# PVF Reference vs NM E

The clearest difference is rating: PVF Reference at 5.0 against NM E's 2.0. PVF Reference also leads on iOS requirement (8.0 vs 15.6). NM E's advantage is ratings volume (78 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PVF Reference holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: NM E has 78 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | PVF Reference | NM E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pvf-reference/id1244206014/reviews)** | [2.0 (78 ratings)](https://appshunter.io/ios/app/nm-e-tag/id1462082515/reviews) |
| Number of ratings | 2 | **78** |
| Positive reviews | — | 3.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 12 months |
| Monetization | Free | Free |
| Size | 47 MB | 16 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DistributionNOW](https://appshunter.io/developer/1227921553) | [Pixegon](https://appshunter.io/developer/1045075388) |

## What reviewers say

### PVF Reference

[App page](https://appshunter.io/ios/app/pvf-reference/id1244206014)

Access industry standard terminology, specifications, and reference tables for pipe, valves, fittings, and fasteners. Quickly identify materials, understand markings, and find technical data with interactive tables and diagrams.

**Highlights:** Industry terminology glossary, Material identification diagrams, Technical data tables, Formula conversions, Manufacturing process diagrams, Industry standard marking explanations

**Features:** macOS Compatibility

**In-app purchases:** none


### NM E

[App page](https://appshunter.io/ios/app/nm-e-tag/id1462082515)

This app enables hunters to electronically tag harvested animals directly from their smartphone in the field. After submitting kill details and license information, users receive a unique tag number to record on a physical tag for the animal.

**Highlights:** Electronic tagging in the field, Smartphone submission of kill data, License information integration, Generation of unique tag numbers, Hand-writeable tag information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PVF Reference free?

PVF Reference is free to download, with no in-app purchases.

### Is NM E free?

NM E is free to download, with no in-app purchases.

### Which has better reviews, PVF Reference or NM E?

PVF Reference is rated higher. PVF Reference averages 5.0 out of 5 from 2 ratings, while NM E averages 2.0 from 78 ratings.

### Do PVF Reference or NM E have ads?

Neither PVF Reference nor NM E shows ads.

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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.*