diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6264413a..884434da 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -93,7 +93,6 @@ firefox:
     - poetry config virtualenvs.create false
     - poetry install --no-interaction --quiet
     - flask db upgrade --directory fittrackee/migrations
-    - flask init-data
     - setsid nohup flask run --with-threads -h 0.0.0.0 -p 5000 >> nohup.out 2>&1 &
     - export TEST_APP_URL=http://$(hostname --ip-address):5000
     - sleep 5
diff --git a/Makefile b/Makefile
index 5ef48d89..ffd7a1fc 100644
--- a/Makefile
+++ b/Makefile
@@ -85,15 +85,10 @@ html:
 install-db:
 	psql -U postgres -f db/create.sql
 	$(FLASK) db upgrade --directory $(MIGRATIONS)
-	$(FLASK) init-data
-
-init-app-config:
-	$(FLASK) init-app-config
 
 init-db:
 	$(FLASK) drop-db
 	$(FLASK) db upgrade --directory $(MIGRATIONS)
-	$(FLASK) init-data
 
 install: install-client install-python
 
diff --git a/docker/init-database.sh b/docker/init-database.sh
index ece8cc19..c89017b9 100755
--- a/docker/init-database.sh
+++ b/docker/init-database.sh
@@ -5,5 +5,4 @@ cd /usr/src/app
 source .env.docker
 
 flask drop-db
-flask db upgrade --directory fittrackee/migrations
-flask init-data
\ No newline at end of file
+flask db upgrade --directory fittrackee/migrations
\ No newline at end of file
diff --git a/fittrackee/__init__.py b/fittrackee/__init__.py
index a7e63363..24f9f14c 100644
--- a/fittrackee/__init__.py
+++ b/fittrackee/__init__.py
@@ -51,16 +51,16 @@ def create_app() -> Flask:
     email_service.init_email(app)
 
     # get configuration from database
-    from .application.models import AppConfig
-    from .application.utils import init_config, update_app_config_from_database
+    from .application.utils import (
+        get_or_init_config,
+        update_app_config_from_database,
+    )
 
     with app.app_context():
         # Note: check if "app_config" table exist to avoid errors when
         # dropping tables on dev environments
         if db.engine.dialect.has_table(db.engine.connect(), 'app_config'):
-            db_app_config = AppConfig.query.one_or_none()
-            if not db_app_config:
-                _, db_app_config = init_config()
+            db_app_config = get_or_init_config()
             update_app_config_from_database(app, db_app_config)
 
     from .application.app_config import config_blueprint  # noqa
diff --git a/fittrackee/__main__.py b/fittrackee/__main__.py
index e9e38735..ee325e44 100644
--- a/fittrackee/__main__.py
+++ b/fittrackee/__main__.py
@@ -11,8 +11,6 @@ from flask_migrate import upgrade
 from tqdm import tqdm
 
 from fittrackee import create_app, db
-from fittrackee.application.utils import init_config
-from fittrackee.database_utils import init_database
 from fittrackee.workouts.models import Workout
 from fittrackee.workouts.utils import update_workout
 
@@ -61,12 +59,6 @@ def drop_db() -> None:
     print('Uploaded files deleted.')
 
 
-@app.cli.command('init-data')
-def init_data() -> None:
-    """Init the database and application config."""
-    init_database(app)
-
-
 @app.cli.command()
 def recalculate() -> None:
     print("Starting workouts data refresh")
@@ -85,20 +77,6 @@ def recalculate() -> None:
     db.session.commit()
 
 
-@app.cli.command('init-app-config')
-def init_app_config() -> None:
-    """Init application configuration."""
-    print("Init application configuration")
-    config_created, _ = init_config()
-    if config_created:
-        print("Creation done!")
-    else:
-        print(
-            "Application configuration already existing in database. "
-            "Please use web application to update it."
-        )
-
-
 def main() -> None:
     options = {'bind': f'{HOST}:{PORT}', 'workers': WORKERS}
     StandaloneApplication(app, options).run()
diff --git a/fittrackee/application/utils.py b/fittrackee/application/utils.py
index d0d20b4b..eb8183fc 100644
--- a/fittrackee/application/utils.py
+++ b/fittrackee/application/utils.py
@@ -1,42 +1,28 @@
-import os
-from typing import Dict, List, Tuple
+from typing import Dict, List
 
