# PDF Compare & AI Detector — Offline Compare with Git-style > Compare PDFs and text side-by-side, highlighting differences with a similarity score. (iPhone/iPad app by Marsel Tagaev.) - Source: https://appshunter.io/ios/app/pdf-compare-and-ai-detector/id6751617829 (this page in markdown: same URL + `.md`) - Developer: [Marsel Tagaev](https://appshunter.io/developer/1832147875) - Category: Productivity - Price: Free with in-app purchases - Rating: 5.00/5 from 2 App Store ratings · 2 written reviews indexed - Age rating: 12+ - Requires: iOS 17.6 · 23 MB - Languages: Arabic, English, French, German, Hindi, Japanese, Korean, Portuguese, Russian, Chinese and 1 more - Released: 2025-09-02 - Data updated: 2026-07-03 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/pdf-compare-and-ai-detector/id6751617829/reviews.md ## What is PDF Compare & AI Detector? Your helper for working with AI, LLMs, and digital documents. Compare PDFs, Word, DOCX and text files, analyze documents, inspect PDF metadata, check formatting issues, and review AI-related signals before you share, submit or sign. Useful tools to compare, inspect, validate, and review content with confidence. COMPARE PDF, WORD, DOCX & TEXT • Highlight document differences • Check similarity score • Compare images in PDFs • Review changes side by side • Find added, removed and changed content AI SIGNALS / AI DETECTOR REVIEW • Check offline AI/Bot signal score • Review metadata and document properties • Detect unusual document patterns • See triggered signals with explanations The AI Signal Score does not determine whether content was created by AI. It highlights document signals that may require review. STYLE & FORMAT CHECKER • Detect formatting inconsistencies • Identify print cut and page edge risks • Check margins, spacing and text placement • Find long lines and readability issues • Detect excessive blank lines and empty pages PDF SECURITY INSPECTOR • View PDF metadata • Scan PDFs for hidden content • Detect tiny, invisible or unreadable text • Review suspicious links and embedded actions • Check PDF restrictions and permissions • Inspect forms, annotations and signature fields PDF REPORT EXPORT • Export a professional PDF report • Share document analysis results easily • Include AI signals, formatting issues and security findings • Add metadata summaries and key insights • Create reports for audits, reviews and documentation WORKS OFFLINE Document analysis runs offline on your device for enhanced privacy. Results are informational and may be incomplete or inaccurate. The app does not provide legal, forensic, cybersecurity or digital signature validation. USEFUL FOR • Contracts • Reports • Academic papers • Invoices • Resumes and CVs • Technical documents • Legal drafts • AI-generated drafts • Business documents • Before and after document versions PRO FEATURES: Some advanced features may require Pro access, including full PDF analysis, advanced comparison tools, larger document limits, detailed reports and premium document review features. PDF Compare & Analyzer is built for users who need more than a simple PDF viewer. Compare changes, inspect document structure, check metadata, review AI-related signals and analyze files with more confidence. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tagaev.xyz/pdftextcompate-pp.html Support: info@tagaev.xyz ## Key features - Fast text/PDF comparison - Color-highlight additions & deletions - Similarity score (percentage) - PDF analysis: metadata, content, style - Detect missing text layers and scanned PDFs - Generate and share PDF analysis report ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Weekly PRO Subscription | $1.99 | per 7 days | | Annual PRO Subscription | $19.99 | per year | | Monthly PRO Subscription | $3.99 | per month | ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/pdf-compare-and-ai-detector/id6751617829/reviews.md ### 3/5 — needs some work *2026-05-09* has the ability to review pdf vs pdf can spot the issues in text but not the image vs image so if you are missing an image in the printers proof then you are going to miss it. also i purchased this and the pro version did not click on so it keeps asking **Developer response:** Thanks for your feedback! We fixed the issue where the Pro version keeps asking about purchase, and added image vs image comparison. You can check it in the new version! If you still have issues, contact us in support — we'll help. ### 5/5 — Easy To Use *2026-04-01* I was looking for an easy to use app to compare 2 pdfs. This did just that. It shows the difference using background colors and symbols - and + so it’s very clear to see. I’m glad I found this tool. **Developer response:** Thank you for feedback! 🙂 ## Frequently asked questions about PDF Compare & AI Detector ### What types of files can Compare PDF and Text compare? Compare PDF and Text can compare PDF files, plain text files, and Word documents (including DOCX format). This allows for versatile document review across various formats. ### How does Compare PDF and Text highlight differences? Differences are highlighted using color coding, clearly showing additions and deletions. The app also provides a similarity score as a percentage to give an overall view of document congruence. ### Can Compare PDF and Text analyze PDF quality? Yes, Compare PDF and Text offers PDF analysis that checks metadata, content, and style. It can also detect issues like missing text layers, scanned PDFs, and formatting problems. ### Does Compare PDF and Text help with AI-generated content? The app is designed to help validate AI-generated text by comparing it against original sources. It can also check for possible AI-related PDF metadata signals and identify AI-generated documents. ### What are the subscription options for Compare PDF and Text? Compare PDF and Text offers PRO subscriptions including Weekly ($1.99/P7D with a 3-day free trial), Monthly ($3.99/P1M with a 3-day free trial), and Annual ($19.99/P1Y) plans. ### Is Compare PDF and Text available on all devices? Compare PDF and Text is supported on Mac, iPhone, and iPad devices, allowing users to compare documents across their Apple ecosystem. ### How often is Compare PDF and Text updated? The latest version of Compare PDF and Text is 1.13, and it was last updated on May 24, 2026. This indicates a recent update, suggesting ongoing development and support. ### What is the user sentiment for Compare PDF and Text? Based on available data, Compare PDF and Text has a rating of 5.0 stars from 2 ratings, indicating a very positive user reception for its functionality. ## Version history (last 5 releases) ### 1.24 — 2026-06-28 Improved performance, document analysis, and overall user experience. ### 1.14 — 2026-06-05 Bug fixes and improvements ### 1.13 — 2026-05-24 added pdf analyzer and new functional for compare docx documents ### 1.12 — 2026-03-19 Improvements to the difference engine ### 1.11 — 2026-02-17 Diff view improvements ## Apps similar to PDF Compare & AI Detector | App | Rating | Price | Category | | --- | --- | --- | --- | | [Compare Text: Text difference](https://appshunter.io/ios/app/compare-text-text-difference/id6736656569) | 3.0 (4) | Free | Productivity | | [Similar Basic](https://appshunter.io/ios/app/similar-basic/id6476169731) | — | Free | Productivity | | [Diff Checker - Compare Text](https://appshunter.io/ios/app/diff-checker-compare-text/id6753902567) | — | Free | Productivity | | [Copy Note: Copy with one touch](https://appshunter.io/ios/app/copy-note-copy-with-one-touch/id6747953818) | — | Free | Productivity | | [ProjectFlow: Budget & Gantt](https://appshunter.io/ios/app/projectflow-budget-and-gantt/id6744646083) | — | Free | Productivity | | [Micro Momentum Method](https://appshunter.io/ios/app/micro-momentum-method/id6670258774) | — | Free | Productivity | ## More apps by Marsel Tagaev - [Copy Paste Master: Fast Notes](https://appshunter.io/ios/app/copy-paste-master-fast-notes/id6749792573) - [PDF Organizer - Tagaeff](https://appshunter.io/ios/app/pdf-organizer-tagaeff/id6752603550) - [Tagaeff Solar Forecaster](https://appshunter.io/ios/app/tagaeff-solar-forecaster/id6767835704) All apps by Marsel Tagaev: https://appshunter.io/developer/1832147875 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-03.*