| What it does | Free online tools that run entirely in your browser with no uploads, signup, or tracking
| Compare two lists to find differences, matches, and near-duplicates
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| Pricing model | Free
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| Key features | - PDF editing with original fonts preserved
- Image compression to exact KB target
- PDF tools including merge, split and OCR
- Over 100 calculators for math, finance and home projects
- Unit converters and data format converters
- Document and code generators
- Text processing and analysis tools
- Developer utilities including UUID and Base64 tools
- Fancy text and invisible character generators
- All tools run locally in browser with no server uploads
| - Support for multiple file formats: XLSX, XLS, ODS, CSV, TXT, and spreadsheet pastes
- Multiple output formats: side-by-side, combined, items only, or whole rows
- Copy or download results as TXT or CSV
- Save workflow settings on device for repeated comparisons
- View match details to inspect source rows and matching rules applied
- Processes lists in browser without uploading data
- Handle large datasets: test with 100,000 or 1,000,000 lines
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| What makes it different | - All tools run entirely in your browser with no file uploads to servers
- No signup or account creation required
- No watermarks or paywalls on any tool
- Each tool tested before launch and automatically re-tested regularly
| - All processing happens in your browser, so your lists never leave your device
- Free to use with no sign-up required
- Flexible matching rules that adapt to your data: case sensitivity, spaces, hidden characters, and leading zeros
- Works with data from Excel, Google Sheets, and plain text without any conversion needed
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| Free plan | Not given
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| Open source | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 0 | 0 |
| Citation Flow (Majestic) | 12 | 0 |
| Referring domains (Majestic) | 1 | 0 |