Give your trading CSV a quick preflight.

Check the file for common journal-import trouble before you spend time mapping columns: repeated order IDs, IDs changed to scientific notation, fee-only rows, missing fields, blank lines and timestamp details that need a closer look.

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Use a downloaded .csv activity, order or execution export.

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For privacy, use a copy with your name, account number and other personal details removed.

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Use the free Excel / Google Sheets journal to log completed trades by hand. It does not import broker files.

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Give your trading CSV a quick preflight.

Choose a broker CSV

File summary

Review findings

Detected column headings