| What it does | Free technical tools for website diagnostics
| Compare files, folders and archives side by side on Windows
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| Stage | Not given
| Established
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| Founded | Not given
| 1995
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| Based in | Not given
| AT
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| Pricing model | Free
| Free trial
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| Pricing | Not given
| from $35 one-time, per user. Free 30-day full-featured evaluation. Volume tiers available for teams. Free 2.x upgrade for WDiff32 licensees.
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| Key features | - DNS record queries across four public resolvers
- SSL certificate chain validation with expiry dates
- WHOIS and RDAP domain lookups
- IP WHOIS lookups for network information
- Core Web Vitals and speed testing
- Uptime and reachability checks from multiple regions
- Redirect chain tracing
- Raw data transcripts for verification
- WordPress theme and plugin detection
- Domain name generator with availability checking
| - Side-by-side text comparison with in-place editing
- Archive support for ZIP, 7-Zip, RAR, tar, CAB and ISO formats
- Rename detection for files and archives
- Recursive directory comparison with ignore rules
- Binary byte-by-byte comparison mode
- Folder synchronization with preview
- Export reports as HTML, plain text or JSON
- Integration with git, TortoiseGit, TortoiseSVN, IDEs and file managers
- Persistent hash cache for fast repeat comparisons
- Full Unicode support including UTF-8 and UTF-16
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| What makes it different | - Every result shows raw data and working so users can verify findings themselves
- No signup, no email gates, no trials required
- Measurements are real live lookups, never estimates or guesses
- Affiliate commissions only on findings, never on page loads or passing results
- Dense, specific documentation written for developers and technical users
| - No cloud, no accounts, no extraction required for archive comparison
- Rename detection identifies moved files instead of showing as delete plus add
- Native Windows application with persistent hash cache for speed
- Works without leaving the diff: edit, merge and save within the same window
- Free full-featured 30-day trial with no functional limits
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 2 ● no change since last check |
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| Trust Flow (Majestic) | 5 | 8 |
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| Citation Flow (Majestic) | 7 | 9 |
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| Referring domains (Majestic) | 3 | 7 |
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Diffoniq™