diff --git a/nimble/host/mesh/include/mesh/cfg_cli.h b/nimble/host/mesh/include/mesh/cfg_cli.h
index 87ce76365..eb64fe5fc 100644
--- a/nimble/host/mesh/include/mesh/cfg_cli.h
+++ b/nimble/host/mesh/include/mesh/cfg_cli.h
@@ -79,13 +79,24 @@ int bt_mesh_cfg_app_key_add(u16_t net_idx, u16_t addr, u16_t key_net_idx,
 int bt_mesh_cfg_app_key_get(u16_t net_idx, u16_t addr, u16_t key_net_idx,
 			    u8_t *status, u16_t *keys, size_t *key_cnt);
 
+int bt_mesh_cfg_app_key_del(uint16_t net_idx, uint16_t addr,
+		uint16_t key_net_idx, uint16_t key_app_idx, uint8_t *status);
+
 int bt_mesh_cfg_mod_app_bind(u16_t net_idx, u16_t addr, u16_t elem_addr,
 			     u16_t mod_app_idx, u16_t mod_id, u8_t *status);
 
+int bt_mesh_cfg_mod_app_unbind(uint16_t net_idx, uint16_t addr,
+	uint16_t elem_addr, uint16_t mod_app_idx,
+	uint16_t mod_id, uint8_t *status);
+
 int bt_mesh_cfg_mod_app_bind_vnd(u16_t net_idx, u16_t addr, u16_t elem_addr,
 				 u16_t mod_app_idx, u16_t mod_id, u16_t cid,
 				 u8_t *status);
 
+int bt_mesh_cfg_mod_app_unbind_vnd(uint16_t net_idx, uint16_t addr,
+	uint16_t elem_addr, uint16_t mod_app_idx, uint16_t mod_id,
+	uint16_t cid, uint8_t *status);
+
 int bt_mesh_cfg_mod_app_get(u16_t net_idx, u16_t addr, u16_t elem_addr,
 			    u16_t mod_id, u8_t *status, u16_t *apps,
 			    size_t *app_cnt);
diff --git a/nimble/host/mesh/src/cfg_cli.c b/nimble/host/mesh/src/cfg_cli.c
index 298d88308..e60199c58 100644
--- a/nimble/host/mesh/src/cfg_cli.c
+++ b/nimble/host/mesh/src/cfg_cli.c
@@ -1177,6 +1177,46 @@ int bt_mesh_cfg_app_key_get(u16_t net_idx, u16_t addr, u16_t key_net_idx,
 	return cli_wait();
 }
 
+int bt_mesh_cfg_app_key_del(uint16_t net_idx, uint16_t addr,
+	uint16_t key_net_idx, uint16_t key_app_idx, uint8_t *status)
+{
+	struct os_mbuf *msg = BT_MESH_MODEL_BUF(OP_APP_KEY_DEL, 3);
+	struct bt_mesh_msg_ctx ctx = {
+		.net_idx = net_idx,
+		.app_idx = BT_MESH_KEY_DEV_REMOTE,
+		.addr = addr,
+		.send_ttl = BT_MESH_TTL_DEFAULT,
+	};
+	struct app_key_param param = {
+		.status = status,
+		.net_idx = key_net_idx,
+		.app_idx = key_app_idx,
+	};
+	int err;
+
+	err = cli_prepare(&param, OP_APP_KEY_STATUS);
+	if (err) {
+		return err;
+	}
+
+	bt_mesh_model_msg_init(msg, OP_APP_KEY_DEL);
+	key_idx_pack(msg, key_net_idx, key_app_idx);
+
+	err = bt_mesh_model_send(cli->model, &ctx, msg, NULL, NULL);
+	if (err) {
+		BT_ERR("model_send() failed (err %d)", err);
+		cli_reset();
+		return err;
+	}
+
+	if (!status) {
+		cli_reset();
+		return 0;
+	}
+
+	return cli_wait();
+}
+
 static int mod_app_bind(u16_t net_idx, u16_t addr, u16_t elem_addr,
 			u16_t mod_app_idx, u16_t mod_id, u16_t cid,
 			u8_t *status)
@@ -1249,6 +1289,76 @@ int bt_mesh_cfg_mod_app_bind_vnd(u16_t net_idx, u16_t addr, u16_t elem_addr,
 			    status);
 }
 
