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Free Beta

Duplicate Invoice Finder

Find possible duplicate supplier invoices.

Scan one supplier invoice export for duplicate invoice numbers, normalised references, exact amount/date matches and near-date review candidates.

Start check Try sample data Report a problem
CSV, Excel, PDF, Word and images Column mapping Explainable results Complete reports free during beta
Synthetic example Works with your currency

Potential duplicate invoices in synthetic data.

Generated using synthetic sample data.

Run check

Duplicate Invoice Finder

Find supplier invoices that may have been submitted or recorded more than once.

Free Beta: checks and complete CSV reports are free during public testing, with no account, email gate, payment, or feature lock.

No files ready?

The sample uses synthetic CSV files and the same engine as uploaded checks.
  1. 1. Upload
  2. 2. Verify
  3. 3. Match columns
  4. 4. Results

Upload your invoice data

Supports CSV, Excel, PDF, Word and images. Files are processed for this check, not sent to an external AI or document-processing provider, and deleted according to the beta file-handling policy.

Supported formats
  • CSV
  • Excel (.xlsx)
  • PDF
  • Word (.docx)
  • JPG/JPEG
  • PNG
Scans and photos

Photos and scanned PDFs are read in your browser. Check extracted values before running the analysis.

By uploading files, you confirm that you are authorised to use this information for this check.

Supplier invoice export

Drop your file here

CSV, Excel, PDF, Word, JPG or PNG ยท Max 10 MB