Banking

Here is a csv/qbo to iif converter app i've been working on since October 2023

It's contributionware

https://www.reddit.com/r/QuickBooks/comments/1dddabe/free_qbo_csv_to_iif_converter_for_windows/

It lets you convert CSV/QBO/QFX files to IIF or QIF

It has a built in rules editor to automatically catagorize transaction

It even has a built in balance tool to help you balance your books