IIF to Wave CSV Converter
Upload your IIF file and download clean Wave CSV. Fast conversion, no manual copy-paste.
Free · no sign-up · downloads automatically.
How to convert IIF to Wave CSV
- 1
Upload your IIF file
Drag and drop your .iif file, or click to browse.
- 2
Convert it
Statemently reads the file and creates a clean Wave CSV output.
- 3
Download your Wave CSV file
Your Wave CSV (.csv) file downloads automatically, ready to import.
Why convert IIF to Wave CSV?
Use this when you have a file in one format and need a clean Wave CSV file without rebuilding it by hand.
- Upload your IIF file and download Wave CSV
- Avoid manual copy-paste and formatting cleanup
- Works with real-world exports that do not follow a perfect template
Example: before and after
A sample IIF file and the exact Wave CSV this tool produces from it.
Input · .iif
!TRNS TRNSTYPE DATE ACCNT NAME AMOUNT
!SPL TRNSTYPE DATE ACCNT NAME AMOUNT
!ENDTRNS
TRNS DEPOSIT 06/02/2026 Checking Direct Deposit ACME Payroll 4200.00
SPL DEPOSIT 06/02/2026 Income -4200.00
ENDTRNSOutput · .csv
| Date | Description | Amount |
|---|---|---|
| 2026-06-02 | Direct Deposit ACME Payroll | 4200 |
Tips
- Files up to 8 MB are supported. Very large files may be summarized before AI conversion.
Frequently asked questions
Is the IIF to Wave CSV converter free?
Yes — it's completely free, with no sign-up required.
What is a IIF file?
IIF (Intuit Interchange Format) is a tab-delimited format for importing lists and transactions into QuickBooks Desktop.
What can I do with the Wave CSV file?
Wave CSV uploads transactions into Wave for review and categorization.
Is my financial data private?
Your file is processed only for the conversion, never sold, and not stored by this converter after the conversion runs.
Is there a file size limit?
Files up to 8 MB are supported, which covers even multi-year exports.
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