# DOM Update vs ModBoss

The clearest difference is in-app purchases: DOM Update at none against ModBoss's 2. DOM Update also leads on iOS requirement (15.0 vs 18.5). ModBoss's advantage is update cadence (every 9 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. ModBoss sells 2 in-app purchases, starting at $0.99 per month. DOM Update asks for nothing beyond the download.

DOM Update ships an update every 3 months, ModBoss every 9 days. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | DOM Update | ModBoss |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/modboss/id6751470470/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | — | Freemium |
| Size | 53 MB | 42 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [DOM Sicherheitstechnik GmbH & Co. KG](https://appshunter.io/developer/1557896636) | [iBranc.com](https://appshunter.io/developer/287373040) |

## What reviewers say

### DOM Update

[App page](https://appshunter.io/ios/app/dom-update/id1668985801)

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

**In-app purchases:** none


### ModBoss

[App page](https://appshunter.io/ios/app/modboss/id6751470470)

Organize and track custom watch parts and builds. Easily add components by pasting URLs or sharing directly from websites. Features include build planning, parts management, order tracking, and visual references with photos.

**Highlights:** Build planner with status and notes, Parts manager with supplier and price, Order tracking and carrier information, Wishlist and spare parts management, Photo integration for builds and parts, Private iCloud sync, CSV export for data analysis

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ModBoss Pro | $0.99 | per month |
| ModBoss Pro | $9.99 | per year |


## Frequently asked questions

### Is DOM Update free?

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

### Is ModBoss free?

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

### Do DOM Update or ModBoss have ads?

Neither DOM Update nor ModBoss shows ads.

### Which is updated more often, DOM Update or ModBoss?

DOM Update ships an update every 3 months, and ModBoss every 9 days. Most recently, DOM Update was updated on September 15, 2026 and ModBoss on September 8, 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.*