With Ether Explorer you can easily explore the Ethereum blockchain.
Features
Statistics of the blockchain
Watch over multiple accounts
Browse latest transactions
Browse latest blocks
Download
Sadly Ether Explorer is not available any longer due to etherchain.org closing their API :/
Search after "Ether Explorer" on Google Play.
Support
Tips welcome; 0x004cfeee04C4F3957B53421C16212f6963979Df8