If you have trouble applying personas in your design proess, take a look at this short article from webdesignfromscratch.com. Maybe you will see the light… or at least get some inspiration 🙂
Also check out Lene Nielsens blog about personas.
WebMobi is a cloud based Mobile Web Application creation and publishing platform that allows for rapid creation and distribution of mobile web apps and hybrid apps for smartphone and tablets.
Apps in seconds is an easy drag and drop prototype tool for iphone apps.
Smashing Magazine has collected a selection of wireframing kits for mobile design. Take a look at their blog and find links to wireframing tools for both Android, iPhone and iPad.
Concept Maker is a creativity tool which assists you in the creative process, whenever you have to generate concepts and ideas.