+static int mod_app_unbind(uint16_t net_idx, uint16_t addr, uint16_t elem_addr,
+			uint16_t mod_app_idx, uint16_t mod_id, uint16_t cid,
+			uint8_t *status)
+{
+	struct os_mbuf *msg = BT_MESH_MODEL_BUF(OP_MOD_APP_UNBIND, 8);
+	struct bt_mesh_msg_ctx ctx = {
+		.net_idx = net_idx,
+		.app_idx = BT_MESH_KEY_DEV_REMOTE,
+		.addr = addr,
+		.send_ttl = BT_MESH_TTL_DEFAULT,
+	};
+	struct mod_app_param param = {
+		.status = status,
+		.elem_addr = elem_addr,
+		.mod_app_idx = mod_app_idx,
+		.mod_id = mod_id,
+		.cid = cid,
+	};
+	int err;
+
+	err = cli_prepare(&param, OP_MOD_APP_STATUS);
+	if (err) {
+		return err;
+	}
+
+	bt_mesh_model_msg_init(msg, OP_MOD_APP_UNBIND);
+	net_buf_simple_add_le16(msg, elem_addr);
+	net_buf_simple_add_le16(msg, mod_app_idx);
+
+	if (cid != CID_NVAL) {
+		net_buf_simple_add_le16(msg, cid);
+	}
+
+	net_buf_simple_add_le16(msg, mod_id);
+
+	err = bt_mesh_model_send(cli->model, &ctx, msg, NULL, NULL);
+	if (err) {
+		BT_ERR("model_send() failed (err %d)", err);
+		cli_reset();
+		return err;
+	}
+
+	if (!status) {
+		cli_reset();
+		return 0;
+	}
+
+	return cli_wait();
+}
+
+int bt_mesh_cfg_mod_app_unbind(uint16_t net_idx, uint16_t addr,
+	uint16_t elem_addr, uint16_t mod_app_idx,
+	uint16_t mod_id, uint8_t *status)
+{
+	return mod_app_unbind(net_idx, addr, elem_addr, mod_app_idx, mod_id,
+			CID_NVAL, status);
+}
+
+int bt_mesh_cfg_mod_app_unbind_vnd(uint16_t net_idx, uint16_t addr,
+		uint16_t elem_addr, uint16_t mod_app_idx,
+		uint16_t mod_id, uint16_t cid, uint8_t *status)
+{
+	if (cid == CID_NVAL) {
+		return -EINVAL;
+	}
+
+	return mod_app_unbind(net_idx, addr, elem_addr, mod_app_idx,
+			mod_id, cid, status);
+}
+
 static int mod_member_list_get(u32_t op, u32_t expect_op, u16_t net_idx,
 			       u16_t addr, u16_t elem_addr, u16_t mod_id,
 			       u16_t cid, u8_t *status, u16_t *apps,
diff --git a/nimble/host/mesh/src/shell.c b/nimble/host/mesh/src/shell.c
index 7b35291fc..6ea500172 100644
--- a/nimble/host/mesh/src/shell.c
+++ b/nimble/host/mesh/src/shell.c
@@ -1360,7 +1360,7 @@ struct shell_cmd_help cmd_net_key_get_help = {
 	NULL, NULL, NULL
 };
 
-static int cmd_net_key_del(size_t argc, char *argv[])
+static int cmd_net_key_del(int argc, char *argv[])
 {
 	uint16_t key_net_idx;
 	uint8_t status;
@@ -1496,6 +1496,41 @@ struct shell_cmd_help cmd_app_key_get_help = {
 	NULL, "<NetKeyIndex>", NULL
 };
 
