# EXTENSION.app vs ThinkPadAI

The clearest difference is price: EXTENSION.app at Free against ThinkPadAI's $4.99. EXTENSION.app also leads on ratings volume (5K vs 1) and device support (6 vs 2). ThinkPadAI's advantage is in-app purchases (none vs 4) and rating (5.0 vs 4.6). On ads there is nothing between them.

EXTENSION.app is free to download; ThinkPadAI costs $4.99 up front. EXTENSION.app sells 4 in-app purchases, starting at $0.99 per month. ThinkPadAI asks for nothing beyond the download.

ThinkPadAI holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: EXTENSION.app has 5K ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | EXTENSION.app | ThinkPadAI |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.6 (5K ratings)](https://appshunter.io/ios/app/extensionapp/id1533525753/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thinkpadai/id6739585705/reviews)** |
| Number of ratings | **5K** | 1 |
| Positive reviews | 77.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 223 MB | 41 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [X.app](https://appshunter.io/developer/1397532342) | [Omar Davis](https://appshunter.io/developer/1857893168) |

## What reviewers say

### EXTENSION.app

[App page](https://appshunter.io/ios/app/extensionapp/id1533525753)

This app enhances video playback on iOS devices, enabling Picture-in-Picture mode for supported websites and apps. It allows for simultaneous playback of multiple videos, background audio, and provides extensive sharing and browser extension capabilities.

**Highlights:** Picture-in-Picture video mode, Simultaneous video playback, Background audio playback, Share extensions for videos, Safari browser extensions, iMessage extension for videos, Customizable shortcuts

**Features:** Safari Extension, Family Sharing, Apple Watch app, iMessage stickers, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EXTENSION+ Monthly | $0.99 | per month |
| EXTENSION+ Monthly for Family | $1.99 | per month |
| EXTENSION+ Yearly | $9.99 | per year |
| EXTENSION+ Yearly for Family | $19.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Works as described
- 💡 Useful for multitasking
- 🔒 No data collection
- 👍 Simple and straightforward

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🔋 Battery drain issues
- 🚫 Compatibility problems with some apps
- 💤 Automatic closing of the window after video ends

**Reported bugs**

- Picture-in-picture mode not working consistently
- Age-restricted videos unable to be viewed
- Playlist shuffling not working on iPad
- Freezing or crashing on certain devices

**Requested features**

- Add playback speed adjustment in PIP mode
- Implement a history or bookmarking feature
- Improve seamless transition to PIP mode
- Add support for more apps beyond just web-based ones
- Integrate with system-level PIP for better integration


### ThinkPadAI

[App page](https://appshunter.io/ios/app/thinkpadai/id6739585705)

An intelligent assistant for note-taking and organization. It uses AI to automatically format text, find notes, and help you turn ideas into action with an intuitive interface.

**Highlights:** Smart note taking, AI-powered organization, Automatic text formatting, Intuitive interface, Idea management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EXTENSION.app free?

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

### Is ThinkPadAI free?

ThinkPadAI costs $4.99, with no in-app purchases.

### Which has better reviews, EXTENSION.app or ThinkPadAI?

ThinkPadAI is rated higher. EXTENSION.app averages 4.6 out of 5 from 5K ratings, while ThinkPadAI averages 5.0 from 1 ratings.

### Do EXTENSION.app or ThinkPadAI have ads?

Neither EXTENSION.app nor ThinkPadAI 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.*