---
description: Compare Clearswift SECURE Email Gateway vs Avast Ultimate Business Security to learn about each of the product's price, benefits and disadvantages. Choose the best software for your business in Australia.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: Clearswift SECURE Email Gateway vs Avast Ultimate Business Security Comparison - Capterra Australia 2026
---

Breadcrumb: [Home](/) > [Email Security Gateway](/directory/32955/secure-email-gateway/software) > [Clearswift SECURE Email Gateway \<span\>vs\</span\> Avast Ultimate Business Security](https://www.capterra.com.au/compare/32332/170318/mimesweeper/vs/avast-business-antivirus-pro-plus)

# Compare Clearswift SECURE Email Gateway vs Avast Ultimate Business Security

Canonical: https://www.capterra.com.au/compare/32332/170318/mimesweeper/vs/avast-business-antivirus-pro-plus

> Detailed comparison between Clearswift SECURE Email Gateway and Avast Ultimate Business Security. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | Clearswift SECURE Email Gateway | Avast Ultimate Business Security |
| **Overall rating** | 3.0/5 | 4.4/5 |
| **Total Reviews** | 1 | 932 |
| **Starting Price** | USD 20.00 | USD 36.99 |
| **Free Trial** | Yes | Yes |
| **Free Version** | No | No |
| **Deployment** | Cloud, SaaS, Web-based, Windows (Desktop) | Cloud, SaaS, Web-based, Mac (Desktop), Windows (Desktop), Windows (On-Premise) |
| **Support** | 24/7 (Live rep), Chat | Email/Help Desk, FAQs/Forum, Knowledge Base, Phone Support, Chat |
| **Training** | In Person, Webinars, Documentation | Live Online, Webinars, Documentation, Videos |

## Best for

### Clearswift SECURE Email Gateway

Organizations across all critical infrastructure verticals, particularly finance, government (local, national, federal) and defense.

### Avast Ultimate Business Security

Small businesses

## Key features

### Clearswift SECURE Email Gateway

- Anti Spam
- Anti Virus
- Audit Trail
- Authentication
- Data Security
- Email Monitoring
- Encryption
- Monitoring
- Network Security Software
- Real-Time Monitoring
- Threat Protection
- Virus Definition Update

### Avast Ultimate Business Security

- Anti Spam
- Anti Virus
- Application Security
- Authentication
- Dashboard
- Data Security
- Incident Management
- Maintenance Scheduling
- Monitoring
- Network Security Software
- Real-Time Monitoring
- Reporting/Analytics
- SSL Security
- Threat Response
- Virus Definition Update
- Vulnerability Protection

## Links

- [View Clearswift SECURE Email Gateway Profile](https://www.capterra.com.au/software/32332/mimesweeper)
- [View Avast Ultimate Business Security Profile](https://www.capterra.com.au/software/170318/avast-business-antivirus-pro-plus)
- [View Original Comparison](https://www.capterra.com.au/compare/32332/170318/mimesweeper/vs/avast-business-antivirus-pro-plus)

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