UniSender is the developer of email-and sms-mailings service (unisender.com).
The technology of the fast and guaranteed delivery of messages is laid in a basis of this web-service, which was developed inside of the company. With its help the clients of UniSender send monthly 460 million letters, 99.4% from them are delivered to addressees. The opened API provides the integration of service into business-processes of any company.
The company works since 2008. The majority of employee