Kdan Mobile Software LTD has NoteLedge (iTunes Link) for the iPad in the iTunes App Store for FREE (regularly $4.99) for a limited time.

NoteLedge is a robust note-taking application that allows you to take notes with powerful editing functions such as handwriting, typing, photo-editing, audio and video recording. What makes NoteLedge stand out is its cutting-edge patented feature, “Navigator”, a gadget that provides you with the possibility to crop the selected contents in your own way and paste them anywhere within the notes. NoteLedge makes a perfect tool for making a scrapbook, composing a brief memo, keeping a daily diary, writing a travel journal, and recording brainstorming results.

Kdan Mobile Software LTD has Pocket Scanner HD – Documents on the go (iTunes Link) for the iPad in the iTunes App Store for FREE (regularly $4.99) for a limited time.

Pocket Scanner HD enables you to capture, digitalize and keep valuable information at your fingertips. Different from a camera app, Pocket Scanner HD incorporates leading image processor, file manager, multiple file sharing options, and powerful built-in PDF Reader engine. The image processor optimizes the scans so you don’t lose the quality of the documents. It helps make quick scans of documents, receipts, whiteboards, books, business cards, notes, posters, checks, and even multi-page documents.

Quick scans can be done in a matter of seconds with help of the state-of-the-art automatic edge detection: you don’t need to adjust the margins of your scans! The quality enhancement tool helps you capture every bit of your intended scans, even under a less-than-ideal photo taking environment.

Pocket Scanner HD also supports more than 10 ways to transfer your files. With its built-in support for sharing, you can share your scans as multi-page PDF or JPEG files by email, Dropbox, GoogleDocs, Box.net, SugarSync, and FTP/WebDAV.

Institute of Electrical & Electronic Engineers Inc has Robots (iTunes Link) for the iPad in the iTunes App Store for FREE (regularly $1.99) for a limited time. This deal expires April 14, 2012.

Robots for iPad is the best, most complete guide to the world of robotics. This fun, highly interactive app lets you explore over 100 real-world robots, with hundreds of animations, photos, videos, and articles.

Featured as “New and Noteworthy” by Apple in the App Store. Reviews and mentions in the NYTimes, Wired, CNET, The New Yorker, Boing Boing, The Verge, Guardian, Mashable, and others. Winner, 2013 Jesse H. Neal Award, “Best Use of Mobile”