 from flask import Flask
 
 from fittrackee import db
-from fittrackee.users.models import User
 
 from .models import AppConfig
 
 MAX_FILE_SIZE = 1 * 1024 * 1024  # 1MB
 
 
-def init_config() -> Tuple[bool, AppConfig]:
+def get_or_init_config() -> AppConfig:
     """
-    init application configuration if not existing in database
-
-    Note: get some configuration values from env variables
-    (for FitTrackee versions prior to v0.3.0)
+    Init application configuration.
     """
     existing_config = AppConfig.query.one_or_none()
-    nb_users = User.query.count()
-    if not existing_config:
-        config = AppConfig()
-        config.max_users = (
-            nb_users
-            if os.getenv('REACT_APP_ALLOW_REGISTRATION') == "false"
-            else 0
-        )
-        config.max_single_file_size = os.environ.get(
-            'REACT_APP_MAX_SINGLE_FILE_SIZE', MAX_FILE_SIZE
-        )
-        config.max_zip_file_size = os.environ.get(
-            'REACT_APP_MAX_ZIP_FILE_SIZE', MAX_FILE_SIZE * 10
-        )
-        db.session.add(config)
-        db.session.commit()
-        return True, config
-    return False, existing_config
+    if existing_config:
+        return existing_config
+    config = AppConfig()
+    config.max_users = 0  # no limitation
+    config.max_single_file_size = MAX_FILE_SIZE
+    config.max_zip_file_size = MAX_FILE_SIZE * 10
+    db.session.add(config)
+    db.session.commit()
+    return config
 
 
 def update_app_config_from_database(
diff --git a/fittrackee/database_utils.py b/fittrackee/database_utils.py
deleted file mode 100644
index aab675dc..00000000
--- a/fittrackee/database_utils.py
+++ /dev/null
@@ -1,14 +0,0 @@
-from flask import Flask
-
-from fittrackee.application.utils import (
-    init_config,
-    update_app_config_from_database,
-)
-
-
-def init_database(app: Flask) -> None:
-    """Init the database."""
-    _, db_app_config = init_config()
-    update_app_config_from_database(app, db_app_config)
-
-    print('Initial data stored in database.')
diff --git a/fittrackee/tests/application/test_database_utils.py b/fittrackee/tests/application/test_database_utils.py
new file mode 100644
index 00000000..2d648efd
--- /dev/null
+++ b/fittrackee/tests/application/test_database_utils.py
@@ -0,0 +1,48 @@
+from flask import Flask
+
+from fittrackee.application.models import AppConfig
+from fittrackee.application.utils import get_or_init_config
+
+
+class TestGetOrInitAppConfig:
+    def test_it_creates_app_config(self, app_no_config: Flask) -> None:
+        get_or_init_config()
+
+        assert AppConfig.query.count() == 1
+
+    def test_it_inits_max_users_with_default_value(
+        self, app_no_config: Flask
+    ) -> None:
+        get_or_init_config()
+
+        app_config = AppConfig.query.first()
+        assert app_config.max_users == 0
+
+    def test_it_inits_max_single_file_size_with_default_value(
+        self, app_no_config: Flask
+    ) -> None:
+        get_or_init_config()
+
+        app_config = AppConfig.query.first()
+        assert app_config.max_single_file_size == 1048576  # 1MB
+
+    def test_it_inits_max_zip_file_size_with_default_value(
+        self, app_no_config: Flask
+    ) -> None:
+        get_or_init_config()
+
+        app_config = AppConfig.query.first()
+        assert app_config.max_zip_file_size == 10485760  # 10MB
+
+    def test_it_inits_gpx_limit_import_with_default_value(
+        self, app_no_config: Flask
+    ) -> None:
+        get_or_init_config()
+
+        app_config = AppConfig.query.first()
+        assert app_config.gpx_limit_import == 10
+
+    def test_it_returns_existing_config(self, app: Flask) -> None:
+        app_config = get_or_init_config()
+
+        assert app_config.max_users == 100
diff --git a/pyproject.toml b/pyproject.toml
index b87413a4..e89a3d8a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -63,7 +63,6 @@ Sphinx = "^4.4.0"
 
 [tool.poetry.scripts]
 fittrackee = 'fittrackee.__main__:main'
-fittrackee_init_data = 'fittrackee.__main__:init_data'
 fittrackee_upgrade_db = 'fittrackee.__main__:upgrade_db'
 fittrackee_worker = 'fittrackee.__main__:dramatiq_worker'