From Upper Hand Software:
Total Recall by Killer Mobile is the best selling, feature packed Call Recorder utility for Nokia S60 devices running the Symbian OS. Total Recall integrates the most cutting edge beep suppression available to deliver high quality recorded, beep free audio on most devices, and offers a rich feature set in one extremely easy to use application. Total Recall allows you to easily record all or just some of your calls.
What's new in this version:
Version 4.10 adds universal WAV support and features completely new UI.