webtoapkfree turns a website, a single HTML file or a few text pages into an Android app. Paste an address, pick a name, icon, colour and side menu or bottom tabs, and get a signed APK and AAB ready to install or submit to Google Play. Everything is built and signed in your browser, so nothing is uploaded, and the signing key stays with you. No login, no watermark, no ads in your app, and no download fee. Android 8 and newer.