Grids was designed as a simple vectorial drawing software as there are not a lot on Windows.
Its principal functions is dedicated to schemes drawing, thus you can generate libraries with
symbols which can be easily used (many symbols are provided with Grids).
Easy to start, it could help you in your everyday professional needs of drawing schemes.
Our Review: In terms of basic mathematical representations in graphical form, this is an excellent personal or small business tool. Very easy to use with a simple interface - most of your simple requirements will be met for free.