Create effective SMS campaigns with our sister platform RelationCity
Use cases
Manage SMS communication easily with RelationCity

Optimize your shop
Nearly half of all e-commerce purchases are made via mobile devices, so it is more important than ever to have an SMS strategy to enhance every step of the sale.
Here are some of the most effective uses of SMS campaigns made in RelationCity:
- Discounts and limited time offers
- Order confirmations
- Delivery confirmations
- Customer surveys
Optimize communication in member-based organizations
SMS can in particular be a helpful tool to optimize communication in aid organizations, sports associations and political organizations.
Examples of SMS communication include:
- Sharing important news and updates
- Internal surveys
- Recruitment for specific purposes
- Segmented communication to different members
Brief guide
How to get started

If you like GatewayAPI but are looking for a platform that specializes in campaign creation with user friendliness in focus, then RelationCity is your perfect companion.
Thanks to the shared OCiD login, you only have to accept RelationCity’s terms and conditions to get started with your account. You even get the opportunity to swiftly switch between your GatewayAPI account and your RelationCity account as soon as you have logged in to either one.
RelationCity even sends the messages via the GatewayAPI platform, so you can rest assured that you get the same quality and stability that you are used to already. Learn more and get started with RelationCity today here.
No subscriptions or fees
Pay only for the SMS traffic you send

At GatewayAPI, we have a simple pricing model – you only pay for the SMS traffic you send. This means that by default, there are no fees or subscriptions.
You can find our SMS prices for more than 200 countries by visiting our pricing section. In addition, we offer an intuitive user interface, world-class support and a rock-solid uptime of over 99.99% on average.
Do you have a suggestion for an integration?
If your preferred system is not on our list of integrations, then you are welcome to contact support to suggest an integration.
