Retrofit VS Async Http Client

Compare Retrofit vs Async Http Client and see what are their differences.


A type-safe HTTP client for Android and the JVM (by square)

Async Http Client

Asynchronous Http and WebSocket Client library for Java (by AsyncHttpClient)
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Retrofit Async Http Client
47 1
42,681 6,251
0.3% 0.4%
9.0 7.8
5 days ago 5 days ago
Apache License 2.0 GNU General Public License v3.0 or later
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of Retrofit. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-01-23.

Async Http Client

Posts with mentions or reviews of Async Http Client. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-03-29.

What are some alternatives?

When comparing Retrofit and Async Http Client you can also consider the following projects:

Feign - Feign makes writing java http clients easier

OkHttp - Square’s meticulous HTTP client for the JVM, Android, and GraalVM.

Netty - Netty project - an event-driven asynchronous network application framework

unirest-java - Unirest in Java: Simplified, lightweight HTTP client library.

Android Volley

gRPC - The Java gRPC implementation. HTTP/2 based RPC

Jersey - Eclipse Jersey Project - Read our Wiki:

Undertow - High performance non-blocking webserver

android-async-http - An asynchronous, callback-based Http client for Android built on top of Apache's HttpClient libraries.