diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9966923..9b6c4cd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,12 +12,6 @@ target_include_directories(${PROJECT_NAME} INTERFACE headers)
 target_compile_features(${PROJECT_NAME} INTERFACE cxx_std_17)
 
 if(BUILD_AS_STANDALONE)
-    option(BUILD_WITH_UNBENCH "Build with benchmarks" OFF)
-    if(BUILD_WITH_UNBENCH)
-        enable_testing()
-        add_subdirectory(unbench)
-    endif()
-
     option(BUILD_WITH_UNTESTS "Build with unit tests" ON)
     if(BUILD_WITH_UNTESTS)
         enable_testing()
diff --git a/unbench/CMakeLists.txt b/unbench/CMakeLists.txt
deleted file mode 100644
index 0c19ac4..0000000
--- a/unbench/CMakeLists.txt
+++ /dev/null
@@ -1,39 +0,0 @@
-# 3.11 version is required for `FetchContent`
-cmake_minimum_required(VERSION 3.11 FATAL_ERROR)
-
-project(ecs.hpp.unbench)
-
-#
-# executable
-#
-
-file(GLOB UNBENCH_SOURCES "*.cpp" "*.hpp")
-add_executable(${PROJECT_NAME} ${UNBENCH_SOURCES})
-target_link_libraries(${PROJECT_NAME} ecs.hpp)
-
-target_compile_options(${PROJECT_NAME}
-    PRIVATE
-    $<$<CXX_COMPILER_ID:MSVC>:
-        /W4>
-    PRIVATE
-    $<$<OR:$<CXX_COMPILER_ID:GNU>,$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>>:
-        -Wall -Wextra -Wpedantic>)
-
-add_test(${PROJECT_NAME} ${PROJECT_NAME})
-
-#
-# google/benchmark
-#
-
-include(FetchContent)
-FetchContent_Declare(
-    google_benchmark
-    GIT_REPOSITORY https://github.com/google/benchmark)
-
-FetchContent_GetProperties(google_benchmark)
-if(NOT google_benchmark_POPULATED)
-    FetchContent_Populate(google_benchmark)
-    set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "" FORCE)
-    add_subdirectory(${google_benchmark_SOURCE_DIR} ${google_benchmark_BINARY_DIR})
-    target_link_libraries(${PROJECT_NAME} benchmark_main)
-endif()
diff --git a/unbench/bench_base.hpp b/unbench/bench_base.hpp
deleted file mode 100644
index 13ffbd2..0000000
--- a/unbench/bench_base.hpp
+++ /dev/null
@@ -1,13 +0,0 @@
-/*******************************************************************************
- * This file is part of the "https://github.com/blackmatov/ecs.hpp"
- * For conditions of distribution and use, see copyright notice in LICENSE.md
- * Copyright (C) 2018-2020, by Matvey Cherevko (blackmatov@gmail.com)
- ******************************************************************************/
-
-#pragma once
-
-#include <benchmark/benchmark.h>
-
-namespace ecs_hpp_unbench
-{
-}
diff --git a/unbench/ecs_join_bench.cpp b/unbench/ecs_join_bench.cpp
deleted file mode 100644
index e3d3c0b..0000000
--- a/unbench/ecs_join_bench.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
-/*******************************************************************************
- * This file is part of the "https://github.com/blackmatov/ecs.hpp"
- * For conditions of distribution and use, see copyright notice in LICENSE.md
- * Copyright (C) 2018-2020, by Matvey Cherevko (blackmatov@gmail.com)
- ******************************************************************************/
-
-#include "bench_base.hpp"
-using namespace ecs_hpp_unbench;
-
-#include <ecs.hpp/ecs.hpp>
-namespace ecs = ecs_hpp;