Playbooks & Checklists

Spreadsheet QA Checklist

A one-page checklist of the structure, data-integrity, and formula checks to run before you trust or ship any spreadsheet.

What's in it

  • Structure checksHeaders, blank rows, and one-row-per-record.
  • Data-integrity checksUnique keys, leading zeros, dates, types, and encoding.
  • Formula checksTotals that tie out and no error cells.
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A practical pre-flight checklist for spreadsheets: the structural, data-integrity, and formula checks that catch the errors which slip past a quick scroll, dropped leading zeros, broken keys, stale totals, garbled encoding. Run it before you trust a file or hand it off.

Enter your email and we'll send the one-page PDF. It's built to be printed and ticked off.

How to use it

  1. 1

    Run it before you trust a file

    Work top to bottom: structure, then data integrity, then formulas.

  2. 2

    Tick every box

    Each item is a known source of silent corruption. Don't skip the boring ones.

  3. 3

    Finish with a comparison

    Diff the file against its prior version to confirm only intended changes shipped.

Before you ship, compare the file against its prior version in SheetCompare.

SheetCompare diffs two versions of a workbook cell by cell, so period-over-period changes are obvious.

Frequently asked questions

Is it free?

Yes. Email it to yourself, no payment or account. We'll occasionally send useful spreadsheet content; unsubscribe anytime.

Who is it for?

Anyone who hands spreadsheets to others: analysts, accountants, ops, and anyone shipping data.

What format is it?

A one-page PDF you can print or keep open while you work.

Compare two versions of any spreadsheet

Drop two files into SheetCompare and see every changed cell. Free, private, and runs in your browser.