1)   Machinist Calculator 5.0.38
Machinist Calculator has been developed to quickly solve common machine shop math problems such as trigonometry, speeds and feeds, bolt circles, and much more. Get your free demo now.

 2)   Movie Magician 2.5
With Movie Magician users can play video and audio together at variable speed without pitch change, transpose music,loop-repeat selected video parts, play movies to match user defined duration, take movie snapshots. Supports all common video formats.

 3)   Convert Length, Temperature, Speed, Volume, Weight and Area Software 7.0
Convert from one length, temperature, speed, volume, weight or area to another.

 4)   Play MP3s Slowly Software 7.0
Play MP3s slowly by adjusting tempo. Also, adjust pitch to make slow playback more listenable.