# F Numbers vs UTM Reporting

The clearest difference is ads: F Numbers at none against UTM Reporting's shown. UTM Reporting's advantage is update cadence (every 3 months vs every 13 months) and iOS requirement (11.0 vs 13.0). On price, 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.

F Numbers ships an update every 13 months, UTM Reporting every 3 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | F Numbers | UTM Reporting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/f-numbers/id929309069/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 15 MB | 28 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASMEIX CORPORATION](https://appshunter.io/developer/911716652) | [NDT REPORTING COMPANY LIMITED](https://appshunter.io/developer/1652932366) |

## What reviewers say

### F Numbers

[App page](https://appshunter.io/ios/app/f-numbers/id929309069)

Quickly find filler metal groupings for welding procedures and performance qualifications. Access classifications with descriptions of intended use, based on ASME and AWS standards.

**Highlights:** Filler metal grouping lookup, Welding procedure qualification, Performance qualification data, Classification descriptions, ASME Section IX data, AWS standards data

**Features:** macOS Compatibility

**In-app purchases:** none


### UTM Reporting

[App page](https://appshunter.io/ios/app/utm-reporting-marine-survey/id6444190510)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is F Numbers free?

F Numbers is free to download, with no in-app purchases.

### Is UTM Reporting free?

UTM Reporting is free to download, with no in-app purchases.

### Do F Numbers or UTM Reporting have ads?

UTM Reporting shows ads; F Numbers does not.

### Which is updated more often, F Numbers or UTM Reporting?

F Numbers ships an update every 13 months, and UTM Reporting every 3 months. Most recently, F Numbers was updated on November 1, 2026 and UTM Reporting on November 7, 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.*