MaxCurve is an app for iPhone and iPad that, as the name suggests, relies predominantly on curves for image editing. Overall, there are 20 curve adjustments available which are grouped into so-called kits. Another key feature of MaxCurve is its ability to connect, via Wi-Fi, to a desktop version of Photoshop that is running on a Windows PC or Mac. Read more
Articles: Digital Photography Review (dpreview.com)