If I have downloaded the "Bitcoin Wallet" by "Bitcoin Wallet Developers" (Schildbach wallet) onto an Android phone from the Google Play store, how can I see the latest block number that the wallet knows about?
How to see highest available block number in "Bitcoin Wallet" app for Android (Schildbach wallet)?
At the main screen tap the menu icon (three dots at top right) and choose "Network Monitor" from the available options.
Then swipe left to switch from the "Peers" tab to the "Blocks" tab.
The top of this list shows the highest block number that the app knows about.