diff --git a/ESP32_AP-Flasher/src/main.cpp b/ESP32_AP-Flasher/src/main.cpp
index 9fcd7fe6..213edb4f 100644
--- a/ESP32_AP-Flasher/src/main.cpp
+++ b/ESP32_AP-Flasher/src/main.cpp
@@ -35,12 +35,15 @@ void delayedStart(void* parameter) {
 
 void timeTask(void* parameter) {
     wsSendSysteminfo();
+    Serial.printf("Free heap: %.2f KB\n", ESP.getFreeHeap() / 1024.0f);
     while (1) {
         time_t now;
         time(&now);
 
         if (now % 5 == 0 || apInfo.state != AP_STATE_ONLINE || config.runStatus != RUNSTATUS_RUN) wsSendSysteminfo();
+        if (now % 5 == 0) Serial.printf("Free heap: %.2f KB\n", ESP.getFreeHeap() / 1024.0f);
         if (now % 300 == 6 && config.runStatus != RUNSTATUS_STOP) saveDB("/current/tagDB.json");
+
         if (apInfo.state == AP_STATE_ONLINE) contentRunner();
 
         vTaskDelay(1000 / portTICK_PERIOD_MS);