Adobe said on Tuesday (Feb 25) it is bringing its Photoshop app to mobile phones for the first time, offering both a free version and a paid version at the lowest cost yet for the app, at US$7.99 per month. First released in 1990, Adobe's digital image software is enough of a household name to have become a verb for touching up photos. But it has always cost money, and the lowest-cost version previously was a US$9.99 per month subscription for Apple's iPad. Adobe has now released a free version