# DeepSearch vs PDF Reader

The clearest difference is update cadence: DeepSearch at every 3 weeks against PDF Reader's every 2 months. PDF Reader's advantage is device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. DeepSearch sells 7 in-app purchases, starting at $6.99 per 7 days and PDF Reader sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DeepSearch ships an update every 3 weeks, PDF Reader every 2 months. The most recent releases landed on September 22, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | DeepSearch | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (423 ratings)](https://appshunter.io/ios/app/deepsearch-ai-chatbot-app/id1671705201/reviews)** | — |
| Number of ratings | **423** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 29 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Accebits Tech Limited](https://appshunter.io/developer/1665129817) | [QuelTel GmbH](https://appshunter.io/developer/1720967423) |

## What reviewers say

### DeepSearch

[App page](https://appshunter.io/ios/app/deepsearch-ai-chatbot-app/id1671705201)

This AI-powered chatbot provides quick, informative answers to any question and assists with various writing tasks, from stories to articles. It offers a user-friendly interface and saves your chat history for easy access.

**Highlights:** Answer any question, Write any type of article, Creative and logical answers, Natural language conversation, Save and view chat history, Friendly interface

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Chatbot Premium Weekly | $6.99 | per 7 days |
| AI Chatbot Premium Weekly | $7.99 | per 7 days |
| AI Chatbot Premium Weekly | $8.99 | per 7 days |
| AI Chatbot Premium Weekly | $8.99 | per 7 days |
| AI Chatbot Premium Yearly | $39.99 | per year |
| AI Chatbot Premium Yearly | $69.99 | per year |
| AI Chatbot Premium Yearly | $69.99 | per year |

**What reviewers like**

- 🫶 Versatile and accurate responses
- ✨ Thorough and organized answers
- 🚀 Fast and informative answers
- 👍 Great for schoolwork
- 💡 Revolutionary for PC operations and programming

**What reviewers complain about**

- 💸 Extremely expensive subscription
- 🚩 Misleading pricing and subscription model
- 🚫 Censorship issues
- 💰 High cost compared to alternatives
- 🤔 Not a full AI bot version

**Reported bugs**

- Unable to test without spending money
- Requires subscription to send messages

**Requested features**

- Allow testing before subscription
- More accessible content without full subscription


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-werbefrei/id6785439715)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vollversion | $8.99 | one-time |


## Frequently asked questions

### Is DeepSearch free?

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

### Is PDF Reader free?

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

### Do DeepSearch or PDF Reader have ads?

Neither DeepSearch nor PDF Reader shows ads.

### Which is updated more often, DeepSearch or PDF Reader?

DeepSearch ships an update every 3 weeks, and PDF Reader every 2 months. Most recently, DeepSearch was updated on September 22, 2026 and PDF Reader on September 11, 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.*