CryptFolio Keep track of all your cryptocurrencies (BTC/LTC/NMC/FTC)

Features

    Keep track of your cryptocurrencies securely
    Stay updated with your online securities and funds
    Supports a wide variety of currencies, exchanges and wallets
    Perfect for offline/cold wallets or distributed portfolios
    Easily put together personalised reports with information that is relevant to you
    Open source


How does it work?

    Provide any number of public BTC, LTC or FTC addresses
    Similarly, provide read-only API access to your wallets, exchanges or other accounts
    Data is downloaded regularly and compiled into reports
    No personally identifiable information is ever necessary
    All downloaded data is either publically accessible or through read-only secured APIs, meaning your funds will always be safe

http://cryptfolio.com/