Excel Comparison: Match & Differentiate XLS, XLSX, CSV, TXT Files

Compare two Excel files, spreadsheets, or lists to find matches and differences. Supports multiple formats including XLS, XLSX, CSV, and TXT. Features case-sensitive comparison, space trimming, and sheet selection for Excel files.

First File or List

Drag file here or click to upload

Supported formats: XLS, XLSX, XLSM, XLSB, CSV, TXT, DIF, ODS
File selected:

Or paste your data
Second File or List

Drag file here or click to upload

Supported formats: XLS, XLSX, XLSM, XLSB, CSV, TXT, DIF, ODS
File selected:

Or paste your data
Matching Items 0
Unique in First File 0
Unique in Second File 0

How to Compare Excel Files and Lists

1. Upload or paste your first file/list in the left panel

2. Upload or paste your second file/list in the right panel

3. If using Excel files, select the sheets you want to compare

4. Adjust comparison settings if needed (case sensitivity, spaces, etc.)

5. Click "Compare Files" to see results

Key Features

Multiple file format support (Excel, CSV, TXT)

Excel sheet selection for detailed comparison

Case sensitive and space trimming options

Line-by-line difference highlighting

Easy copy and download of results

Common Use Cases

Compare customer lists across different databases

Check inventory differences between periods

Verify email lists for marketing campaigns

Audit data consistency across systems

Frequently Asked Questions

The tool supports Excel files (XLS, XLSX, XLSM, XLSB), CSV, TXT, DIF, and ODS formats. Files must be under 10MB.

The tool compares content line by line, identifying matches and differences. You can control case sensitivity, space trimming, and empty line handling.

Yes! When you upload Excel files, you can select which sheets to compare from each file.

Yes, all processing happens in your browser. No data is uploaded to our servers or stored anywhere.

Files up to 10MB are supported. For larger files, consider splitting them or copying the relevant sections.