midAndroid
What is Retrofit and how is it used in Android?
Updated Apr 28, 2026
Short answer
Retrofit is a type-safe HTTP client for Android.
Deep explanation
Retrofit simplifies API calls by converting HTTP APIs into Kotlin interfaces. It supports JSON parsing using converters like Gson.
Real-world example
Fetching user data from REST APIs.
Common mistakes
- Not handling API errors properly.
Follow-up questions
- What is converter in Retrofit?
- Why Retrofit?