# First Supply vs Navien

The clearest difference is update cadence: Navien at every 4 weeks against First Supply's every 2 months. 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.

First Supply ships an update every 2 months, Navien every 4 weeks. The most recent releases landed on September 8, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | First Supply | 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 | **Every 4 weeks** |
| Monetization | — | Free |
| Size | 2 MB | 29 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [First Supply LLC](https://appshunter.io/developer/1448529230) | [Navien](https://appshunter.io/developer/1327385996) |

## What reviewers say

### First Supply

[App page](https://appshunter.io/ios/app/first-supply/id1462432325)

**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 First Supply free?

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

### Is Navien free?

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

### Do First Supply or Navien have ads?

Neither First Supply nor Navien shows ads.

### Which is updated more often, First Supply or Navien?

First Supply ships an update every 2 months, and Navien every 4 weeks. Most recently, First Supply was updated on September 8, 2026 and Navien on August 19, 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.*