Apps Related to Fullscreen support

AlReader is a highly customizable and feature-rich e-book reader application designed for mobile devices. It supports a wide range of formats, offers extensive configuration options for reading interface, and includes features like text-to-speech, library management, and synchronization.

UberWriter is a discontinued open-source minimalist text editor designed for distraction-free writing with integrated Markdown support, syntax highlighting, and a focus on simplicity. It provides a clean environment for authors and writers.

Code.org provides a comprehensive platform for learning computer science, offering free coding courses and resources for K-12 students. It aims to make computer science accessible and engaging through interactive lessons, block-based programming, and advanced language options.

xCHM is a free and open-source cross-platform GUI application designed for viewing compiled HTML Help (CHM) files. It acts as a front-end to the CHMLIB library, providing a user-friendly interface to navigate and read the content within these archive files, commonly used for software documentation and ebooks.

LaunchBox is a portable, box-art-based games database and launcher that elegantly organizes your entire gaming collection. It seamlessly integrates with DOSBox, emulators for various platforms, arcade cabinets, and PC games, providing a unified and visually appealing interface to access your library.

Lightning Browser is a minimalist and fast web browser for Android that prioritizes privacy, security, and efficiency. Built with Material Design principles, it offers a clean interface and essential browsing features without unnecessary bloat.

MyBrushes is a powerful digital painting and drawing software designed for macOS, offering an expansive collection of customizable brushes, robust layer support, and an infinite canvas for both professional artists and enthusiasts to create stunning artwork.

Mercury Web Browser is a powerful, feature-rich freeware mobile browser designed for both Android and iOS platforms. It offers a seamless browsing experience with advanced functionalities like ad-blocking, private browsing, and integrated social media features.

MarkPad is a robust and user-friendly markdown editor designed for writers, developers, and anyone who needs to structure and publish text efficiently. It offers a clean interface, real-time preview, and a range of features for enhanced productivity and content creation.

Zoom Player is a highly customizable and powerful media player and media center for Windows PCs. It offers extensive format support, advanced playback controls, and a flexible interface, making it suitable for both casual users and multimedia enthusiasts.

YACReader is a comprehensive and user-friendly comic book and manga reader and manager for various platforms. It supports popular comic file formats like CBR, CBZ, ZIP, and RAR, offering a seamless reading experience and robust library organization tools.

Viewnior is a lightweight and speedy image viewer designed for GNU/Linux operating systems. It prioritizes simplicity and performance, offering essential features for image browsing and viewing, including fullscreen mode, slideshows, and basic image manipulation, without being burdened by complex functionalities.

Mylio helps you organize, protect, and access your photos and videos across all your devices without relying solely on cloud storage. It leverages a unique approach to keep your entire library synchronized and accessible, offering powerful organization, editing, and sharing tools.

SageThumbs is a powerful free thumbnail preview and image converter shell extension for Windows Explorer.  It allows users to view a vast range of image formats and perform quick conversions directly within the familiar Windows interface.

EPUBReader is a lightweight and efficient browser extension that allows users to open and read EPUB e-books directly within their web browser. It provides a simple and intuitive reading experience without requiring external software.

Windroy is a robust Android emulator for Windows, designed to provide a seamless and performant Android experience directly on your PC. It allows users to run a wide variety of Android applications and games on their desktop.

CDisplay was a popular, minimalist freeware comic book archive viewer for Windows. Designed for seamless sequential image viewing, it provided a straightforward interface for enjoying digital comics and other image collections.

ImageGlass is a lightweight, versatile image viewing application designed as a modern, fast, and user-friendly alternative to the default Windows Photo Viewer. It supports a wide range of image formats and offers essential viewing tools alongside advanced features through its extensible architecture.

HoneyView is a fast and lightweight image viewer designed for viewing various image formats, including popular ones like JPG, PNG, and GIF, as well as comic book archives (CBR, CBZ) and the newer BPG format. It offers a clean interface and essential viewing tools.

NeoOffice is a robust office suite specifically designed for macOS users. It provides a comprehensive set of tools for word processing, spreadsheets, presentations, drawing, and databases, directly integrating with the macOS environment.

StackEdit is a powerful in-browser Markdown editor with seamless cloud synchronization and publishing capabilities. It's designed for writers, developers, and anyone who needs a distraction-free environment to create and manage rich text content using Markdown.

Airmail is a powerful and lightning-fast email client designed for macOS and iOS. It aims to provide a clean, modern interface with advanced features for managing multiple email accounts efficiently.

Aldiko is a versatile e-book reader for Android and iOS, supporting a wide range of formats including EPUB and PDF. It offers a rich reading experience with customizable settings, library management, annotation tools, and synchronization options.

Typora is a minimalist Markdown editor that unifies writing and previewing into a seamless experience. It provides a distraction-free environment with real-time rendering, allowing users to focus solely on their content without the need for separate preview panes or modes. It supports a wide range of Markdown features and offers flexible export options.

Cool Reader is a highly configurable and lightweight eBook viewer designed for comfortable reading on various devices. It supports multiple formats including EPUB and DOCBOOK, offers extensive customization options for interface and reading experience, and includes useful features like library management, annotations, and sync capabilities.

Xee is a lightweight and fast image viewer and browser application designed for macOS. It offers a streamlined interface for quickly viewing images in various formats, managing image collections, and performing basic image operations without the need for heavy editing software.

Gwenview is a robust and user-friendly image viewer for desktop environments, primarily known for its integration with the KDE ecosystem. It offers a clean interface and essential tools for browsing, viewing, and performing basic edits on a wide range of image formats.

WriteRoom was a macOS-only, full-screen writing environment designed to minimize distractions and provide a focused space for creative and professional writing. It offered a minimalist interface with powerful features for organization and tracking.

Q10 is a discontinued yet highly effective portable text editor, specifically engineered for writers seeking a minimalist, distraction-free environment. Its core strength lies in providing a full-screen writing experience, allowing users to focus solely on their words without the clutter of traditional word processors.

Nomacs is a fast and lightweight free, open-source image viewer offering a wide array of features for diverse image formats, including RAW and PSD. It provides essential editing tools, batch processing capabilities, and extensibility via plugins, making it more than just a simple viewer.