AppsManager: APK Backup & Info

Local music player supporting all popular formats, with built-in equalizer, playlists and lock screen controls; overall stable, but has occasional audio and navigation bugs.

A simple and fast notes app with autosave, color themes, and fingerprint protection, but without cloud sync and text editing features.

BlackNote is a simple text notepad with basic editing, note organization by date/title, dark theme, and widgets (partially functional). It lacks text formatting, markdown, and advanced features.

Task management and habit tracking app with calendar, timers, reminders, and progress tracking. Works offline without ads, with a one-time premium paid version.

A simple note-taking app with widgets, search, backups, and password protection, but without language support and text formatting.

Tasks.org is an open-source task management application with support for nested subtasks, synchronization (Google Tasks, CalDAV, Nextcloud, EteSync), reminders, and widgets, with partial functionality available in the free version and paid synchronization for certain services.

Note Guru is a simple app for creating colored text notes with widgets, reminders, and basic category organization, but suffers from serious stability issues and data loss problems.

Aegis Authenticator is a free open-source app for generating and storing 2FA tokens (HOTP/TOTP) with encryption, biometric unlock, group organization, and automatic backups.