Convert CSV to IIF for QuickBooks Desktop
Get IIF files from your CSV data for direct QuickBooks Desktop import.
How It Works
Upload Your CSV
Drop any CSV file — any bank, any layout
Columns Auto-Detected
We detect dates, descriptions, amounts, and other fields automatically
Download IIF
Get your clean IIF file instantly
What is IIF?
Intuit Interchange Format
Tab-delimited format used exclusively by QuickBooks Desktop. Supports journal entries, invoices, bills, and bank transactions for bulk import.
What is CSV?
Comma-Separated Values
Universal plain-text format readable by every spreadsheet app, database, and accounting tool. Ideal for importing transactions into Excel, Google Sheets, Xero, or custom workflows.
Why This Tool
Auto Column Detection
Automatically finds date, description, amount, and other columns
Works With Any CSV Layout
Handles any bank export format or custom CSV
Instant Conversion
Get your file converted in under a second
Secure & Private
Files are processed and never stored on our servers
When to Use This
QB Desktop Import
Turn bank CSVs into IIF for QuickBooks Desktop bulk import
Journal Entries
Convert CSV transaction lists into properly formatted IIF journal entries
Data Migration
Move transaction data from spreadsheets into QuickBooks Desktop via IIF
Frequently Asked Questions
Is IIF supported in QuickBooks Online?
No. Use QBO format for QuickBooks Online. IIF is for QuickBooks Desktop only.
What CSV format is expected?
Any CSV with transaction data. We auto-detect date, description, amount, and other columns.
Do I need specific column names?
No. We auto-detect date, description, amount, and other columns regardless of naming.
Is my data secure?
Files are encrypted in transit via TLS. We process in memory and never store your data.
Is it really free?
Yes. No signup, no watermarks, no limits, no hidden fees.
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