ChatPDF AI vs Hessa AI
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
ChatPDF AI
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Turn PDFs and documents into clear answers, summaries, and study materials. Upload a PDF, DOCX, PPTX, or photo and ask questions in natural language. ChatPDF helps you understand long documents without reading every page. KEY FEATURES ⢠Ask questions about any document ⢠Get concise summaries and key points ⢠Create quizzes and flashcards ⢠Translate full documents ⢠Scan paper pages with OCR ⢠Understand text, charts, tables, and images ⢠Compare multiple documents ⢠Export notes, summaries, and highlights ⢠Use voice input for hands-free questions Built for students, researchers, professionals, and anyone who works with long files. Turn lecture notes into a quiz, review a research paper, understand a report, or find an answer inside a document in seconds. Privacy Policy: https://sauceai.vercel.app/privacy Terms of Service: https://sauceai.vercel.app/tos
Hessa AI
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Hessa AI is a next-generation, AI-powered Human Resource Management System (HRMS) designed to transform how organisations manage their most valuable asset which is, their people. Built with cutting-edge technology and a deep understanding of modern workplace challenges, Hessa AI delivers a comprehensive, secure, and intelligent platform that streamlines HR operations, enhances employee engagement, and provides actionable insights for strategic decision-making.
Screenshots
Verdict
The clearest difference is in-app purchases: Hessa AI at none against ChatPDF AI's 5. ChatPDF AI's advantage is update cadence (every 8 days vs every 3 weeks) and iOS requirement (12.0 vs 15.5). On price, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. ChatPDF AI sells 5 in-app purchases, starting at $4.99 per 7 days. Hessa AI asks for nothing beyond the download.
ChatPDF AI ships an update every 8 days, Hessa AI every 3 weeks. The most recent releases landed on September 10, 2026 and June 3, 2026 respectively.
| Parameter | ChatPDF AI | Hessa AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 days ā better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 ā better | 15.5 |
| Further details ā not scored | ||
| Size | 134 MB | 83 MB |
| Age rating | 4+ | 4+ |
| Developer | nimet oz | Muzamil Ahmed |
In-app purchases
ChatPDF AI
- Weekly Pro$4.997 Days
- Weekly Pro$6.997 Days
- Monthly Pro$19.991 Month
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- Yearly Pro$44.991 Year
- Yearly Pro$89.991 Year
Hessa AI
No in-app purchases





