This release of QCPUFreq includes many bugfixes and improvments. Some features of the 0.4-series are:
* Settings dialog
* More accurate temperature values through bq27x100_battery module
* Support for saving the maximum frequency as default (power kernel)
If you want to test this new release you can get it from extras-testing (http://goo.gl/JFVO3) – please place your vote after testing it.
If you have any suggestions or issues please report them in the bugtracker or in the forum. People who want to contribute translations or are able to improve the help text in the help dialog are also welcome!