# Text Summarizer vs ChatPDF AI

The clearest difference is review sentiment: ChatPDF AI at 80% against Text Summarizer's 0%. ChatPDF AI also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.4 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Text Summarizer sells 6 in-app purchases, starting at $2.99 per 7 days and ChatPDF AI sells 5 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Text Summarizer ships an update every 2 months, ChatPDF AI every 3 weeks. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Text Summarizer | ChatPDF AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/text-summarizer/id1596869862/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 100 MB | 26 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Clixade Ltd](https://appshunter.io/developer/1837914739) | [YAHYA KEMAL SERT](https://appshunter.io/developer/1725191042) |

## What reviewers say

### Text Summarizer

[App page](https://appshunter.io/ios/app/text-summarizer/id1596869862)

Instantly condense lengthy articles, essays, or paragraphs into concise summaries using advanced AI. This tool saves time by extracting key information and improving readability, making it ideal for students and professionals alike.

**Highlights:** Instant text summarization, Smart article summarization, Paragraph and sentence shortening, AI paraphrasing, Privacy-focused processing, Simple interface

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Monthly Plan | $3.99 | per month |
| Monthly Subscription | $6.99 | per month |
| 3 Month Subscription | $9.99 | per 3 months |
| Yearly Discount Offer | $14.99 | per year |
| Yearly Plan | $24.99 | per year |


### ChatPDF AI

[App page](https://appshunter.io/ios/app/chatpdf-ai-scan-and-summarize/id6503151297)

This app uses AI to quickly summarize lengthy documents and articles. It allows users to scan physical documents and interact with PDFs by asking questions to extract key information, enhancing learning and productivity.

**Highlights:** AI-powered PDF summarization, Scan physical documents, Chat with document contents, Interactive learning experience, Support for various document types, Document management

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatPDF AI Weekly Premium | $2.99 | per 7 days |
| ChatPDF AI Annual Subscription | $39.99 | per year |
| ChatPDF AI Weekly Subscription | $3.99 | one-time |
| ChatPDF AI Lifetime Subsc | $49.99 | one-time |
| ChatPDF AI Annual Subsc. | $59.99 | one-time |


## Frequently asked questions

### Is Text Summarizer free?

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

### Is ChatPDF AI free?

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

### Do Text Summarizer or ChatPDF AI have ads?

Neither Text Summarizer nor ChatPDF AI shows ads.

### Which is updated more often, Text Summarizer or ChatPDF AI?

Text Summarizer ships an update every 2 months, and ChatPDF AI every 3 weeks. Most recently, Text Summarizer was updated on October 26, 2026 and ChatPDF AI on October 17, 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.*