diff --git a/CHANGELOG.md b/CHANGELOG.md
index a138261..3ad9134 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,12 @@
 # Changelog
 
-## v0.0.1
+## v0.0.2 (2024-05-18)
+
+### Added
+
+- Added `synapse_local_users_appservice` metric to count local users by appservice ID
+
+## v0.0.1 (2024-05-18)
 
 ### Added
 
diff --git a/README.md b/README.md
index 53d2bdb..d79d333 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ The exporter currently provides the following metrics:
 - `synapse_local_users_state`: Number of local users by state (active, disabled)
 - `synapse_local_users_type`: Number of local users by type (guest, user, appservice)
 - `synapse_local_users_moderation`: Number of local users by moderation status (active, shadow_banned, locked)
+- `synapse_local_users_appservice`: Number of local users by appservice ID
 - `synapse_total_devices`: Total number of devices
 - `synapse_total_rooms`: Total number of rooms
 - `synapse_total_events`: Total number of events
diff --git a/src/synapse_prometheus_exporter/__main__.py b/src/synapse_prometheus_exporter/__main__.py
index 7a58830..a4de1f9 100644
--- a/src/synapse_prometheus_exporter/__main__.py
+++ b/src/synapse_prometheus_exporter/__main__.py
@@ -24,6 +24,13 @@ LOCAL_USERS_MODERATION = Gauge(
     ["status", "host"],
 )
 
+# Gauge for appservice users by appservice ID
+LOCAL_USERS_APPSERVICE = Gauge(
+    "synapse_local_users_appservice",
+    "Number of local users by appservice ID",
+    ["appservice_id", "host"],
+)
+
 # Gauge for total number of devices, rooms, and events
 TOTAL_DEVICES = Gauge(
     "synapse_total_devices", "Total number of devices in the database", ["host"]
@@ -81,11 +88,19 @@ def get_synapse_stats(db_config):
             "appservice": sum([1 for user in local_users if user[1]]),
         }
         local_users_moderation = {
-            "active": sum([1 for user in local_users if user[4] is False and user[5] is False]),
+            "active": sum(
+                [1 for user in local_users if user[4] is False and user[5] is False]
+            ),
             "shadow_banned": sum([1 for user in local_users if user[4] is True]),
             "locked": sum([1 for user in local_users if user[5] is True]),
         }
+        local_users_appservice = {}
 
+        for user in local_users:
+            if user[1]:
+                local_users_appservice[user[1]] = (
+                    local_users_appservice.get(user[1], 0) + 1
+                )
 
         LOCAL_USERS_STATE.labels(state="active", host=host_identifier).set(
             local_users_state["active"]
@@ -114,6 +129,11 @@ def get_synapse_stats(db_config):
             local_users_moderation["locked"]
         )
 
+        for appservice_id, count in local_users_appservice.items():
+            LOCAL_USERS_APPSERVICE.labels(
+                appservice_id=appservice_id, host=host_identifier
+            ).set(count)
+
         # Get the total number of devices, rooms, and events
         cursor.execute(
             """