The most powerful USSD testing platform for developers. Simulate real-world sessions with support for Africa's Talking, Arkesel, Nalo, and custom implementations.
Works With Your Stack
Full support for AT USSD format with session management
Compatible with Arkesel's USSD gateway format
Native support for Nalo USSD implementations
Flexible format for any custom USSD backend
Don't see your provider? Check our documentation for custom integration guides.
From signup to testing your first USSD flow in just 4 simple steps. No complex setup required.
Sign up for free and create a new USSD project. Configure your endpoint URL, USSD code, and select your session mode.
Point to your USSD backend API. We support Africa's Talking, Arkesel, Nalo formats, or use our flexible custom format.
Use our realistic phone emulator to dial your USSD code and interact with your application just like a real user would.
View complete request/response logs, session states, and step-by-step flow analysis to quickly identify and fix issues.
Want to see it in action?
Try the Demo ProjectBuilt by developers, for developers. All the tools you need in one place.
Works with Africa's Talking, Arkesel, Nalo, and custom USSD implementations. Seamlessly switch between providers.
Realistic phone interface to test your USSD flows exactly as users would experience them.
Detailed request/response logs with step-by-step tracking for debugging.
Support for Implicit, Explicit, and Hybrid modes with intelligent parsing.
Test against live endpoints or use built-in simulation for offline development.
Your projects and data are securely stored with Firebase Authentication.
Join hundreds of developers who trust USSD Playground for their testing needs.
“USSD Playground has completely transformed how we test our mobile money applications. The phone emulator is incredibly realistic!”
Kwame Asante
Lead Developer at FinTech Ghana
“The multi-provider support saved us weeks of development time. We can now test Africa's Talking and Arkesel endpoints seamlessly.”
Amara Okonkwo
CTO at PayStack Mobile
“Finally, a proper USSD testing tool! The session logging feature helped us identify bugs we would have never found otherwise.”
David Mensah
Backend Engineer at TeleCom Solutions
Join developers across Africa who are building and testing USSD applications with confidence. Get started for free — no credit card required.