Timeless (US$0.99) for iOS is a heavy-duty timer and stopwatch app with some interesting features and a colorful, clean design (taking some inspiration from the upcoming release of iOS 7). Offering up to ten simultaneous countdown timers / stopwatches, you'll have no problem keeping track of multiple, timed items to the second with Timeless.
Timeless has a simple and stylish interface with a variety of colored themes that can be applied to each timer, so it's easy to keep track of and identify unique timers from a glance. Furthermore, with a double tap timers can be labelled as required, like "bread in oven" or "coffee break."
To add a new timer,
