SIE4 Anomaly Analysis

Free

Upload a SIE4 file and instantly detect suspicious journal entries: round amounts, duplicate postings, and unusual accounts. All processing happens locally — no data leaves your browser.

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All files are processed locally in your browser. Nothing is uploaded to any server. Technical guarantee: the browser's Content Security Policy (CSP) blocks all external network requests at the OS level. Your files and data never leave your device.

🔒 No data leaves your browser

⚙ Analysis settings

Minimum amount to flag as rounded

Amounts evenly divisible by this value will be flagged

Matching method for duplicate entries

Exact matchFuzzy ±1 month

Minimum occurrences per account

Accounts with fewer occurrences are marked as unusual

Drag and drop your SIE4 file here

— or —

Accepted formats: .se, .si, .sie · Max 20 MB

All data stays in your browser — nothing is sent to a server