There is no limit in trail version. But, please buy the app to support me. Tks. (Không có hạn chế trong phiên bản dùng thử, nhưng hãy mua ứng dụng để hỗ trợ tôi. Cảm ơn) Start Design help you create beautiful, impression, and your own style wallpaper with utmost ease. The main functions: - Create colorful background - Create multi-column background color - Create artistic backgrounds from photos - Create Advanced wallpaper. You can freely creative things you want