Code File Viewer

Code File Viewer is a lightweight code viewer and text editor for Android. Open, view and edit source code, JSON, XML, HTML, Java, Kotlin, Python, logs, INI, YAML, Markdown, config files and plain text files directly on your phone.

Whether you are a developer, student, tester or power user, Code File Viewer helps you quickly check code files, configuration files and log files without needing a desktop computer.

Key Features

Open and view source code files

Edit text and code files

Syntax highlighting for common programming languages

Open JSON, XML, HTML, CSS, JavaScript, Java, Kotlin, Python and more

View log files, config files, INI files, YAML files and properties files

Search text inside files

Go to line quickly

Format JSON files

Format XML files

Large file support with read-only mode

Recent files list

Adjustable font size

Light and dark theme support

Local file access only

Supported File Types

Code File Viewer supports many common code and text file formats, including:

.java, .kt, .xml, .json, .html, .css, .js, .ts, .py, .php, .c, .cpp, .h, .cs, .go, .rs, .swift, .sql, .ini, .cfg, .conf, .properties, .gradle, .yml, .yaml, .md, .smali, .sh, .bat, .csv, .log and .txt files.

Code Viewer

Open source code files on your Android device and view them with syntax highlighting. It is useful for checking Java, Kotlin, Python, JavaScript, HTML, CSS, C, C++, SQL and other code files.

Text Editor

Edit text files, notes, scripts and configuration files directly on your phone. Save changes locally when you have write permission.

JSON Viewer and Formatter

Open JSON files, view JSON content and format JSON text for easier reading. Useful for developers, API testing, app debugging and configuration files.

XML Viewer and Formatter

Open XML files and format XML content. Useful for Android XML layouts, manifest files, config files, exported data and other XML documents.

Log Viewer

Open and search log files on Android. Quickly check error logs, server logs, debug logs and text-based report files.

Config File Viewer

View and edit common configuration files such as INI, YAML, properties, conf, cfg and Gradle files.

Local and Private

Code File Viewer works locally on your device. Your files are not uploaded to any server. No account or cloud service is required.

Simple, Fast and Lightweight

Code File Viewer is designed for quick file opening, reading, searching and editing. It is not a full IDE or compiler. It focuses on helping you open and manage code files, text files, JSON files, XML files, logs and config files on Android.

Use Cases

Open source code files on Android

View Java, Kotlin, Python, JavaScript, HTML and CSS files

Edit text and configuration files

Format JSON and XML files

Search large log files

Check YAML, INI and properties files

View smali files from Android packages

Read Markdown and plain text files

Download Code File Viewer and turn your Android phone into a lightweight code file viewer and text editor.