AFileFix Document Comparison
AFileFix Document Comparison: A free web tool for plain-English PDF and DOCX comparisons, not visual redlines. Ranked #22 of 25 in Document Comparison Software by our editors (6.5/10); pricing: Free plan; best for free plain-English PDF and DOCX review.
At a glance
- Editor score6.5 / 10
- PricingFree plan
- Best forFree plain-English PDF and DOCX review
- Free planYes
- Paid fromFree
- PDF comparisonYes
- Facts checked20 Sep 2026

Where it wins
- Compares PDF, DOCX, and mixed-format document pairs
- Explains changed terms, numbers, and dates in plain English
- Exports a downloadable DOCX comparison report
Where it doesn't
- Does not detect layout-only changes
- Does not produce legal redlines
- Requires selectable text and supports files up to 25 MB each
Our verdict on AFileFix Document Comparison
AFileFix Document Comparison is a free web tool for reviewing two versions of text-heavy documents. It supports PDF, DOCX, and mixed-format pairs, making it suitable for contracts, policies, proposals, reports, and similar files. The product identifies added, removed, and modified content, then organizes the results into a structured report with before-and-after text. Its plain-English explanations are designed for readers who need to understand what changed without manually scanning both documents.
The comparison workflow focuses on content clarity rather than visual document editing. AFileFix highlights changed terms, numbers, and dates, and provides section-by-section breakdowns to help users review important revisions. It can also generate a downloadable DOCX report. The published product details specify support for documents up to 25 MB per file, and the tool requires selectable text. These capabilities make it a practical fit for text-led review where the main question is what wording changed and how that change can be understood.
AFileFix is available on the web and uses the Anthropic Claude API for its AI features. Its narrow focus is useful for buyers who want a free, plain-English comparison of PDF and DOCX versions without a paid plan. It is less suitable for legal or production workflows that require formatting diffs, layout-change detection, or formal redline output. Choose it for accessible change summaries and DOCX reporting; choose another document comparison product when visual fidelity or legal markup is central to the review process.
Your product? Our editors can test AFileFix Document Comparison in depth and publish a review, labelled as paid · from $149/mo →
AFileFix Document Comparison pricing
AFileFix Document Comparison fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| PDF comparison | Yes |
| Office file comparison | Yes |
| Formatting changes | No |
| Redline output | No |
| Deployment | Web |
| Maximum file size | Not verified |
| Deployment | Cloud |
| Platforms | Web |
| Built for | Solo, Small business (editorial estimate) |
| Integrations | 1 integrations: Anthropic Claude API |
| Pricing | Free plan |
| Website | afilefix.com |
| Facts checked | 20 Sep 2026 |
AFileFix Document Comparison integrations
AFileFix Document Comparison lists 1 integrations on its own site.
- Anthropic Claude API
Alternatives to AFileFix Document Comparison
- DiffcheckerA broad comparison toolkit with free access and a $15 monthly desktop tier.9.3
- Litera CompareA broad comparison toolkit for redlines, scanned PDFs, and server-side workflows.9.2
- UltraCompareA broad desktop comparison suite for technical teams that need three-way merges.9.0
See all AFileFix Document Comparison alternatives →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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