# NNPPD Mobile vs ADC Urethane Systems

NNPPD Mobile and ADC Urethane Systems are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

NNPPD Mobile ships an update every 5 months, ADC Urethane Systems every 3 months. The most recent releases landed on October 2, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | NNPPD Mobile | ADC Urethane Systems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/adc-urethane-systems/id1462098192/reviews)** |
| Number of ratings | — | **7** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 174 MB | 13 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Northeast Nebraska Public Power District](https://appshunter.io/developer/879418361) | [CODIFI LLC](https://appshunter.io/developer/1197506641) |

## What reviewers say

### NNPPD Mobile

[App page](https://appshunter.io/ios/app/nnppd-mobile/id879418358)

**Features:** macOS Compatibility

**In-app purchases:** none


### ADC Urethane Systems

[App page](https://appshunter.io/ios/app/adc-urethane-systems/id1462098192)

This free utility app provides users with essential tools for urethane products. It includes casting calculators, formulation search, and access to technical data sheets and safety data sheets.

**Highlights:** Casting calculators, Formulation search, Technical data sheets, US SDS access, Urethane product information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NNPPD Mobile free?

NNPPD Mobile is free to download, with no in-app purchases.

### Is ADC Urethane Systems free?

ADC Urethane Systems is free to download, with no in-app purchases.

### Do NNPPD Mobile or ADC Urethane Systems have ads?

Neither NNPPD Mobile nor ADC Urethane Systems shows ads.

### Which is updated more often, NNPPD Mobile or ADC Urethane Systems?

NNPPD Mobile ships an update every 5 months, and ADC Urethane Systems every 3 months. Most recently, NNPPD Mobile was updated on October 2, 2026 and ADC Urethane Systems on September 22, 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.*