# AI Chat vs PDFAI Scan

The clearest difference is rating: PDFAI Scan at 5.0 against AI Chat's 3.0. PDFAI Scan also leads on ads (none vs shown) and ratings volume (7 vs 2). AI Chat's advantage is update cadence (every 9 days vs every 6 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

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

PDFAI Scan holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 7 respectively.

AI Chat ships an update every 9 days, PDFAI Scan every 6 weeks. The most recent releases landed on October 23, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | AI Chat | PDFAI Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/ai-chat-ai-text/id6621264239/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/pdfai-scan-document-scanner/id6654887952/reviews)** |
| Number of ratings | 2 | **7** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 82 MB | 69 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DATADYNAMO TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1827926140) | [Duc Lai](https://appshunter.io/developer/1763002953) |

## What reviewers say

### AI Chat

[App page](https://appshunter.io/ios/app/ai-chat-ai-text/id6621264239)

This app offers AI-powered writing assistance, image generation, and instant answers. It acts as a virtual assistant for various tasks, including content creation and hands-free voice interaction, supporting over 140 languages.

**Highlights:** AI Text & Writing Assistant, AI Image Generator, Voice Interaction, Multi-Language Support, Cross-Device Sync, Unlimited Q&A

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $3.99 | per 7 days |
| WEEKLYDISCOUNTED | $5.99 | per 7 days |
| Yearly Subscription | $29.99 | per year |


### PDFAI Scan

[App page](https://appshunter.io/ios/app/pdfai-scan-document-scanner/id6654887952)

Transform your device into a smart document scanner with AI-powered study tools. Easily scan, convert, and enhance documents, then leverage AI for summaries, flashcards, and interactive quizzes. Listen to documents read aloud and share your work in various formats.

**Highlights:** AI-powered document scanning, OCR text extraction, AI study tools (summaries, flashcards, quizzes), Text-to-Speech functionality, Export to PDF, Word, Text, Images, iCloud sync across devices

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFAI Scan Premium Weekly | $3.99 | per 7 days |
| PDFAI Scan Premium Monthly | $4.99 | per month |
| Premium Account(1 year) | $39.99 | per year |


## Frequently asked questions

### Is AI Chat free?

AI Chat is free to download, with in-app purchases available.

### Is PDFAI Scan free?

PDFAI Scan is free to download, with in-app purchases available.

### Which has better reviews, AI Chat or PDFAI Scan?

PDFAI Scan is rated higher. AI Chat averages 3.0 out of 5 from 2 ratings, while PDFAI Scan averages 5.0 from 7 ratings.

### Do AI Chat or PDFAI Scan have ads?

AI Chat shows ads; PDFAI Scan does not.

### Which is updated more often, AI Chat or PDFAI Scan?

AI Chat ships an update every 9 days, and PDFAI Scan every 6 weeks. Most recently, AI Chat was updated on October 23, 2026 and PDFAI Scan on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*