# Chat PDF AI vs rag

The clearest difference is in-app purchases: rag at none against Chat PDF AI's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chat PDF AI sells 2 in-app purchases, starting at $4.99 per 7 days. rag asks for nothing beyond the download.

## The numbers

| Metric | Chat PDF AI | rag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/rag-bot/id6752555846/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Monetization | — | Free |
| Size | 191 MB | 79 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kamalkumar Trapasiya](https://appshunter.io/developer/1587617174) | [Kyle Essenmacher](https://appshunter.io/developer/1608051632) |

## What reviewers say

### Chat PDF AI

[App page](https://appshunter.io/ios/app/chat-pdf-ai-docuchat/id6475684915)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Access | $4.99 | per 7 days |
| PRO Access | $29.99 | per year |


### rag

[App page](https://appshunter.io/ios/app/rag-bot/id6752555846)

Engage in private AI conversations with locally-running language models. Upload documents like PDFs and DOCX to query them with AI, and visualize your document embeddings in a 3D atlas. Choose from various AI providers and models optimized for your device's performance.

**Highlights:** 100% offline AI chat, Document RAG with PDF/DOCX, Multiple AI model providers, 3D embedding visualization, Real-time device monitoring, Conversation history with search

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

**In-app purchases:** none


## Frequently asked questions

### Is Chat PDF AI free?

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

### Is rag free?

rag is free to download, with no in-app purchases.

### Do Chat PDF AI or rag have ads?

Neither Chat PDF AI nor rag shows ads.

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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.*