Yes. The Free plan is free forever — 2 devices, 100K messages/month, no credit card required.
Any device that supports MQTT or HTTP — ESP32, ESP8266, Arduino, Raspberry Pi, STM32, and more.
We use EMQX 5 — a production-grade, high-performance MQTT broker.
Free: 24 hours. Maker: 14 days. Pro: 3 months. Business: custom retention.
Yes. All data is isolated per account. TLS encryption in transit. Device tokens are unique per device.
Yes. Our infrastructure is designed for production use. Business plan includes 99.9% SLA.