SplashData makes some excellent software for Palm OS, Windows Mobile, Symbian, BlackBerry and UIQ. Their titles include SplashNotes, SplashWallet, SplashPhoto and SplashShopper.

They're having a spring sale which gets you 20 percent off their titles. Use the code Spring20 to get your discount at checkout.

Visit them at http://www.splashdata.com/purchase/