Clean mail, always. Business email without spam, viruses, phishing and unwanted content.

Advanced Spam Protection based on SpamTitan 

Antispam for business blocks 99.9% of spam, malware and other email threats. It is a reliable antispam tool to deal with unwanted content and has several advantages over other solutions.

Using advanced virus, phishing and spyware filtering technologies, the Cloud4U filtering system scans your email, separating unwanted emails and security threats from normal email you need to do business. Messages that do not pass the filter are quarantined and can be removed in the future.
from 0,36$ per mailbox

Cloud constructor


  • PROTECTION. Blocks 99% of spam, less than 0.03% of false alarms. Double anti-virus check.
  • SIMPLE. Ready to run in 30 minutes. Automatic updates and backups. User-friendly interface.
  • CLUSTER. Creating a clustered mail gateway - for load optimization.
  • ADVANCED FEATURES. LDAP integration, SALS authentication, flexible access policy for users and administrators.
  • REPORTING. Real-time reporting. Customizable reports and notifications.
  • VIRTUAL MACHINE. Configurable and ready-to-install virtual machine.

How it works


With the anti-spam filter for corporate email, you will reduce the number of potentially dangerous and junk emails. This will help employees focus on their tasks and increase their productivity.

Cloud4U Antispam Solution

  • Effectively counteracts phishing and spoofing; 
  • Protects against threats from spam e-mails; 

  • Easy to set up and manage;

  • Compatible with actual mail servers, including Microsoft Exchange.

Feature comparison of SpamTitan and other solutions.  Сравнительный анализ функционала SpamTitan и других решений

Why trust Cloud4U
15 years in cloud computing
Since 2009 the company successfully operates in the global services.
Reliable infrastructure
4 TIER III data centers, Enterprise level hardware and software: HP, Cisco, Juniper, NetApp, VMware, Veeam, Microsoft, etc.
SLA 99.982%
Optical ring, MetroCluster and redundancy mechanisms guarantee fault tolerance of services up to SLA 99.99%.
Transparent Billing Options
Hourly billing and pay-as-you-go allow you to pay only for the resources consumed.
Geo-Distributed Backup
Automatic backup (14 restore points) in a separate remote data center.
Flexible scalability
You can add and reduce the amount of resources without the need to contact technical support service.
24/7 technical support
If any technical issue occur, our team of experts is available round-the-clock, response time is 10 minutes.
Partner Program
Revenue of up to 40% per contract. White Label is available.


Why do you need antispam solution?
About 90% of emails are spam. If there is no spam filter, people have to choose which emails relate to their business tasks and which are junk.
On average, one employee spends up to 10 minutes of daily work time analyzing and deleting junk mail,
which negatively affects the efficiency of work and can lead to financial losses for the company.
How does anti-spam work for corporate email
Intelligent cloud-based spam filtering runs in real time, dramatically reducing inbound traffic with unwanted messages.

Send a request
Let our managers know if you are interested in a solution or a service. They will contacts you within 2 hours.
You also can request a free trial access here
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