Below are downloads of several applications which have dropped in price and are available for a limited time from Apple's App Store. These apps are created for the iPhone and iPod touch; they're also compatible with the iPad but will run at a significantly lower resolution. (Check the individual apps for further information.) Many are at the lowest total price we've seen. The deals:

• Dramatic Black & White for 99 cents ($1 off): Photography tool
• Meernotes for 99 cents ($2 off): Note-taking software
• Wikibot for 99 cents ($1 off): Wikipedia client
• Hurricane Tracker for $2.99 ($1 off): Hurricane tracking tool
• 2Do: Tasks Done in Style for $4.99 ($2 off): Task management tool
• Adobe Photoshop CS5 TOP Practical for $8.99 ($4 off): Adobe Photoshop tutorial
• Microsoft Office 2010 Professional Handbook for $18.99 ($4 off): Microsoft Office tutorials