Dagger and Koin are without a doubt the two most popular dependency injection frameworks on Android. Both those libraries serve the same purpose and seem to be very similar but they both work quite differently under the hood.
And what about Hilt? Hilt is a library that uses Dagger internally and just simplifies its usage, so everything I say here about Dagger is also applicable to Hilt.
In this article, I won’t tell you which one of those libraries to choose. Instead, I want to show you how they are different under the hood and what might be the consequences of those differences for your app.
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