With Apple's market it seems inconsistent. There are some iPhone apps that are $0.99/€0.99/£0.99 or $9.99/€9.99/£9.99, but also many that are $0.99/€0.89/£0.69

With Apple's market it seems inconsistent. There are some iPhone apps that are $0.99/€0.99/£0.99 or $9.99/€9.99/£9.99, but also many that are $0.99/€0.89/£0.69 or $9.99/€8.99/£6.99. Not an exact conversion, but not just swapping out the signs either. I think the app author gets to choose which of those two pricing schemes they want.