Hi there!
I want share you an android app that you can show the total value of multiple wallet BTC, ETh and transaction history for each wallet.
It only using wallet address for tracking balance and transactions. So it very secure because it not request private key.
Please refer link bellow for more detail:
https://play.google.com/store/apps/details?id=com.silver.app.cryptocurrencyloverI. SUMMARY
★ Cryptocurrency Lover allowing you to search and tracking Bitcoin, Ethereum wallets either by their public address or by a QR Code.
★ Cryptocurrency Lover will show you the wallet balance and transaction history of Bitcoin, Ether on blockchain.
★ It's the easiest way to get overview all your cryptocurrencys investment.
III. FEATURE
★ Easily search wallets either by public address or QR Code
★ Add multiple wallets such as BTC, ETH and save it all one application.
★ View wallet balance for all your cryptocurrencys.
★ View transaction history for each wallet.
★ Show transaction info and txhash on the blockchain
★ Up to date total crypto amount.
IV. Change Log
v1.3
(*) Add multiple wallets such as BTC, ETH.
(*) Very secure because the app only save wallet address and don't require your private key.
(*) Update coins price from coinmarketcap.com
(*) Transaction history power by etherscan.io and blockcypher.com
(*) Show transaction history, total cryptocurrencys value
(*) View transaction detail.
(*) Supported BTC, ETH