# Pocket Optics

> Interactive demonstration of geometric (ray) optics.

Canonical page: [https://chrome-stats.com/d/com.pocketoptics](https://chrome-stats.com/d/com.pocketoptics)

## Overview

- **ID:** `com.pocketoptics`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Alpa-Tek
- **Category:** EDUCATION
- **Downloads:** 60,740
- **Rating:** 4.32 / 5 (278 ratings)
- **Last updated:** 2025-08-07
- **First published:** 2016-03-17
- **Publisher country:** US
- **Data as of:** 2026-09-17
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.pocketoptics)
- **Privacy policy:** [https://docs.google.com/document/d/e/2PACX-1vTmXTPn0dy1UTaR0clLVqt8sdagXW0HjlqP0qBC8AOGvjj2YP9q4pgLACtHIHeYEkNQXZS9w5lct4eQ/pub](https://docs.google.com/document/d/e/2PACX-1vTmXTPn0dy1UTaR0clLVqt8sdagXW0HjlqP0qBC8AOGvjj2YP9q4pgLACtHIHeYEkNQXZS9w5lct4eQ/pub)

## Description

Pocket Optics offers an interactive platform to explore the foundational principles of geometric (ray) optics. Designed for optics professionals and enthusiasts, it features a touch-optimized interface supporting various devices from phones to Android TVs. Users can simulate point light sources with adjustable beam widths and ray densities, manipulate lenses with customizable focal lengths and aberrations, and utilize apertures with variable openings.

Additional capabilities include dynamic tracing of object images through optical systems, a scrollable and grid-enabled workspace, and options to save bench configurations. Visual help guides users through the functionalities, making it an ideal tool for learning, demonstration, and professional application in optics.

## Rankings

- #276,551 — Overall

## Review summary

Pocket Optics is a free, powerful, and intuitive app ideal for ray optics simulations, teaching, and practical experiments. Users appreciate its simplicity, visual approach, and usefulness for physics learning and optical setups. However, multiple reviews highlight limitations such as lack of vertical movement and rotation of lenses and mirrors, limited customization options for resizing and angles, and a small selection of optical components. Some minor interface issues and difficulty in usability were also noted, suggesting opportunities for further refinement and feature expansion.

### Pros

- Very useful and powerful tool for ray optics simulations and physics learning.
- User-friendly GUI that is simple and innovative, helpful for teaching and clarifying ideas.
- Free to use with a visual and intuitive interface.
- Helpful for practical applications such as telescope building and laser arrangements.
- Provides a convenient way to verify optical experiments or ideas.

### Cons

- Limited movement options: lenses and mirrors cannot be moved vertically or rotated.
- Lack of customization features like resizing elements, changing angles, and entering precise numerical values.
- Limited variety of optical components available (e.g., only convex lens and concave mirror).
- Some minor GUI issues such as handling collimated light sources and resize mode glitches.
- The app can be difficult to employ, possibly due to a design focused on personal use rather than broader usability.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.pocketoptics)