Comparison

AI Chat vs PDF Tools

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AI Chat

Engage in conversations, get quick answers to any question, and improve your writing with real-time feedback. This AI-powered tool supports all languages and offers diverse topics for learning and discussion.

Highlights
  • Ask any question
  • AI Writing Assistant
  • Voice chat with AI
  • Supports all languages
  • Various talking topics
Features
Read full description

The AI Chat app offers a range of features that make it a versatile and powerful tool. Some of the key features include: Ask anything: The app allows users to ask any question they have, and get a quick and accurate answer from the AI. Whether you need help with a specific task, or just want to learn something new, the AI Chat app has you covered. AI Writing Assistant: The AI Writing Assistant feature helps users to write better by providing suggestions, corrections, and feedback in real-time. This feature is particularly useful for those who struggle with grammar, spelling, or punctuation. Voice chat with AI: The app also allows users to engage in voice chat with AI. This feature is perfect for those who want to practice their speaking skills, or simply want to have a conversation with an AI. Support any language: The AI Chat app supports all languages, making it accessible to users from around the world. Whether you speak English, Spanish, French, or Chinese, the app has you covered. Various talking topics: The app offers a range of talking topics, from science and technology to history and culture. Users can explore these topics, learn new things, and engage in meaningful conversations with the AI. The AI Chat app is a powerful tool that has revolutionized the way we communicate. With its advanced technology and intuitive design, the app allows users to ask anything, utilize an AI Writing Assistant, engage in voice chat with AI, and explore various talking topics. Whether you're looking to improve your communication skills, learn something new, or simply have a conversation with an AI, the AI Chat app has you covered. Download now and experience the future of communication! Terms https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PDF Tools

Features
Read full description

PDF Tools – Offline lets you manage, edit, convert, scan, and secure PDF files directly on your device without uploading anything to the cloud. Fast, private, and secure all processing happens offline. Whether you are a student, professional, business owner, teacher, or everyday user, this app gives you powerful PDF utilities in one simple and modern interface. Why Choose PDF Tools – Offline? **100% Offline Processing Your files never leave your device. No internet required. ** Fast & Secure All PDF operations are processed locally for maximum privacy and speed. **Easy to Use Clean and modern design with powerful tools accessible in one tap. **No Account Required Start using the app instantly without signup or registration. Powerful PDF Tools Included Merge PDFs Combine multiple PDF files into one organized document in seconds. Split PDF Extract pages or split large PDF files into smaller documents. Compress PDF Reduce PDF file size while maintaining quality for sharing and storage. PDF Editor Edit PDF documents quickly and efficiently. Fill & Sign Fill forms and add signatures directly to PDFs. Signature Tool Create and save digital signatures for fast document signing. Scan Document Use your camera to scan documents and save them as high-quality PDFs. Image to PDF Convert photos and images into professional PDF documents. OCR Text Recognition Extract text from scanned documents and images using OCR technology. Watermark PDF Add custom text or image watermarks to protect your documents. Password Lock PDF Secure PDF files with password protection. Unlock PDF Remove passwords from PDFs you own and have permission to edit. Batch Processing Process multiple PDF files at once to save time. Perfect For • Students managing assignments and notes • Professionals handling contracts and reports • Businesses sharing secure documents • Teachers creating study material • Anyone needing a fast offline PDF solution Privacy First Unlike many PDF apps, PDF Tools – Offline keeps your files completely private. No cloud upload. No tracking of your documents. Everything stays on your device. Your PDFs remain secure and accessible anytime, anywhere — even without internet access. Key Features • Offline PDF tools • PDF merger and splitter • PDF compressor • PDF scanner app • OCR text scanner • PDF signature maker • Watermark PDFs • Password protect PDF • Image to PDF converter • Fast PDF processing • Secure PDF editor • Batch PDF operations Download PDF Tools – Offline today and manage all your PDF tasks with speed, privacy, and simplicity.

Screenshots

AI Chat4 screens
PDF Tools4 screens

Verdict

The call

The clearest difference is ads: PDF Tools at none against AI Chat's shown. PDF Tools also leads on update cadence (every 3 days vs every 8 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. AI Chat sells 3 in-app purchases, starting at $3.99 per 7 days and PDF Tools sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AI Chat ships an update every 8 days, PDF Tools every 3 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 7 level
AI Chat versus PDF Tools: the parameters behind the verdict, then further details
ParameterAI ChatPDF Tools
PriceFreeFree
Rating1.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 8 daysEvery 3 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.5
Further details — not scored
Size8 MB52 MB
Age rating17+4+
DeveloperLinh Dan LeEbin Joy

In-app purchases

3 purchases

AI Chat

Subscriptions3
  • Unlimited Chats Weekly$3.997 Days
  • Unlimited Chats Monthly3 Days trial$9.991 Month
  • Unlimited Chats Yearly$79.991 Year
1 purchases

PDF Tools

One-time1
  • PDF Toolkit PRO$9.99

Questions

Is AI Chat free?
AI Chat is free to download, with in-app purchases available.
Is PDF Tools free?
PDF Tools is free to download, with in-app purchases available.
Do AI Chat or PDF Tools have ads?
AI Chat shows ads; PDF Tools does not.
Which is updated more often, AI Chat or PDF Tools?
AI Chat ships an update every 8 days, and PDF Tools every 3 days. Most recently, AI Chat was updated on October 14, 2026 and PDF Tools on October 10, 2026.

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