Top 10 Mailhardener Alternatives 2026
Secure your email and trust your domain.
Trusted by 2M+ software buyers annually.
Main Features
- Fraud Detection
- Monitoring
- Reporting
- Spam Blocking
Pricing
Starts from $21/Month, also offers free forever plan
Mailhardener is a Website Security Software platform. Teams looking for alternatives typically need better pricing flexibility, easier deployment, or a closer feature fit for their specific use case. Below you'll find 10 vetted Website Security Software alternatives ranked by user rating, with filters to narrow by pricing, platform, and features — so you can find the right fit for 2026.
Mailhardener vs Top Alternatives at a Glance
Side-by-side comparison of pricing, user rating, and free trial availability to help you decide faster.
| Tool | Best For | Pricing | Rating | Free Option |
|---|---|---|---|---|
| Mailhardener Current | Website Security Software | $21 | No reviews | ✓ Yes |
 PowerDMARC | Website Security Software | $8.00 | 5.0 ★ | ✓ Yes |
 Avanan | Website Security Software | Free trial | 4.8 ★ | ✓ Yes |
 IRONSCALES | Website Security Software | $6.00 | 4.9 ★ | ✓ Yes |
 Proofpoint Email Security and Protection | Website Security Software | Custom pricing | 4.5 ★ | ✗ No |
 Webroot DNS Protection | Website Security Software | Custom pricing | 4.4 ★ | ✗ No |
Showing 1-10 out of 10
List of the Top Mailhardener alternatives as of October 2026
Compare business software, products, and services to find the best solution for your business or organization. Use the filters on the left to drill down by category, pricing, features, market segment, user ratings, and more.
PowerDMARC — from $8.00 · 5★
Securing your business one email at a time.
Add to compare
What is PowerDMARC?
Introducing PowerDMARC, the ultimate email domain protection tool designed to safeguard businesses from potential threats such as business email compromise (BEC), spoofing, and sophisticated phishing attacks. This innovative platform provides real-time alerts to effectively combat spoofing ...
Read moreCommon Features
-
Monitoring
-
Reporting
-
Fraud Detection
Unique Features
-
Alert Notifications
-
Threat Protection
-
Dashboard
Pricing
Free Trial available, Try Now
Starts from $8.00/month when Billed Yearly, also offers free forever plan
Avanan — 4.8★
Protect your cloud communications with advanced security technology.
Add to compare
What is Avanan?
Avanan secures cloud email and collaboration platforms against phishing, malware, and ransomware using multi-layer AI-based detection. It scans cloud apps including Slack, Microsoft Teams, OneDrive, and Box, and provides security administrators with forensic reports covering network activities, ...
Read moreCommon Features
-
Reporting
-
Spam Blocking
Unique Features
-
Threat Protection
-
Machine Learning
-
Security Management
+ 1 more
Pricing
Free Trial available
Avanan offers custom pricing plan
Spotsaas Buyer Intelligence
Own the software buyers are comparing here? See who's weighing you against rivals — and who's comparing your competitors while you're not in the running.
IRONSCALES — from $6.00 · 4.9★
Unleash the power of self-learning email security.
Add to compare
What is IRONSCALES?
IRONSCALES is an AI-based email security platform that detects and responds to phishing, Business Email Compromise (BEC), and Account Takeover (ATO) attacks. Developed by a team with backgrounds in the Israel Defense Forces Intelligence Technology unit, the platform deploys quickly and ...
Read moreCommon Features
-
Fraud Detection
-
Spam Blocking
Unique Features
-
Machine Learning
-
Threat Protection
-
Incident Management
+ 1 more
Pricing
Starts from $6.00/month when Billed Yearly, also offers free forever plan
Proofpoint Email Security and Protection — 4.5★
Unleash the Power of Proactive Email Security.
Add to compare
What is Proofpoint Email Security and Protection?
Introducing Proofpoint Email Security and Protection, the ultimate solution for safeguarding your email communications. With the tagline "Email Protection Solutions," this cutting-edge product offers unparalleled defense against a wide array of cyber threats, both familiar and unknown, ...
Read moreCommon Features
-
Spam Blocking
-
Fraud Detection
Unique Features
-
Threat Protection
-
Machine Learning
-
Encryption
+ 1 more
Pricing
Proofpoint Email Security and Protection offers custom pricing plan
Webroot DNS Protection — 4.4★
Fortify your network, protect your business.
Add to compare
What is Webroot DNS Protection?
Introducing Webroot DNS Protection - the ultimate solution for safeguarding your business against the dangers of uncontrolled internet access. With the tagline "DNS Web Filtering with Cloud Based Protection | Webroot," this cutting-edge product combines advanced DNS web filtering capabilities ...
