# ChatKeyPT vs Summary AI

The clearest difference is rating: ChatKeyPT at 5.0 against Summary AI's 4.4. ChatKeyPT also leads on iOS requirement (12.0 vs 17.0). Summary AI's advantage is ratings volume (16 vs 2). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ChatKeyPT holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Summary AI has 16 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

## The numbers

| Metric | ChatKeyPT | Summary AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chatkeypt/id6608961477/reviews)** | [4.4 (16 ratings)](https://appshunter.io/ios/app/summary-ai-quicksummary/id6748961856/reviews) |
| Number of ratings | 2 | **16** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Monetization | Free | Free |
| Size | 59 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Jack Zgombic](https://appshunter.io/developer/1761076902) | [Thien Nguyen](https://appshunter.io/developer/1828238504) |

## What reviewers say

### ChatKeyPT

[App page](https://appshunter.io/ios/app/chatkeypt/id6608961477)

This application provides an advanced AI chat interface, offering access to exclusive models and multimodal capabilities like image generation. It allows for tailored responses through system prompts and a pay-as-you-go cost model, making AI assistants more accessible.

**Highlights:** Access to exclusive AI models, Image generation via diffusion models, Tailored responses with system prompts, Pay-as-you-go cost model, Save and share generated images

**Features:** macOS Compatibility

**In-app purchases:** none


### Summary AI

[App page](https://appshunter.io/ios/app/summary-ai-quicksummary/id6748961856)

Instantly condense lengthy text, articles, PDFs, and videos into key points using advanced AI. This free, open-source tool offers fast, customizable summaries and an integrated chat for deeper exploration of your content.

**Highlights:** Summarize articles, PDFs, and videos, AI-powered summarization, Integrated AI chat for questions, Customizable summary formats, Share Extension for easy sharing, History and notes tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatKeyPT free?

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

### Is Summary AI free?

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

### Which has better reviews, ChatKeyPT or Summary AI?

ChatKeyPT is rated higher. ChatKeyPT averages 5.0 out of 5 from 2 ratings, while Summary AI averages 4.4 from 16 ratings.

### Do ChatKeyPT or Summary AI have ads?

Neither ChatKeyPT nor Summary AI 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.*