Adobe has launched Adobe Photoshop Express for windows 8 and windows RT. Photoshop Express is a free app and it is now available from windows store.
Main features:
Crop, straighten, rotate, and flip ?your photos.
Remove red eye.
One-touch adjustment for brightness, exposure and shadows.
Slider controls for exposure, contrast, clarity, vibrance.
More than 15 effects.
Upload your photos to Adobe Revel to sync them across your devices.
Price:Free