diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
new file mode 100644
index 0000000..b14a77a
--- /dev/null
+++ b/.github/workflows/coverage.yml
@@ -0,0 +1,36 @@
+name: Coverage
+
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+jobs:
+  coverage:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@v4
+
+    - name: Set up Python 3.12
+      uses: actions/setup-python@v5
+      with:
+        python-version: 3.12
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install tox
+
+    - name: Run tests
+      run: |
+        tox -e coverage
+        tox -e report
+
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v4.0.1
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/README.md b/README.md
index 65c1e34..6f4187b 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,7 @@
 ![GitHub Actions Workflow Status](https://img.shields.io/github/actions/workflow/status/seluj78/flask-utils/tests.yml?label=tests)
 ![GitHub Actions Workflow Status](https://img.shields.io/github/actions/workflow/status/seluj78/flask-utils/linting.yml?label=linting)
 ![GitHub License](https://img.shields.io/github/license/seluj78/flask-utils)
+[![codecov](https://codecov.io/gh/Seluj78/flask-utils/graph/badge.svg?token=ChUOweAp4b)](https://codecov.io/gh/Seluj78/flask-utils)
 
 [//]: # (TODO: Uncomment when flask-utils had been freed from pypi)
 [//]: # (![PyPI - Downloads](https://img.shields.io/pypi/dm/flask-utils))
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 81ee991..ba4a28a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,10 +1,12 @@
 -r requirements.txt
 black
+coverage
 flake8
 mypy
 packaging
 pre-commit
 pytest
+pytest-cov
 pytest-flask
 reorder-python-imports
 sphinx-lint
diff --git a/tox.ini b/tox.ini
index 689022d..3795f1f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,3 +11,23 @@ deps =
     flask30: Flask==3.*
     flasklatest: Flask
 commands = pytest
+
+[testenv:clean]
+deps = coverage
+skip_install = true
+commands = coverage erase
+
+[testenv:coverage]
+commands = pytest --cov --cov-report=term-missing
+deps =
+    pytest
+    pytest-cov
+    coverage
+    flask
+
+[testenv:report]
+commands =
+    coverage report
+    coverage html
+deps = coverage
+skip_install = true