# Word Annotation vs OTA upgrade

The clearest difference is device support: OTA upgrade at 2 against Word Annotation's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Word Annotation | OTA upgrade |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 47 MB | 39 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [NSdevil](https://appshunter.io/developer/372526203) | [HUIZHOU REDBOX ELECTRONICS CO,.LTD](https://appshunter.io/developer/1693036399) |

## What reviewers say

### Word Annotation

[App page](https://appshunter.io/ios/app/word-annotation/id6448935551)

**In-app purchases:** none


### OTA upgrade

[App page](https://appshunter.io/ios/app/ota-upgrade/id6450377634)

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

**In-app purchases:** none


## Frequently asked questions

### Is Word Annotation free?

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

### Is OTA upgrade free?

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

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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.*