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Graphus Logo

Cloud-based email security software

Last updated: March 2026

Graphus Alternatives & Competitors (2026)

Top 1 free alternatives

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Pricing model


Devices supported


User rating


Organization types


Integrated with


Industry


Company size


SpamTitan logo

Anti-spam filter for business email. Vital email security.

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logo
SpamTitan
logo
Graphus

0.3

4.5

Value for money

4.2
1.26
per user/per month

Starting price

3
flat rate/per month

0.3

4.4

Functionality

4.1

Allow/Block List

4.5/5

Activity Dashboard

4.5/5

Access Controls/Permissions

4/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Anti Virus

N/A

Trustifi logo

Protect Your Business Emails with AI-Powered Security

learn more
logo
Trustifi
logo
Graphus

0.7

4.9

Value for money

4.2
6
flat rate/per month

Starting price

3
flat rate/per month

0.7

4.8

Functionality

4.1

Alerts/Escalation

5/5

Allow/Block List

5/5

Access Controls/Permissions

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Anti Virus

N/A

Libraesva Email Security logo

Exceptional Email Security

learn more
logo
Libraesva Email Security
logo
Graphus

0.7

4.9

Value for money

4.2
5
flat rate/per year

Starting price

3
flat rate/per month

0.7

4.8

Functionality

4.1

Anomaly/Malware Detection

4.7/5

Access Controls/Permissions

N/A

Active Directory Integration

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Anti Spam

N/A

ALTOSPAM logo

Effectively protect all your company's emails

learn more
logo
ALTOSPAM
logo
Graphus

0.4

4.6

Value for money

4.2
9
per user/per year

Starting price

3
flat rate/per month

0.6

4.7

Functionality

4.1

Anti Spam

5/5

Anti Virus

5/5

Allow/Block List

4.6/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Anomaly/Malware Detection

N/A

MimeCast Email Security logo

Cloud-based email security and threat intelligence platform

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logo
MimeCast Email Security
logo
Graphus
4.2

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.2

4.3

Functionality

4.1

Email Attachment Protection

4.9/5

Anomaly/Malware Detection

4.8/5

Archiving & Retention

4.8/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Proofpoint Email Protection logo

Secure email gateway management and threat intelligence tool

learn more
logo
Proofpoint Email Protection
logo
Graphus

0.1

4.1

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.2

4.3

Functionality

4.1

Anti Spam

5/5

Anti Virus

4.7/5

Anomaly/Malware Detection

4.5/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

SpamHero logo

Saving the world from spam, one domain at a time!

learn more
logo
SpamHero
logo
Graphus

0.2

4.4

Value for money

4.2
7
flat rate/per month

Starting price

3
flat rate/per month

0.3

4.4

Functionality

4.1

Allow/Block List

5/5

Archiving & Retention

5/5

Anomaly/Malware Detection

4/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Secure Exchanges logo

Protect data with point-to-point encrypted email exchange

learn more
logo
Secure Exchanges
logo
Graphus

0.4

4.6

Value for money

4.2
0.99
per user/per month

Starting price

3
flat rate/per month

0.7

4.8

Functionality

4.1

Audit Trail

5/5

Authentication

4.7/5

Activity Dashboard

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Abnormal AI logo

A Fundamentally Different Approach to Email Security

learn more
logo
Abnormal AI
logo
Graphus

0.8

5.0

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.9

5.0

Functionality

4.1

Alerts/Escalation

5/5

Anomaly/Malware Detection

4.5/5

Anti Virus

4/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Allow/Block List

N/A

Symantec Email Security.cloud logo

Anti-spam and email security software

learn more
logo
Symantec Email Security.cloud
logo
Graphus

0.1

4.1

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.3

4.4

Functionality

4.1

Email Attachment Protection

5/5

Email Filtering

5/5

Allow/Block List

4.5/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

iQ.Suite aaS logo

Enterprise email management & security solution for M365

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logo
iQ.Suite aaS
logo
Graphus

4.2

0.0

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

4.1

0.0

Functionality

4.1

Access Controls/Permissions

N/A

Active Directory Integration

N/A

Activity Dashboard

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Mail Assure logo

Email, Secured.

learn more
logo
Mail Assure
logo
Graphus

0.6

4.8

Value for money

4.2
1
per feature/per month

Starting price

3
flat rate/per month

0.5

4.6

Functionality

4.1

Anti Virus

5/5

Archiving & Retention

5/5

Audit Trail

5/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Security Gateway by MDaemon logo

Powerful yet flexible email security software.

learn more
logo
Security Gateway by MDaemon
logo
Graphus

0.8

5.0

Value for money

4.2
1
per user/per month

Starting price

3
flat rate/per month

0.7

4.8

Functionality

4.1

Allow/Block List

5/5

Archiving & Retention

N/A

Customizable Reports

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Zerospam logo

Cloud email security & anti-spam solution

learn more
logo
Zerospam
logo
Graphus

0.5

4.7

Value for money

4.2
0.75
/per month

Starting price

3
flat rate/per month

0.5

4.6

Functionality

4.1

Allow/Block List

4/5

Access Controls/Permissions

N/A

Archiving & Retention

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

ContentCatcher logo

Cloud-based email security, phishing protection & anti-spam

learn more
logo
ContentCatcher
logo
Graphus

0.6

4.8

Value for money

4.2
1.5
per feature/per month

Starting price

3
flat rate/per month

0.7

4.8

Functionality

4.1

Access Controls/Permissions

N/A

Active Directory Integration

N/A

Archiving & Retention

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Cisco Secure Email logo

Cloud-based email security tool for preventing cyberattacks

learn more
logo
Cisco Secure Email
logo
Graphus

0.2

4.4

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.4

4.5

Functionality

4.1

Anti Virus

5/5

Email Attachment Protection

5/5

Email Monitoring

5/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Mailinblack logo

Cloud-based & on-premise email protection software

learn more
logo
Mailinblack
logo
Graphus

0.1

4.1

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.3

4.4

Functionality

4.1

Allow/Block List

5/5

Archiving & Retention

5/5

Access Controls/Permissions

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Heimdal Email Security logo

Email Protection in a Redefined Spam Filter

learn more
logo
Heimdal Email Security
logo
Graphus

0.8

5.0

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.9

5.0

Functionality

4.1

Allow/Block List

5/5

Archiving & Retention

4/5

Access Controls/Permissions

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Alerts/Escalation

N/A

Microsoft Defender for Office 365 logo

Cloud-based email security and threat management software

learn more
logo
Microsoft Defender for Office 365
logo
Graphus

0.3

4.5

Value for money

4.2
Empty state illustration for "No pricing info"

No pricing info

Starting price

3
flat rate/per month

0.4

4.5

Functionality

4.1

Allow/Block List

4.5/5

Email Attachment Protection

4.5/5

Alerts/Escalation

4.4/5

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

AI/Machine Learning

N/A

Avanan logo

Email Security — Reinvented

learn more
logo
Avanan
logo
Graphus

0.5

4.7

Value for money

4.2
4
per user/per month

Starting price

3
flat rate/per month

0.7

4.8

Functionality

4.1

Activity Dashboard

5/5

Activity Dashboard

N/A

Application Security

N/A

Top Features

Email Attachment Protection

4.8/5

Allow/Block List

4.3/5

Alerts/Escalation

N/A