
| Anomaly Detection | – | Yes |
| Attack Detection | – | Yes |
| Mitigation | – | Yes |
| Whitelist | – | Yes |
| Alerting | – | Yes |

### Core features

**Avast One**

5 features listed. Sign in on the page to see them.

**QuellSecure Active Containment**

8 features listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Avast One](https://cybersectools.com/tools/avast-one) fits if you want a cloud product.
- [QuellSecure Active Containment](https://cybersectools.com/tools/quellsecure-active-containment) fits if you need to run it on your own servers and you are a small business or a mid-market company or an enterprise.

## Avast One vs QuellSecure Active Containment FAQ

Common questions when comparing Avast One vs QuellSecure Active Containment for endpoint protection platform.

### What is the difference between Avast One and QuellSecure Active Containment?

**Avast One**: All-in-one security suite with antivirus, VPN, and scam protection. Built by Avast.

**QuellSecure Active Containment**: Endpoint ransomware containment tool that stops encryption activity in real time. Built by QuellSecure.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Avast One and QuellSecure Active Containment?

**Avast One** is made by Avast. **QuellSecure Active Containment** is made by QuellSecure. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Avast One a good alternative to QuellSecure Active Containment?

Often, yes. Avast One and QuellSecure Active Containment are both Endpoint Protection Platform products, and both cover Windows Security. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Avast One vs DataSecure RDR](https://cybersectools.com/compare/avast-one-vs-datasecure-rdr)
- [Avast One vs OnSystem Logic OnSystem Defender](https://cybersectools.com/compare/avast-one-vs-onsystem-logic-onsystem-defender)
- [Avast One vs Bkav Pro](https://cybersectools.com/compare/avast-one-vs-bkav-pro)
- [QuellSecure Active Containment vs DataSecure RDR](https://cybersectools.com/compare/datasecure-rdr-vs-quellsecure-active-containment)
- [QuellSecure Active Containment vs OnSystem Logic OnSystem Defender](https://cybersectools.com/compare/onsystem-logic-onsystem-defender-vs-quellsecure-active-containment)
- [QuellSecure Active Containment vs Bkav Pro](https://cybersectools.com/compare/bkav-pro-vs-quellsecure-active-containment)

## Alternatives to each

- [See all Avast One alternatives](https://cybersectools.com/alternatives/avast-one)
- [See all QuellSecure Active Containment alternatives](https://cybersectools.com/alternatives/quellsecure-active-containment)

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Source: https://cybersectools.com/compare/avast-one-vs-quellsecure-active-containment

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/avast-one.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Avast One and QuellSecure Active Containment: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md