The world's most powerful tool for music notation. Igor Engraver is an extremely powerful program. Yet it has been designed to be very easy to use for beginners and experts alike. At the same time, Igor Engraver offers the professional engraver powerful control over all aspects of the notation of music. In addition, it offers full built-in support for e-commerce, allowing you to produce portable, fully cross-platform scores which can be published on the Internet.