# EXTENSION.app vs TwoDo

The clearest difference is price: EXTENSION.app at Free against TwoDo's $0.99. EXTENSION.app also leads on device support (6 vs 2). TwoDo's advantage is in-app purchases (none vs 4) and update cadence (every 2 days vs every 5 weeks). On ads there is nothing between them.

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

EXTENSION.app ships an update every 5 weeks, TwoDo every 2 days. The most recent releases landed on September 28, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | EXTENSION.app | TwoDo |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (4.9K ratings)](https://appshunter.io/ios/app/extensionapp/id1533525753/reviews)** | — |
| Number of ratings | **4.9K** | — |
| Positive reviews | 77.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 143 MB | 26 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [X.app](https://appshunter.io/developer/1397532342) | [Ryo Makishima](https://appshunter.io/developer/1588567533) |

## 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

**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


### TwoDo

[App page](https://appshunter.io/ios/app/twodo/id1606507639)

This utility app helps couples and partners manage shared tasks like shopping lists, places to visit, and to-dos. It features real-time synchronization between devices, ensuring both partners are always updated on additions and deletions. Say goodbye to forgotten items and missed opportunities with this simple, intuitive tool.

**Highlights:** Shared task management for couples, Real-time synchronization, Simple and intuitive UI, Manages shopping, places, and to-dos, Eliminates forgotten tasks

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EXTENSION.app free?

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

### Is TwoDo free?

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

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

Neither EXTENSION.app nor TwoDo shows ads.

### Which is updated more often, EXTENSION.app or TwoDo?

EXTENSION.app ships an update every 5 weeks, and TwoDo every 2 days. Most recently, EXTENSION.app was updated on September 28, 2026 and TwoDo on September 21, 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.*