Hidy Ho (Math) Campers!

As a result of the problems identified in my previous article with Mint.com’s annual “Net Savings Over Time” report, I decided to nerd out on money tracking again. Apologies to those of you who don’t enjoy these articles as much as some of my others. However, much like Darrow Kirkpatrick did with retirement calculators, I believe it’s important to understand the pluses and minuses associated with popular money tracking software. This is especially crucial considering the importance I place on tracking money, to begin with.

I spent several days prior to writing this article improving the fidelity of my data in my Mint.com account. I also rebuilt my entire 2017 financial year in Quicken. Doing so allowed me to total my net savings for the year in Quicken and verify if I made any mistakes with my Mint calculations.

The now infamous Net Income Over Time report display

To refresh everyone’s memory, when I initially ran Grumpus Familias’s net savings for 2017 through Mint as part of my annual end of year fiscal review, it reported we saved $70.5K. However, I didn’t trust that number due to my inability to verify whether or not Mint accounted for our annual Roth IRA transfer. The program, as far I could tell, didn’t allow for that determination. After spending a few days double checking entries, modifying several transaction labels, and re-displaying reports; Mint now shows an annual net savings of $69.5K. Obviously, I had approximately $1K of transactions mislabeled in my previous report. However, I still cannot verify exactly how Mint determines expenses and income for this report. As a result, I don’t trust this number any more than the previous one. Continue reading →