Abacus – Multipurpose Powerpoint has 320 Unique Slides in 4 Aspect Ratio (16:9 (HD), 4:3, 16:10 and A4 Print Ready. 2 Background Version (Clean & Dark). 128 PPTX/PPT Files. 16 Color Options – Ready to use. 50 Premade Colour (Clean & Dark) and 160+ Color Themes (XML ) files, 30 Icon slides- ready to use. 15+ PSD (Mockup). Abacus – Multipurpose Powerpoint a clean, scalable, colorful and multipurpose. Suitable for Business, E-commerce or Product promotion purpose. Abacus – Multipurpose Powerpoint with Master Slides and Premade Colour Scheme based. Easy to change and edit. Just one click to change.