Open Source Android Productivity Apps - Page 4

Alarm Clock for musicians. Train Music in morning! Learn to identify intervals, chords and scales.

A library that provides accurate, real-world time to Android applications, synchronizing with network time protocols to ensure precise timekeeping.

Aisleron is a free, open-source Android shopping list application designed to organize grocery purchases and simplify shopping trips. Users can create custom stores and arrange products according to their corresponding aisles. Each item can also be associated with a location at home for easier inventory management. Swipe gestures allow products to be marked as needed or already in stock. Shopping lists can appear over the lock screen, reducing the need to unlock the phone while shopping. Multiple viewing modes display products by store, home location, or across all stores. Catima integration provides convenient access to loyalty cards. An optional self-managed synchronization service keeps lists updated across devices. The application includes dynamic colors, dark themes, and privacy-focused operation without advertisements or tracking.

Easily and securely share files and directories from the command line through a safe, private and encrypted link using a single simple command. Files are shared using the Send service and may be up to 1GB. Others are able to download these files with this tool, or through their web browser. All files are always encrypted on the client, and secrets are never shared with the remote host. An optional password may be specified, and a default file lifetime of 1 (up to 20) download or 24 hours is enforced to ensure your stuff does not remain online forever. This provides a secure platform to share your files. History tracking your files for easy management, ability to use your own Send hosts. Inspect or delete shared files, accurate error reporting. Streaming encryption and uploading/downloading, very low memory footprint. Intended for use in scripts without interaction.

A new Flutter project. This project is a starting point for a Flutter application. A few resources to get you started if this is your first Flutter project. For help getting started with Flutter development, view the online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.

Moodiary is a free, open-source, cross-platform journaling application designed for recording personal experiences, thoughts, and daily activities. Built with Flutter and Rust, it supports rich-text diary entries containing images, audio recordings, and videos. Users can organize entries into categories and retrieve past records through full-text search. Customizable themes, color schemes, and fonts allow personalized journal layouts. Privacy controls include password protection, biometric unlocking, and optional end-to-end encryption for synchronized data. The application supports WebDAV, S3, MinIO, and local network transfers for backups and synchronization. Weather information and saved locations add context to entries, while a map displays recorded places. Optional AI assistant integration provides conversational and diary-related tools using compatible AI services.

Pebble is a modern Android expense tracker focused on speed, privacy, and beautiful design. It helps you manage wallets, track spending, monitor budgets, and analyze finances without ads, accounts, or internet dependency. Built with an offline-first approach, Pebble keeps all your financial data stored locally on your device while offering powerful tools like smart SMS transaction detection, budget alerts, PDF reports, cloud backups, and detailed analytics. The app combines practical financial management with a highly polished experience through animated liquid gradients, tactile haptics, glassmorphism UI, smooth micro-interactions, and real-time charts. Every interaction is designed to feel fast, responsive, and effortless.

PinVault Pro is a professional-grade browser extension that revolutionizes Pinterest image downloading with AI-powered technology. The extension provides intelligent bulk selection, auto-scroll functionality, and maintains HD quality downloads while respecting Pinterest's terms of service. 🎯 Core Features: • Visual checkbox overlays on Pinterest images for intuitive selection • AI-powered auto-scroll with smart content detection • Bulk download capabilities with real-time progress tracking • HD quality preservation in original resolution • Modern glassmorphism interface design • Privacy-focused architecture with no external servers • Cross-browser compatibility (Firefox, Chrome, Edge, Opera) • Real-time synchronization between popup and sidebar interfaces 🌍 Universal Browser Support: • Firefox: Official Mozilla Add-ons Store approval (61.4 KB package) • Chrome/Edge: Manifest V3 compatible (60.0 KB package) • Opera: Manifest V3 compatible (60.3 KB package)

Mobile app for meditation. You can set min and max time, and when you start meditating the app randomly picks a time for you between those values. Set min and max time. Each session of meditation time is picked between those values. Satisfying jingle when completing a meditation. Doesn't keep ringing so you can continue meditation if you want. See basic stats: How many sessions, total time meditated, and your average session length. Open-source and lightweight. All data is stored with Hive, in multiple different boxes. Check hive_helper.dart for more info. All pictures are from unDraw or many pixels. All of the unDraw pictures are modified. You can find the original .svg files and .psd files inside /the assets-original directory. Finished edited pictures are inside /the assets directory.

Zen Moment is a minimalist meditation and breathing practice tool designed to make mindfulness accessible to everyone. Built with modern web technologies and optimized for performance across all devices, this application provides a clean, distraction-free environment for meditation practice. Key features include a precise meditation timer supporting 1-999 minute sessions with multiple presets, guided 4-7-8 breathing exercises based on Dr. Weil's proven relaxation technique, and an advanced analytics system that tracks practice patterns, habit consistency, and progress with achievement badges. The application also includes dark/light mode themes and 8 ambient background sound options for enhanced meditation experience. Built with Next.js 14, TypeScript, and Tailwind CSS, the application achieves Lighthouse scores above 95. Static generation ensures optimal performance with fast loading times.