I did some research and follows a list of software for wireframe into your Ipad.
We are proud to offer you a new app for website sketching and apps interface making, including iPhone and iPad apps. This app will make designers, programmers, interface designers life much easier. Easy-to-use interface and a lot of various stencils will help you to mockup any web sites and apps interfaces.
Blueprint is the most powerful iPhone(or iPad) UI design application.
Blueprint has many predesigned widgets, including all of the iOS views, controls, and buttons.
With just a few taps, drags and drops, you can make a meaningful UI screen.
App Cooker – Design, Mockup & Prototype Apps Interfaces
App Cooker is the finest iOS mockup software ever created for iPad.
Whether you’re a developer, designer or app entrepreneur, App Cooker features every professional tool needed for planning and prototyping superior iPhone & iPad apps.
iMockups for iPad
iMockups for iPad is the PREMIERE mobile wireframing and mockup app for your web, iPhone and iPad projects.
Created exclusively for the iPad, iMockups combines a beautiful interface with intuitive functionality, taking full advantage of the breakthrough touchscreen device.
UI Sketcher was selected from over 10,000 entries as an Official Honoree for the Services category in the 15th Annual Webby Awards. The Official Honoree distinction is awarded to the top 10% of all work entered that exhibits remarkable achievement.
Need to create a quick diagram, process chart, page layout, website wireframe, or graphic design? With OmniGraffle, your iPad touch screen is your canvas (or graph paper, or whiteboard, or cocktail napkin . . .).