FINA USSD Simulator

Test the USSD flow as if you were on a mobile phone

Dial *182# to start

Click "Dial" button below

Phone: 250788123456

Session: test-1765202199...

Text: (empty)

How USSD Works

1. User dials *182# → text = ""

2. User enters "1" → text = "1"

3. User enters "2" → text = "1*2"

4. And so on...

All inputs are concatenated with * and sent to ONE endpoint!

API Endpoint

POST /api/ussd/callback
{
  "sessionId": "test-1765202199346",
  "phoneNumber": "250788123456",
  "serviceCode": "*182#",
  "text": ""
}

Session History

No interactions yet

Custom Input (for testing)

Press Enter to send custom input (useful for entering ID numbers)

FINA Group USSD System

Single Endpoint: /api/ussd/callback