Compare Excel Files Online
Upload two spreadsheets (.xlsx, .xls, or .csv) and CompareStack extracts rows for a line-by-line comparison of cell values—great for data QA and version checks.
What is Excel / spreadsheet compare?
Spreadsheet compare reads rows from two .xlsx, .xls, or .csv files and lines them up so you can see added, removed, and changed cells in a text-style diff—ideal for data QA and version checks.
⚡ Features
- Supports XLSX, XLS, and CSV uploads (10MB per file)
- Row-oriented extraction for comparable lines
- Highlights differences after processing
- Free online workflow—no install
🛠️ How to use
- Upload spreadsheet A and spreadsheet B
- Click Compare Excel Files
- Inspect the diff for row and cell-level changes
📌 Use cases
- Compare exports from finance or ops systems
- Validate ETL output between runs
- Check two CSV drops from vendors