Many folio iPad cases feature smart cover-like front cover, so if you want to easily access time on your new iPad with Smart Cover or folio case, the following clock app Peek Clock may be suitable for you.
Peek Clock is a Smart Cover-friendly clock app developed by Bridge6, and designed for iPad, and offer you a quick and easy way to access time on your new iPad or iPad 2 with Smart Cover. The iPad app features minimalistic user interface and simple controls. Just run the clock app, and closing your iPad’s front cover, the clock app will be ready to tell you the accurate time as long as you slightly open your Smart Cover. Apart from that, the Settings allows you turn on/off data and week, and select the time between Regular and Military.
Peek Clock with a size of 1.8 MB is compatible with iPad 2 and iPad 3 running iOS 4.3 or later. The iPad app is free for a limited time at present. If you’re interested, jump to App Store for more details.