# docViewer vs Summarify

The clearest difference is price: Summarify at Free against docViewer's $0.99. Summarify also leads on update cadence (monthly vs every 38 months). docViewer's advantage is in-app purchases (none vs 2) and iOS requirement (14.0 vs 17.6). On ads and device support there is nothing between them.

Summarify is free to download; docViewer costs $0.99 up front. Summarify sells 2 in-app purchases, starting at $4.99 per month. docViewer asks for nothing beyond the download.

docViewer ships an update every 38 months, Summarify monthly. The most recent releases landed on October 9, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | docViewer | Summarify |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (437 ratings)](https://appshunter.io/ios/app/summarify-ai-for-youtube/id6449274415/reviews)** |
| Number of ratings | — | **437** |
| Positive reviews | — | 84.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 54 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Digital Tools Ltd](https://appshunter.io/developer/852921471) |

## What reviewers say

### docViewer

[App page](https://appshunter.io/ios/app/docviewer/id929695565)

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

**In-app purchases:** none


### Summarify

[App page](https://appshunter.io/ios/app/summarify-ai-for-youtube/id6449274415)

This app uses AI to generate concise summaries of YouTube videos, saving you time. You can ask questions about the video content, search for specific moments, and export summaries in various formats. It offers multiple summary styles and timestamps for easy navigation.

**Highlights:** AI-powered video summaries, Chat with videos and ask questions, Search video content and transcripts, Summarize custom selections, Multiple summary styles, Export summaries to PDF, MD, TXT, Timestamps with video links

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited (monthly) | $4.99 | per month |
| Unlimited (yearly) | $29.99 | per year |

**What reviewers like**

- 🚀 Saves significant time on video consumption
- 👍 User-friendly and intuitive interface
- 💡 Multiple summarization modes and options
- 💰 Reasonable subscription pricing
- 🎯 Accurate and high-quality summaries

**What reviewers complain about**

- 🐛 Authentication issues with YouTube login
- 🐛 Inconsistent performance on longer videos (30+ minutes)
- 🐛 Mac app not functioning properly
- ⚠️ Aggressive review request prompt at startup
- ⚠️ Limited context window for long-form content

**Reported bugs**

- YouTube login authentication failures despite being signed in
- Summarizes wrong video instead of selected one
- App crashes or stops mid-summary requiring error reporting
- Safari connection requirement not working on Mac
- Token limits drastically reduced after paid subscription

**Requested features**

- Local/offline model support (Apple Intelligence)
- Automatic export to iCloud/Obsidian vault
- Bring-your-own API key functionality
- Advanced prompt customization options
- Desktop/Windows version or browser extension


## Frequently asked questions

### Is docViewer free?

docViewer costs $0.99, with no in-app purchases.

### Is Summarify free?

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

### Do docViewer or Summarify have ads?

Neither docViewer nor Summarify shows ads.

### Which is updated more often, docViewer or Summarify?

docViewer ships an update every 38 months, and Summarify monthly. Most recently, docViewer was updated on October 9, 2026 and Summarify on October 23, 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.*