Plum Amazing has announced its new iPhone app for audio recording, Plum Record. Picture or text tags can be added to sound files at specific intervals to be used as reference markers. Recordings can be automatically or manually named, put into different folders, or transferred to a Mac using free software. The sampling rate is adjustable, and the app can convert files to other formats including WAV, MP3, MP4, AAC, 3GP, AIFF, etc. Plum Record is available for $5 from iTunes.