Simu

A concise, interactive CLI tool to list and run iOS Simulators and Android Emulators on macOS.

Features

• List Devices: Beautiful tables showing available simulators/emulators.
• Run Devices: Boot devices instantly. Run without arguments for an interactive selection prompt.
• Auto-Diagnostics: Detects missing Xcode Command Line Tools or Android SDKs and provides copy-paste installation instructions.

Installation

The recommended way to install simu is via Homebrew:

brew tap yefga/tap
brew install simu

Alternatively, install locally via source:

git clone https://github.com/yefga/Simu.git
cd Simu
bundle install

Usage

List commands:

simu apple list
simu android list

Run devices interactively:

simu apple run
simu android run

Run specific devices:

simu apple run "iPhone 16" iOS26
simu android run Pixel_5

Validate infrastructure health:

simu apple doctor
simu android doctor

Requirements

• Ruby
• Xcode Command Line Tools (xcrun)
• Android Studio (emulator)