Camera Plus (not to be confused with the best-selling and excellent app Camera +) is a US$0.99 (on sale for a limited time) app that offers nice control of your photography both before and after you snap your pictures.
The app offers 3 focus modes: Macro, Normal and Far. You can lock your focus once it is set. Another clever feature is 'Lumy,' an exposure slider you can see in the main live screen. It increases luminance in low light, and keeps the noise down. Another nice function is called Pix'd. Basically, it's an automatic tweaking feature for color, contrast and brightness. A lot of auto-enhance features don't work very wel
