ESPFlash – Flash ESP32 Firmware Anywhere

ESPFlash is a lightweight and powerful tool that lets you flash and back up firmware to ESP32 series chips directly from your Android device. No computer required.

Supported Devices:

ESP32 series with native USB (ESP32-C3, S3, S2, C5, C6, P4, H2)

Traditional ESP32/ESP8266 boards via USB-to-UART adapters

Broad compatibility with nearly all ESP-based chips

Key Features:

Fast and reliable firmware flashing

NEW: Dump Firmware (Backup): Read and save the existing firmware from your chip for analysis or cloning.

Support for stub loader and firmware compression

Easy connection through USB OTG

Works with both native USB and USB-to-Serial bridges

Simple interface designed for developers and makers

Flash configurations such as baud rate, erase mode, and more

Why ESPFlash?

No need for a PC – flash or back up your ESP chips anywhere, anytime

Wide chip support for the latest ESP32 families

Stable and efficient with advanced stub and compression support

Perfect for IoT developers, hobbyists, and engineers

Take your ESP32 development mobile. With ESPFlash, you can quickly upload firmware, read backups, test builds, and bring your IoT projects to life – all from your phone.