TimingDraw is a powerful editor for digital and analog timing diagrams with extensive features.
TimingDraw allows designers, scientists, and students to specify and visualize timing diagrams. In contrast to other timing editors, TimingDraw has some outstanding features, for example quick edit functions.

Features:
* Intuitive Windows Graphical User Interface.
* Digital and analog signals supported.
* Customizable signals.
* Logical signals, busses, clocks, analog signals.
* Easy and interactive zoom/ unzoom by mouse wheel and mouse drag.
* Vista compatible.
* Save/ load projects.
* Export/ import of traces.
* Measuring capabilities.
* Labels and text supported.
* Graphics (arrows, boxes, circles, curves).
* Inversion of signals.
* Time line.
* Cut, Copy, Paste of traces.
* Edge help lines.
* Save as Bitmap, copy to clipboard.
* Print Functionality.
* Send timing diagrams via eMail.
* Trace Navigator.
* Reference Navigator.
* Undo/Redo.

The license of this software is Free Trial Software, the price is EUR39.95, you can free download and get a free trial.