diff --git a/hamstertools/__init__.py b/hamstertools/__init__.py
index 3d5672f..1d91ba2 100755
--- a/hamstertools/__init__.py
+++ b/hamstertools/__init__.py
@@ -22,6 +22,7 @@ from .db import (
     HamsterActivityKimaiMapping,
     HamsterFactKimaiImport,
 )
+from .sync import sync
 
 HAMSTER_DIR = Path.home() / ".local/share/hamster"
 # HAMSTER_FILE = HAMSTER_DIR / 'hamster.db'
@@ -34,9 +35,13 @@ db.init(HAMSTER_FILE)
 @click.option("-d", "--debug", is_flag=True)
 def cli(debug):
     if debug:
+        logging.basicConfig()
+        logging.getLogger().setLevel(logging.DEBUG)
+
         peewee_logger = logging.getLogger("peewee")
         peewee_logger.addHandler(TextualHandler())
         peewee_logger.setLevel(logging.DEBUG)
+
         requests_log = logging.getLogger("requests.packages.urllib3")
         requests_log.setLevel(logging.DEBUG)
         requests_log.propagate = True
@@ -342,7 +347,7 @@ def _get_kimai_mapping_file(path, category_search=None):
         return open(path)
 
 
-@kimai.command()
+@kimai.command("sync")
 @click.option(
     "--mapping-path",
     help="Mapping file (default ~/.local/share/hamster/mapping.kimai.csv)",
@@ -352,9 +357,9 @@ def _get_kimai_mapping_file(path, category_search=None):
 @click.argument("api_key")
 @click.option("--just-errors", "just_errors", is_flag=True, help="Only display errors")
 @click.option("--ignore-activities", is_flag=True, help="Ignore missing activities")
-def sync(username, api_key, just_errors, ignore_activities, mapping_path=None):
+def check(username, api_key, just_errors, ignore_activities, mapping_path=None):
     """
-    Download customer / project / activity data from Kimai
+    Check customer / project / activity data from Kimai
     """
 
     kimai_api_url = "https://kimai.autonomic.zone/api"
@@ -656,6 +661,11 @@ def reset():
     HamsterActivityKimaiMapping.delete().execute()
 
 
+@db_.command("sync")
+def kimai_db_sync():
+    sync()
+
+
 @db_.command()
 @click.option(
     "-g",
diff --git a/hamstertools/app.py b/hamstertools/app.py
index 7c956c6..ea41aa6 100644
--- a/hamstertools/app.py
+++ b/hamstertools/app.py
@@ -30,6 +30,7 @@ from .kimai import (
     Project as KimaiAPIProject,
     Activity as KimaiAPIActivity,
 )
+from .sync import sync
 
 
 class ListScreen(Screen):
@@ -601,47 +602,7 @@ class KimaiProjectListScreen(ListScreen):
         self.table.sort(self.sort)
 
     def action_get(self) -> None:
-        api = KimaiAPI()
-
-        KimaiCustomer.delete().execute()
-        KimaiProject.delete().execute()
-        KimaiActivity.delete().execute()
-
-        customers = KimaiAPICustomer.list(api)
-        with db.atomic():
-            KimaiCustomer.insert_many(
-                [{"id": customer.id, "name": customer.name} for customer in customers]
-            ).execute()
-
-        projects = KimaiAPIProject.list(api)
-        with db.atomic():
-            KimaiProject.insert_many(
-                [
-                    {
-                        "id": project.id,
-                        "name": project.name,
-                        "customer_id": project.customer.id,
-                        "allow_global_activities": project.allow_global_activities,
-                    }
-                    for project in projects
-                ]
-            ).execute()
-
-        activities = KimaiAPIActivity.list(api)
-        with db.atomic():
-            KimaiActivity.insert_many(
-                [
-                    {
-                        "id": activity.id,
-                        "name": activity.name,
-                        "project_id": (
-                            activity.project and activity.project.id or None
-                        ),
-                    }
-                    for activity in activities
-                ]
-            ).execute()
-
+        sync()
         self._refresh()
 
     def on_mount(self) -> None:
diff --git a/hamstertools/sync.py b/hamstertools/sync.py
new file mode 100644
index 0000000..4e7b108
--- /dev/null
+++ b/hamstertools/sync.py
@@ -0,0 +1,57 @@
+from .kimai import (
+    KimaiAPI,
+    Customer as KimaiAPICustomer,
+    Project as KimaiAPIProject,
+    Activity as KimaiAPIActivity,
+)
+from .db import (
+    db,
+    HamsterCategory,
+    HamsterActivity,
+    HamsterFact,
+    KimaiProject,
+    KimaiCustomer,
+    KimaiActivity,
+    HamsterActivityKimaiMapping,
+)
+
+
+def sync() -> None:
+    api = KimaiAPI()
+
+    KimaiCustomer.delete().execute()
+    KimaiProject.delete().execute()
+    KimaiActivity.delete().execute()
+
+    customers = KimaiAPICustomer.list(api)
+    with db.atomic():
+        KimaiCustomer.insert_many(
+            [{"id": customer.id, "name": customer.name} for customer in customers]
+        ).execute()
+
+    projects = KimaiAPIProject.list(api)
+    with db.atomic():
+        KimaiProject.insert_many(
+            [
+                {
+                    "id": project.id,
+                    "name": project.name,
+                    "customer_id": project.customer.id,
+                    "allow_global_activities": project.allow_global_activities,
+                }
+                for project in projects
+            ]
+        ).execute()
+
+    activities = KimaiAPIActivity.list(api)
+    with db.atomic():
+        KimaiActivity.insert_many(
+            [
+                {
+                    "id": activity.id,
+                    "name": activity.name,
+                    "project_id": (activity.project and activity.project.id or None),
+                }
+                for activity in activities
+            ]
+        ).execute()