Conversion Guides

Step-by-step tutorials for moving transactions between QuickBooks Online, QuickBooks Desktop, Quicken, and spreadsheets — plus fixes for the most common QBO, IIF, and CSV import errors. Every guide is written from real conversions run through our free converters below.

QuickBooks Online

How to Convert CSV to QBO for QuickBooks Online (Free, Any Bank)

Step-by-step guide to converting any bank CSV export into a QBO file for QuickBooks Online — with bank-specific instructions for Chase, Bank of America, Wells Fargo, Citi, and more. Free, no signup.

March 3, 2026

QuickBooks Desktop

CSV to IIF: Import Transactions to QuickBooks Desktop

The QuickBooks Desktop side of a CSV to IIF import: preparing the file, matching account names to your chart of accounts, the double-entry pairs IIF requires, backing up the company file first, and verifying the import afterwards.

February 28, 2026

QuickBooks Online

How to Import Bank Statement CSV into QuickBooks (Free)

Your bank gives you CSV. QuickBooks wants QBO. Here's the fastest way to convert any bank statement CSV and import it into QuickBooks Online or Desktop — no software needed.

March 5, 2026

Quicken

Free CSV to QIF Converter: Online, No Download Required

Convert any CSV bank export to QIF format instantly — free, works in your browser, no software to install. Compatible with Quicken, GnuCash, and Microsoft Money.

March 2, 2026

Data Export

Export QuickBooks IIF to CSV: Step-by-Step Guide

What an IIF file really contains — multiple record types in one text file, and the fields QuickBooks Desktop silently leaves out — plus how to split one into usable spreadsheets and reconcile the result.

February 14, 2026

QuickBooks Online

What is a QBO File? How to Open, Create, and Convert One

QBO files are used to import bank transactions into QuickBooks Online. Learn what they contain, how to open them, and how to create one from a CSV.

March 4, 2026

QuickBooks Online

Export QuickBooks Transactions to Excel: 3 Ways to Get QBO Data into a Spreadsheet

Three ways to get QuickBooks transactions into Excel or Google Sheets — the built-in Banking export, the Transaction List report, and converting a raw QBO file you haven't imported yet.

April 8, 2026

Troubleshooting

Fix QuickBooks Import Errors: 8 QBO, IIF & CSV Problems Solved

Fix the 8 most common QuickBooks import errors — "File type not supported", "We couldn't read this file", duplicate transactions, IIF account name errors, and CSV column mapping issues. Step-by-step solutions for QuickBooks Online and Desktop.

March 1, 2026

Calendar Tools

Convert ICS Calendar to CSV: Complete Guide

Export ICS from Google Calendar, Apple Calendar, or Outlook and turn it into a spreadsheet — including how timezones, all-day events, and recurring RRULE series behave, and how to build a timesheet from the result.

February 7, 2026

File Formats

What is a QIF File? How to Open, Convert, and Import One

QIF (Quicken Interchange Format) is a legacy financial file format from the 1980s still used by banks and Quicken today. Learn what's inside a QIF file, how to open it, and how to convert it to CSV or QBO.

April 25, 2026

File Formats

What is an OFX File? How to Open, Convert, and Use One

OFX (Open Financial Exchange) is the standard format banks use to export transaction data. Learn what's inside an OFX file, which software supports it, and how to convert it to CSV, QBO, or QIF.

April 25, 2026