# WeldEquations vs Nowak Supply

The clearest difference is update cadence: Nowak Supply at every 3 weeks against WeldEquations's every 12 months. Nowak Supply also leads on iOS requirement (18.1 vs 26.0). On price, ads, 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.

WeldEquations ships an update every 12 months, Nowak Supply every 3 weeks. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | WeldEquations | Nowak Supply |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nowak-supply/id6739004293/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 7 MB | 5 MB |
| Requires iOS | 26.0 | **18.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Glendale Coding Labs, Inc](https://appshunter.io/developer/1266859626) | [RL McCoy](https://appshunter.io/developer/1378385612) |

## What reviewers say

### WeldEquations

[App page](https://appshunter.io/ios/app/weldequations/id1266859627)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nowak Supply

[App page](https://appshunter.io/ios/app/nowak-supply/id6739004293)

This professional-grade tool offers specialized calculators for fire safety, welding, and portable sanitation planning. It generates detailed PDF reports, saves calculation history, and provides expert recommendations for compliance and project optimization.

**Highlights:** Fire Extinguisher Calculator, Welding Calculator (MIG, TIG, Stick), Porta-Jon Calculator, Professional PDF report generation, Calculation history, Offline access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WeldEquations free?

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

### Is Nowak Supply free?

Nowak Supply is free to download, with no in-app purchases.

### Do WeldEquations or Nowak Supply have ads?

Neither WeldEquations nor Nowak Supply shows ads.

### Which is updated more often, WeldEquations or Nowak Supply?

WeldEquations ships an update every 12 months, and Nowak Supply every 3 weeks. Most recently, WeldEquations was updated on September 27, 2026 and Nowak Supply on October 4, 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.*