I use Mint too. I don't worry about it too much as long as my net worth goes up, my salary goes up, I investment 10%, and I save another 10%. As my financial s

I use Mint too. I don't worry about it too much as long as my net worth goes up, my salary goes up, I investment 10%, and I save another 10%. As my financial situation got more complicated with more expenses and larger income, I also update a ledger of my expenses and income once a month. That helps me track my savings and investment rates better. It's generally better to focus on the longer term investing than it is to track your specific return at any moment in time.