Судоку: Заряд для ума

SoundCloud is a free music, podcast and audio streaming service with a vast library of tracks including underground music and remixes, but with stability issues, intrusive ads in the free version, and blocking in Russia.

A simple personal diary app with password protection, photos, and cloud synchronization, but with abundant ads and paid content that limits free version functionality.

The app offers personalized exercises and courses for training memory, attention, and logic with progress reports, available in free and premium versions.

Daylio is a diary app with mood, habit and goal tracking, operating without ads and requiring internet only for backups.

A simple app for creating and organizing text notes with color formatting, categories, and reminders, but cluttered with ads and requiring payments for most features.

Personal diary app with password protection, Google Account synchronization, multiple fonts and backgrounds, mood tracking, and entry search.

Service for e-books and audiobooks with a catalog of 800,000+ titles, convenient reader and player with device synchronization, but occasionally logs out users and does not work with VPN/whitelists.

Inkpad is a note-taking and to-do list app with cross-device synchronization, autosave, and built-in AI assistant; however, it suffers from data loss issues during synchronization and aggressive monetization of premium features.