PulSync

Your devices, always in sync

Real-time IoT control + monitoring for ESP32. Non-blocking scheduler, cloud sync, OTA updates — all in one library.

Devices

Projects

Firmware

Config

API Keys

Devices

Online

Msg/min

142

Data Flow — Last Hour

DeviceStatusFWSeen

temp-logger-a4f2 Online v1.2.0now

relay-ctrl-b7c1 Online v2.0.15s

env-sensor-f3b2 Offline v1.1.02h

Cold Room Sensor

temp-logger-a4f2e8 · v1.2.0 · Uptime: 14d

Outputs

Temperature4.2 °C

Humidity68 %

DoorClosed

CompressorON

WiFi-42 dBm

Free RAM38 KB

Inputs

Compressor

Alarm

Fan Speed72%

Threshold6.0 °C

Interval5000 ms

Data: temp=4.2, humidity=68 2s

Heartbeat acknowledged 30s

Config: threshold=6.0 2m

OTA: v1.1.0 → v1.2.0 1h

// That's it. Your device is connected and controllable.
#include <Pulsync.h>

void setup() {
  Pulsync.begin("PUL-A7K9X2");

  Pulsync.setInterval([]() {
    Pulsync.send("temperature", readSensor());
  }, 5000);

  Pulsync.on("set_pump", [](JsonObject payload) {
    digitalWrite(PUMP_PIN, payload["value"]);
  });
}

void loop() {
  Pulsync.loop();
}

⚡ Non-blocking

setTimeout, setInterval on ESP32. Run multiple tasks without blocking.

🔗 Real-time

WebSocket + MQTT + HTTPS. Bidirectional control from anywhere.

🔄 OTA Updates

Push firmware over the air. No physical access needed.

Get notified when we launch

Early access for builders.