plain-app

Overview of plain-app

What it is

PlainApp is a free, open-source Android app that turns your phone into a self-hosted management hub accessible from any web browser on the same network. It requires no accounts, no cloud services, and no subscriptions. All data stays local and never leaves the user's network.

Key features

• Web-based phone management: browse files, media, contacts, SMS, call logs, apps, notifications, and screen mirror from a browser.
• Built-in Android tools: Markdown notes, RSS reader, video/audio player, TV cast (DLNA/Chromecast), peer-to-peer chat and file sharing, Pomodoro timer, sound meter.
• End-to-end encryption: all traffic between phone and browser is secured with TLS + XChaCha20-Poly1305.
• No account required: no registration or login needed.
• PWA support: can be pinned to the desktop like a native app.
• Fully open-source under AGPL-3.0 license.

Use cases

• Transfer files between phone and computer without cables or cloud services.
• Read and send SMS from a desktop browser.
• View and manage photos, videos, and audio stored on the phone.
• Mirror the phone screen to a computer for presentations or remote control.
• Use the phone as a self-hosted media server to stream content to a browser.
• Manage contacts and call logs from a larger screen.
• Take notes, read RSS feeds, or use a Pomodoro timer directly on the phone.

Getting started

Install PlainApp on your Android device from Google Play, F-Droid, or the latest GitHub release. Then open a web browser on a computer connected to the same Wi-Fi network and navigate to the address shown in the app. For detailed instructions, see the repository README.

License and pricing

Licensed under AGPL-3.0. The app is free and open-source with no paid features or ads.

Based on the project's public README and repository metadata.