diff --git a/api/base/v1alpha1/application_types.go b/api/base/v1alpha1/application_types.go
index d54938791..1f7670db9 100644
--- a/api/base/v1alpha1/application_types.go
+++ b/api/base/v1alpha1/application_types.go
@@ -37,6 +37,10 @@ type ApplicationSpec struct {
 	IsPublic bool `json:"isPublic,omitempty"`
 	// IsRecommended Set whether the current application is recognized as recommended to users
 	IsRecommended bool `json:"isRecommended,omitempty"`
+
+	// Category Application category
+	Category string `json:"category,omitempty"`
+
 	// WebConfig is the configuration for web interface
 	WebConfig `json:",inline"`
 	// prologue, show in the chat top
diff --git a/apiserver/pkg/application/application.go b/apiserver/pkg/application/application.go
index c7b698bd6..3d50ce2cb 100644
--- a/apiserver/pkg/application/application.go
+++ b/apiserver/pkg/application/application.go
@@ -44,17 +44,14 @@ import (
 
 func addCategory(app *v1alpha1.Application, category []*string) *v1alpha1.Application {
 	if len(category) == 0 {
-		delete(app.Labels, v1alpha1.AppCategoryLabelKey)
+		app.Spec.Category = ""
 		return app
 	}
-	if app.Annotations == nil {
-		app.Annotations = make(map[string]string, 1)
-	}
 	c := make([]string, len(category))
 	for i := range category {
 		c[i] = *category[i]
 	}
-	app.Labels[v1alpha1.AppCategoryLabelKey] = strings.Join(c, ",")
+	app.Spec.Category = strings.Join(c, ",")
 	return app
 }
 
@@ -202,7 +199,9 @@ func CreateApplication(ctx context.Context, c client.Client, input generated.Cre
 			Nodes:         []v1alpha1.Node{},
 		},
 	}
-	app = addCategory(app, input.Category)
+	if len(input.Category) > 0 {
+		app = addCategory(app, input.Category)
+	}
 	common.SetCreator(ctx, &app.Spec.CommonSpec)
 	if err := c.Create(ctx, app); err != nil {
 		return nil, err
@@ -216,9 +215,15 @@ func UpdateApplication(ctx context.Context, c client.Client, input generated.Upd
 		return nil, err
 	}
 	oldApp := app.DeepCopy()
-	app.Labels = utils.MapAny2Str(input.Labels)
-	app.Annotations = utils.MapAny2Str(input.Annotations)
-	app = addCategory(app, input.Category)
+	if len(input.Labels) > 0 {
+		app.Labels = utils.MapAny2Str(input.Labels)
+	}
+	if len(input.Annotations) > 0 {
+		app.Annotations = utils.MapAny2Str(input.Annotations)
+	}
+	if len(input.Category) > 0 {
+		app = addCategory(app, input.Category)
+	}
 	app.Spec.DisplayName = input.DisplayName
 	app.Spec.Description = pointer.StringDeref(input.Description, app.Spec.Description)
 	app.Spec.Icon = input.Icon
diff --git a/config/crd/bases/arcadia.kubeagi.k8s.com.cn_applications.yaml b/config/crd/bases/arcadia.kubeagi.k8s.com.cn_applications.yaml
index 4cdc52f62..4a51a9182 100644
--- a/config/crd/bases/arcadia.kubeagi.k8s.com.cn_applications.yaml
+++ b/config/crd/bases/arcadia.kubeagi.k8s.com.cn_applications.yaml
@@ -35,6 +35,9 @@ spec:
           spec:
             description: ApplicationSpec defines the desired state of Application
             properties:
+              category:
+                description: Category Application category
+                type: string
               chatTimeoutSecond:
                 default: 60
                 description: ChatTimeoutSecond is the timeout of chat
diff --git a/controllers/base/application_controller.go b/controllers/base/application_controller.go
index 76eada85d..6c230184e 100644
--- a/controllers/base/application_controller.go
+++ b/controllers/base/application_controller.go
@@ -163,11 +163,8 @@ func (r *ApplicationReconciler) Reconcile(ctx context.Context, req ctrl.Request)
 func MigrateAppCategory(app *arcadiav1alpha1.Application) bool {
 	if v, ok := app.Annotations[arcadiav1alpha1.AppCategoryLabelKey]; ok && len(validation.IsValidLabelValue(v)) == 0 {
 		// TODO: In version 0.3, the categories in annotations will be removed.
-		if app.Labels == nil {
-			app.Labels = make(map[string]string)
-		}
-		if _, ok := app.Labels[arcadiav1alpha1.AppCategoryLabelKey]; !ok {
-			app.Labels[arcadiav1alpha1.AppCategoryLabelKey] = v
+		if app.Spec.Category == "" {
+			app.Spec.Category = v
 			return true
 		}
 	}
@@ -323,6 +320,16 @@ func (r *ApplicationReconciler) reconcile(ctx context.Context, log logr.Logger,
 	} else {
 		delete(app.Labels, arcadiav1alpha1.AppRecommendedLabelKey)
 	}
+	if app.Spec.Category != "" {
+		if app.Labels == nil {
+			app.Labels = make(map[string]string)
+		}
+		if v, ok := app.Labels[arcadiav1alpha1.AppCategoryLabelKey]; !ok || v != app.Spec.Category {
+			app.Labels[arcadiav1alpha1.AppCategoryLabelKey] = app.Spec.Category
+		}
+	} else {
+		delete(app.Labels, arcadiav1alpha1.AppCategoryLabelKey)
+	}
 
 	if !reflect.DeepEqual(app, appRaw) {
 		return app, ctrl.Result{Requeue: true}, r.Patch(ctx, app, client.MergeFrom(appRaw))
diff --git a/deploy/charts/arcadia/crds/arcadia.kubeagi.k8s.com.cn_applications.yaml b/deploy/charts/arcadia/crds/arcadia.kubeagi.k8s.com.cn_applications.yaml
index 4cdc52f62..4a51a9182 100644
--- a/deploy/charts/arcadia/crds/arcadia.kubeagi.k8s.com.cn_applications.yaml
+++ b/deploy/charts/arcadia/crds/arcadia.kubeagi.k8s.com.cn_applications.yaml
@@ -35,6 +35,9 @@ spec:
           spec:
             description: ApplicationSpec defines the desired state of Application
             properties:
+              category:
+                description: Category Application category
+                type: string
               chatTimeoutSecond:
                 default: 60
                 description: ChatTimeoutSecond is the timeout of chat