USSD works on all handsets, is supported by all networks and provides a crisp menu intaceddd.

There are two main types:

PULL

This is the most common type of USSD, It is ideal for running marketing campaigns to gather information or for specific services a company may offer.

USSD is available in four flavours:

- Standard Rated
- Reverse Billed
- Zero Rated (Airtime Recharge Only)

PUSH

NI USSD or USSD Push as it is also called is where you can send a menu to an end users phone instead of them requesting one.This has specific use cases and is only for companies registered as Financial Service Providers