Simple and beautiful app for all your offline comic books. Enjoy distraction-free reading experience (no ads, no bloated features, easy and intuitive settings). Optimized for tablets and smartphones. Supports CBZ/ZIP, CBR/RAR and folder based comics. Advanced zoom and scaling modes. Comics/manga reading mode. Library management with automatic bookmarks. Simple file browser. Free, open-source, no ads, gluten-freesource code available at https://github.com/nkanaev/bubble.