Release notes for version 4.0.0 of Bitcoin and Altcoin wallets, including a discussion of the concept of unavailable balance.
You now need to provide an API key for the fixer.io service to the Bitcoin and Altcoin Wallets free WordPress plugin.
New improvements: Blockexplorer links for addresses and TXIDs. All amounts are now displayed in fiat currency equivalencies. Better RPC adapters.
New exchange rate providers plus more improvements in Bitcoin and Altcoin Wallets version 2.8.0.
Bittrex, Poloniex, and Novaexchange APIs provide exchange rates to Bitcoin and Altcoin Wallets.