This weeks top five software releases in the subjective opinion of Macworld's news editor, focus on utility, audio and backup.

Salling Software has announced Salling Clicker 2.1, a new version of the company's popular remote control application for Macs that uses Bluetooth technology in its own unique way. This version allows users to harness a wider number of Bluetooth-enabled phones, adding support for Nokia's, Sony Ericsson's and Siemen's Symbian-based smartphones to existing support for Sony Ericsson and Palm-powered devices. new functions are also introduced in the release, which requires Mac OS X 10.2.8 or later and costs $19.95.

For iLife 04 users, Griffin Technology's PowerMate software 1.6 introduces GarageBand support to the company's USB control dial. This support means PowerMate-equipped GarageBand users can quickly navigate through their songs and control playback using Griffin's device. It also offers new functions for the whole iLife 04 package, Word and also Excel. The software's available for free to existing users.

AudioFile Engineering this week released a tech-demo of Sample Manager. This is a fully-featured batch audio processor for OS X. It offers extensive audio file format support, including: AIFF, WAVE and Sound Designer II files; and partial support for ACID, Recycle and Apple Loop files. It also provides detailed file and audio info and unlimited undo, alongside MIDI playback of the selected audio file. The final shipping version will cost $49.

Digital photographers may benefit from New Zealand developer SubRosaSoft's newest product, FlashRestore 1.0. This utility comes in handy for recovering accidentally-deleted images from digital camera memory cards. It works with most Memory Sticks, SmartMedia, CompactFlash I & II, and SD/XD Cards and costs $24.95.

Finally, digital convergence means Mac users are witnessing an explosion in the quantity and value of data – such as photos and music – they have stored on their hard drives. A number of back-up options exist, including the BackUp software supplied for free by Apple to .Mac members. MimMac from Ascendant Software is a $10 easy-to-use back-up utility to help shift data between Macs and keep existing data backed-up. It will also create bootable system clones.