AHD Subtitles Maker Pro is a free text-based subtitle maker software for Windows . It is released under GPL3 licence. It allows you to create text-based subtitle formats without any external scripts. You can edit the subtitles using the mouse with timeline control. It also allows you to change font, color, alignment for each letter. You can edit the UI of the software also. It supports VobSub format, all encoding that installed on Windows.