# OTA upgrade vs Update DIY

The clearest difference is update cadence: Update DIY at monthly against OTA upgrade's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

OTA upgrade ships an update every 2 months, Update DIY monthly. The most recent releases landed on September 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | OTA upgrade | Update DIY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 39 MB | 26 MB |
| Requires iOS | 12.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [HUIZHOU REDBOX ELECTRONICS CO,.LTD](https://appshunter.io/developer/1693036399) | [海洋 刘](https://appshunter.io/developer/1736870190) |

## What reviewers say

### OTA upgrade

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

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

**In-app purchases:** none


### Update DIY

[App page](https://appshunter.io/ios/app/update-diy/id6740467469)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OTA upgrade free?

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

### Is Update DIY free?

Update DIY is free to download, with no in-app purchases.

### Do OTA upgrade or Update DIY have ads?

Neither OTA upgrade nor Update DIY shows ads.

### Which is updated more often, OTA upgrade or Update DIY?

OTA upgrade ships an update every 2 months, and Update DIY monthly. Most recently, OTA upgrade was updated on September 11, 2026 and Update DIY on September 19, 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.*