http://www.reviewtomail.com/ (http://www.reviewtomail.com/)
Daily summaries (0:00 UTC)
No more useless checking of the app catalog
Stay on top of your download count
Get notifed when a new version is pushed
And the best thing - Free.
and a similar webos app:
https://developer.palm.com/appredirect/?packageid=com.chofter.palmdevutils (https://developer.palm.com/appredirect/?packageid=com.chofter.palmdevutils)
First one is probably dodgy, but the second should be useful.
I have the 2nd. It's a bit boring if your sales are not growing, though ;)