Spreadsheet comparison tool
Compare selected sheets with optional key-based row alignment.
How to use Spreadsheet comparison tool
- Choose a source file. If the tool accepts multiple files, arrange them in the order you want.
- Set sheet name (blank = first), key column (blank = row number).
- Run spreadsheet comparison tool, review the output, then use the available copy or download controls.
What this tool supports
Compare selected sheets with optional key-based row alignment.
- Sheet name (blank = first)
- Set this value for your task.
- Key column (blank = row number)
- Set this value for your task.
Limits and processing
CSV/XLSX inputs are capped at 10 MB each, 200 columns and 20,000 rows; joined output is capped at 20,000 rows. JSONPath script/filter evaluation is disabled. Other operations apply their visible controls and text limits.
Frequently asked questions
What does spreadsheet comparison tool do?
Compare selected sheets with optional key-based row alignment.
Where is my input processed?
This operation processes its source in your browser. Copy and download are explicit actions; source input is not saved in an account or history.
What are the input limits?
CSV/XLSX inputs are capped at 10 MB each, 200 columns and 20,000 rows; joined output is capped at 20,000 rows. JSONPath script/filter evaluation is disabled. Other operations apply their visible controls and text limits.