This is a free app that turns iphone into a magnifier. The unique thing is text enhancement. It replaces your reading glass. Better yet it automatically converts text into black and white so they are easier to read (see screenshots).
What's new in version 1.0
ReleaseSeptember 24, 2010
Date AddedSeptember 24, 2010
Additional RequirementsCompatible with iPhone 3Gs, iPhone 4. iTunes account required.