Meshtastic App

Overview

The Meshtastic App is the official companion application for Meshtastic devices, developed and maintained by the Meshtastic open-source project (meshtastic.org). It is required for initial setup of any Meshtastic-firmware device.

Platforms & Availability

• iOS: App Store (free)
• Android: Google Play (free)
• Web: app.meshtastic.org - browser-based, connects via USB serial (Chrome/Edge)

Connection Methods

• BLE (most common for mobile)
• Wi-Fi (for nodes with Wi-Fi capability, e.g. ESP32 devices)
• USB serial (web app via Chrome/Edge)

Features

• Node list with signal, battery, and last-seen status
• Direct and channel messaging
• Map view with node positions
• Full device configuration: region, modem preset, channels, power settings
• Channel management (import/export via QR code or URL)
• Telemetry display (battery, environment sensors if equipped)
• MQTT configuration for internet backhaul

Required For

• All initial Meshtastic device setup
• Setting region (e.g. US, EU_868)
• Setting modem preset (LongFast, MediumSlow, etc.)
• Configuring channels and channel keys

Web App

The web app at app.meshtastic.org provides full configuration capability from a desktop browser via USB serial - useful when a mobile device is unavailable or when doing detailed configuration with a keyboard. Requires Chrome or Edge (WebSerial API).

Cost

Free and open source.