Comet APK

Comet

Overview

• Comet, formerly known as SigmaScript, is a specialized development environment designed for the Lua scripting language on Android devices.

• It features a fully integrated Lua scripting engine, enabling users to write, execute, and test Lua code directly on smartphones and tablets.

• Comet is particularly focused on numerical computing and data analysis, making it an ideal tool for students, researchers, and developers who require portable computing capabilities.

Core Purpose

The primary objective of Comet is to offer a convenient, mobile-friendly editor and execution environment for Lua. It is tailored for tasks that involve:

• Numerical computation

• Data manipulation and visualization

• Algorithm development and testing

• Learning programming fundamentals on the go

By combining an elegant scripting language with powerful computational modules, Comet bridges the gap between desktop-level analysis tools and mobile accessibility.

Key Features

Comet includes a wide range of features to enhance the scripting and analysis experience:

• Built-in Lua Scripting Engine: Runs Lua scripts without the need for external tools.

• Numerical and Data Analysis Modules: Includes capabilities for matrix operations, statistical functions, and complex calculations.

• Syntax Highlighting: Improves code readability and reduces errors.

• Sample Code and Templates: Helps beginners learn Lua quickly through ready-to-use examples.

• Output Area: Displays script results, making debugging and analysis straightforward.

• Flexible File Storage: Save and open scripts from internal memory or external SD cards.

Specialized Modules

To support advanced computational tasks, Comet provides:

• Linear algebra routines for matrix and vector operations

• Ordinary differential equation solvers

• Data plotting for visual representation of results

• SQLite database integration for structured data storage and retrieval

Learning and Development

• With Comet, Lua programming becomes accessible anywhere.

• Users can experiment with algorithms, perform scientific calculations, and visualize data without needing a full desktop environment.

• Its clean interface and modular design make it suitable for both beginners exploring programming concepts and experienced users performing technical analysis.

FAQ

Q: Which Android devices are compatible with Comet and what are the minimum system requirements?

A: Comet runs on most Android smartphones and tablets that support at least Android 6.0 (Marshmallow) and have a minimum of 1 GB of RAM. While it will function on devices meeting these basic requirements, for the smoothest experience—especially when working with large data arrays or complex plots—a more modern device with 2 GB of RAM or more is recommended. Comet also benefits from multi-core processors, which help accelerate numerical routines and differential equation solvers.

Q: What steps are involved in creating and running a Lua script inside Comet?

A: When you open Comet, you’ll see a blank editor window where you can type your Lua code directly. To run your script, press the run icon located at the top of the interface; the built-in Lua engine will execute your code and display the results in the output area below the editor. If your script encounters errors, Comet will highlight the problematic line and present an error message to guide you toward a fix. This seamless edit-run-debug cycle makes iterative development fast and intuitive.

Q: Does Comet require an internet connection to function?

A: No, Comet operates entirely offline once it has been installed on your device. All scripting, numerical routines, plotting, and file management happen locally. You only need an internet connection if you wish to download external resources such as additional sample scripts, templates, or documentation that may be hosted online, but basic and advanced computations do not depend on network access.

Version History

v3.6.0——21 Jan 2026

Comet is a development environment for the Lua language for Android. Download the latest version of Comet to enjoy new features and updates immediately!

*3.6.0

* New feature: AutoSave with user-defined timing.

* Updated the Lua engine to version 5.5.0.

*3.2.0

* Syntax highlighter implementation refined.

* New feature: Word wrap.

* Improved the PDF exporter.

* Enhanced drawing performance.

*3.0.0

* New feature: Comet now supports opening and saving text files (.txt).

* New languages: Comet is now available in Portuguese and Spanish, in addition to English and French.

* New Android functions

* New plot functions

* Use of Android foreground service for long script runs.

* UI adjustments.

* Removed the vibration-related permission: Comet now uses no features that require any user permissions.