Calculate ITC interest & reversals from your ledger.

Upload CSV or Excel. Get exact invoice-payment allocations, interest amounts, and reversal figures — ready for audit.

1

Upload ledger

Start with a CSV, XLSX, or XLS ledger containing Date, Debit, and Credit columns.

Max file size: 15 MB
Drop file here, or click to browse
Debit rows are payments; credit rows are invoices.
Multi-sheet Excel file? to specify the sheet name.
Advanced options
2

Choose export mode

The estimate checks whether the selected mode can run for your file.

3

Review estimate and download

Run the calculation once the selected file and export mode are valid.

Waiting for file
Choose a ledger file to start.
No upload yet
Rows
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Suppliers
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Runtime
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Row Limit
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Recommended mode Exact is the audit-ready default.
Detected input preview
First rows after date parsing and supplier/date sorting