+static int cmd_app_key_del(int argc, char *argv[])
+{
+	uint16_t key_net_idx, key_app_idx;
+	uint8_t status;
+	int err;
+
+	if (argc < 3) {
+		return -EINVAL;
+	}
+
+	key_net_idx = strtoul(argv[1], NULL, 0);
+	key_app_idx = strtoul(argv[2], NULL, 0);
+
+	err = bt_mesh_cfg_app_key_del(net.net_idx, net.dst, key_net_idx,
+				      key_app_idx, &status);
+	if (err) {
+		printk("Unable to send App Key del(err %d)", err);
+		return 0;
+	}
+
+	if (status) {
+		printk("AppKeyDel failed with status 0x%02x",
+			    status);
+	} else {
+		printk("AppKey deleted, NetKeyIndex 0x%04x "
+			    "AppKeyIndex 0x%04x", key_net_idx, key_app_idx);
+	}
+
+	return 0;
+}
+
+struct shell_cmd_help cmd_app_key_del_help = {
+	NULL, "<NetKeyIndex> <AppKeyIndex>", NULL
+};
+
 static int cmd_mod_app_bind(int argc, char *argv[])
 {
 	u16_t elem_addr, mod_app_idx, mod_id, cid;
@@ -1538,6 +1573,50 @@ struct shell_cmd_help cmd_mod_app_bind_help = {
 	NULL, "<addr> <AppIndex> <Model ID> [Company ID]", NULL
 };
 
+static int cmd_mod_app_unbind(int argc, char *argv[])
+{
+	uint16_t elem_addr, mod_app_idx, mod_id, cid;
+	uint8_t status;
+	int err;
+
+	if (argc < 4) {
+		return -EINVAL;
+	}
+
+	elem_addr = strtoul(argv[1], NULL, 0);
+	mod_app_idx = strtoul(argv[2], NULL, 0);
+	mod_id = strtoul(argv[3], NULL, 0);
+
+	if (argc > 4) {
+		cid = strtoul(argv[4], NULL, 0);
+		err = bt_mesh_cfg_mod_app_unbind_vnd(net.net_idx, net.dst,
+						   elem_addr, mod_app_idx,
+						   mod_id, cid, &status);
+	} else {
+		err = bt_mesh_cfg_mod_app_unbind(net.net_idx, net.dst,
+				elem_addr, mod_app_idx, mod_id, &status);
+	}
+
+	if (err) {
+		printk("Unable to send Model App Unbind (err %d)",
+			    err);
+		return 0;
+	}
+
+	if (status) {
+		printk("Model App Unbind failed with status 0x%02x",
+			    status);
+	} else {
+		printk("AppKey successfully unbound");
+	}
+
+	return 0;
+}
+
+struct shell_cmd_help cmd_mod_app_unbind_help = {
+	NULL, "<addr> <AppIndex> <Model ID> [Company ID]", NULL
+};
+
 static int cmd_mod_app_get(int argc,
 			      char *argv[])
 {
@@ -3308,13 +3387,18 @@ static const struct shell_cmd mesh_commands[] = {
     {
         .sc_cmd = "net-key-del",
         .sc_cmd_func = cmd_net_key_del,
-        .help = &cmdcmd_net_key_del_help,
+        .help = &cmd_net_key_del_help,
     },
     {
         .sc_cmd = "app-key-add",
         .sc_cmd_func = cmd_app_key_add,
         .help = &cmd_app_key_add_help,
     },
+    {
+        .sc_cmd = "app-key-del",
+        .sc_cmd_func = cmd_app_key_del,
+        .help = &cmd_app_key_del_help,
+    },
     {
         .sc_cmd = "app-key-get",
         .sc_cmd_func = cmd_app_key_get,
@@ -3330,6 +3414,11 @@ static const struct shell_cmd mesh_commands[] = {
         .sc_cmd_func = cmd_mod_app_get,
         .help = &cmd_mod_app_get_help,
     },
+    {
+        .sc_cmd = "mod-app-unbind",
+        .sc_cmd_func = cmd_mod_app_unbind,
+        .help = &cmd_mod_app_unbind_help,
+    },
     {
         .sc_cmd = "mod-pub",
         .sc_cmd_func = cmd_mod_pub,