# Auer Steel vs Navien

The clearest difference is iOS requirement: Auer Steel at 13.6 against Navien's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Auer Steel ships an update every 2 months, Navien monthly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Auer Steel | Navien |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.6 (33 ratings)](https://appshunter.io/ios/app/navien/id1589126852/reviews)** |
| Number of ratings | — | **33** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 170 MB | 29 MB |
| Requires iOS | **13.6** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Auer Steel & Heating Supply Co Inc](https://appshunter.io/developer/1437227471) | [Navien](https://appshunter.io/developer/1327385996) |

## What reviewers say

### Auer Steel

[App page](https://appshunter.io/ios/app/auer-steel/id1553572680)

**Features:** macOS Compatibility

**In-app purchases:** none


### Navien

[App page](https://appshunter.io/ios/app/navien/id1589126852)

This app provides information on the latest innovations and allows users to log installation and service details for their units. Professionals can access live chat support and register installations, while owners can manage warranties and find local services.

**Highlights:** Log installation and service information, Live chat with support teams, Scan serial numbers for registration, Take job site photos, Search for wholesalers and training, Register units for warranty, Find local installers and service professionals

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Auer Steel free?

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

### Is Navien free?

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

### Do Auer Steel or Navien have ads?

Neither Auer Steel nor Navien shows ads.

### Which is updated more often, Auer Steel or Navien?

Auer Steel ships an update every 2 months, and Navien monthly. Most recently, Auer Steel was updated on October 29, 2026 and Navien on October 24, 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.*