# Ex PDF 123 vs UnTask

The clearest difference is in-app purchases: Ex PDF 123 at none against UnTask's 1. Ex PDF 123 also leads on iOS requirement (11.4 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. UnTask sells 1 one-off in-app purchase. Ex PDF 123 asks for nothing beyond the download.

## The numbers

| Metric | Ex PDF 123 | UnTask |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ex-pdf-123-link-reader/id1472869683/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Free | — |
| Size | 112 MB | 32 MB |
| Requires iOS | **11.4** | 26.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [智杰 王](https://appshunter.io/developer/497183151) | [AI Garden Ltd](https://appshunter.io/developer/1845207591) |

## What reviewers say

### Ex PDF 123

[App page](https://appshunter.io/ios/app/ex-pdf-123-link-reader/id1472869683)

Connect multiple iOS devices wirelessly to read PDF files together. Enjoy a smooth, instantaneous reading experience with automatic page flips and flexible device arrangement. Supports file transfer from Mac/PC via WiFi.

**Highlights:** Point-to-point WiFi connection, Connect up to eight devices, Instantaneous transmission, Automatic page flip options, Horizontal/vertical device arrangement, iOS Files management support, Mac/PC PDF transfer via WiFi

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

**In-app purchases:** none


### UnTask

[App page](https://appshunter.io/ios/app/untask-one-at-a-time/id6756929483)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium Features | $4.99 | one-time |


## Frequently asked questions

### Is Ex PDF 123 free?

Ex PDF 123 is free to download, with no in-app purchases.

### Is UnTask free?

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

### Do Ex PDF 123 or UnTask have ads?

Neither Ex PDF 123 nor UnTask 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.*