The trial ends automatically without any commitments! Check out the API documentation here.

Get a SmartDialog 1-way messaging license  Check out the API documentation here.

Reach your customers with 1-way SMS and WhatsApp messages

Text messages and instant messages are a great way to diversify and enhance communication. Our one-way messaging service is a versatile, secure and affordable API interface solution for sending SMS messages and WhatsApp messages to Finland and abroad. With it, you manage customer relations and marketing communications, operate campaigns, and send reminders and informative messages.

If, in addition to sending messages, you want to receive your customers’ reply messages to the system, check out our 2-way messaging service.

1-way messaging service is one of the services included in SmartDialog. All services are managed through the same, easy-to-use user interface. You can choose one service or combine the ones you need. 


1-way messaging functionality

You can send messages using the well-documented API interface, or alternatively, send messages manually via the web management interface.

SMS features

WhatsApp features

Try SmartDialog 1-way SMS messaging API for free

Register as a test customer. The trial ends automatically without any commitments! Check out the api documentation here


  • The duration of the trial period is 30 days
  • Maximum 50 messages
  • Allowed to send to own phone number

Do you want more information about our service?

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