# Fault Code Library vs Util Master

The clearest difference is price: Util Master at Free against Fault Code Library's $1.99. Util Master also leads on update cadence (every 5 weeks vs every 17 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Util Master is free to download; Fault Code Library costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fault Code Library ships an update every 17 months, Util Master every 5 weeks. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Fault Code Library | Util Master |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[3.8 (4 ratings)](https://appshunter.io/ios/app/util-master-cs2-utility-guide/id6470121185/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 5 weeks** |
| Monetization | — | Ad-supported |
| Size | 68 MB | 55 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HITS-UK](https://appshunter.io/developer/548316663) | [Hartvig Solutions](https://appshunter.io/developer/1648526463) |

## What reviewers say

### Fault Code Library

[App page](https://appshunter.io/ios/app/fault-code-library/id1575364591)

**Features:** Vision Pro support

**In-app purchases:** none


### Util Master

[App page](https://appshunter.io/ios/app/util-master-cs2-utility-guide/id6470121185)

Master Counter-Strike 2 utilities with a comprehensive guide to smokes, flashes, and molotovs. Learn precise lineups for every map with detailed visuals and video tutorials to improve your gameplay.

**Highlights:** Extensive library of CS2 utility lineups, High-resolution map overviews, Step-by-step video tutorials, T-side and CT-side strategies, Regular updates with new content

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

**In-app purchases:** none


## Frequently asked questions

### Is Fault Code Library free?

Fault Code Library costs $1.99, with no in-app purchases.

### Is Util Master free?

Util Master is free to download, with no in-app purchases.

### Do Fault Code Library or Util Master have ads?

Neither Fault Code Library nor Util Master shows ads.

### Which is updated more often, Fault Code Library or Util Master?

Fault Code Library ships an update every 17 months, and Util Master every 5 weeks. Most recently, Fault Code Library was updated on October 8, 2026 and Util Master on October 17, 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.*