Read moreCommon Features
-
Reporting
-
Monitoring
Unique Features
-
Threat Protection
-
Policy Management
-
Dashboard
+ 1 more
Pricing
Webroot DNS Protection offers custom pricing plan
INKY — 4.4★
Stay secure, stay savvy with INKY.
Add to compare
What is INKY?
INKY is an email security tool that uses AI and computer vision to scan incoming messages for phishing and fraud in real time. It displays warning banners on suspicious emails, generates threat visibility reports, and provides IT teams with actionable recommendations to address specific risks.
Read moreCommon Features
-
Fraud Detection
-
Reporting
Unique Features
-
Threat Protection
-
Machine Learning
-
Alert Notifications
+ 1 more
Pricing
INKY offers custom pricing plan
Plesk — from $9.90 · 4.5★
Empower your web presence with Plesk.
Add to compare
What is Plesk?
Plesk is the transformative hosting control panel for web professionals. It is an OS-agnostic, cloud-ready platform that streamlines operations, automates tasks, and optimizes websites, applications, and hosting services. With a presence across 140 countries, 32 languages, 384,000 servers, 11 ...
Read moreWhat reviewers like about Plesk
- OS-agnostic platform
- Automates hosting tasks
- Supports multiple languages
Where Plesk falls short
- Complex for beginners
- Limited customization options
- Can be costly for small businesses
Common Features
-
Reporting
-
Monitoring
Unique Features
-
File Recovery
-
Access Control
-
Analytics
+ 3 more
Pricing
Free Trial available, Try Now
Starts from $9.90/Month when Billed Yearly
Wandera — 4.5★
Stay protected, stay connected with Wandera.
Add to compare
What is Wandera?
Wandera is a comprehensive cloud security solution that simplifies enterprise security and management. With its cutting-edge real-time security and SDP (software-defined perimeter), companies can protect their cloud environment from zero-day threats and securely isolate their network ...
Read moreWhat reviewers like about Wandera
- Comprehensive cloud security
- Real-time threat protection
- User-friendly management
Where Wandera falls short
- May require technical expertise
- Subscription costs can add up
- Complex setup process
Common Features
-
Monitoring
-
Reporting
Unique Features
-
Data Compression
-
Authentication
-
Risk Assessment
+ 4 more
Pricing
Wandera offers custom pricing plan
Astra Security Suite — 4.9★
Complete website security at your fingertips.
Add to compare
What is Astra Security Suite?
Astra Security Suite gives user s complete control over all aspects of the website security. Easily apply site wide protection for an entire website, monitor who tries to access the site, and create detailed reports. Powerful features such as HTTP/HTML audit logs helps to quickly identify ...
Read moreWhat reviewers like about Astra Security Suite
- Comprehensive website security control
- Detailed monitoring and reporting
- Free vulnerability scans included
Where Astra Security Suite falls short
- May require technical knowledge
- Limited support for non-website threats
- Pricing may be high for small businesses
Common Features
-
Monitoring
Unique Features
-
Security Testing
-
Threat Protection
-
Audit Trail
+ 2 more
Virusdie — 4.8★
Secure your website, protect your business.
Add to compare
What is Virusdie?
Virusdie is a comprehensive website anti-hacker security software available on the Internet today. It protects inbound hacker attacks, blocks malware, and even works with the web hosting to help protect user's site from bad traffic. Virusdie can also work with large companies needing website ...
Read moreWhat reviewers like about Virusdie
- Comprehensive security
- Blocks malware
- Works with web hosting
Where Virusdie falls short
- Limited support for small businesses
- Can be complex to configure
- Pricing may be high for some
Common Features
-
Monitoring
Unique Features
-
Threat Protection
-
Security Management
-
Dashboard
+ 1 more
Pricing
Free Trial available, Try Now
Mailhardener competitors, compared
Mailhardener competes with 10 other website security software tools tracked on Spotsaas. The closest by feature overlap are PowerDMARC, Avanan and IRONSCALES. Each is compared against Mailhardener on rating, pricing and feature coverage below.
What else works like Mailhardener?
Searches for "sites like Mailhardener" and "apps like Mailhardener" land on the same set of options as "Mailhardener alternatives" — the 10 options below cover both, whether you want a like-for-like replacement or something lighter.
What each tool does well
Comprehensive cloud security
Watch for: May require technical expertise
Comprehensive website security control
Watch for: May require technical knowledge
Comprehensive security
Watch for: Limited support for small businesses
What makes a good Mailhardener replacement
Side by side, the 10 alternatives break down like this: 5 offer a free tier; and Plesk is the highest rated at 4.5★ across 268 reviews.
What drives the order.
Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
