# KMN vs AM GPS

The clearest difference is update cadence: KMN at every 5 days against AM GPS's every 4 months. AM GPS's advantage is iOS requirement (13.0 vs 15.1). 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.

KMN ships an update every 5 days, AM GPS every 4 months. The most recent releases landed on June 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | KMN | AM GPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/kmn/id1522650645/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 months |
| Monetization | Free | — |
| Size | 25 MB | 103 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quan Pham](https://appshunter.io/developer/1473784880) | [Manh Nguyen Ngoc](https://appshunter.io/developer/1678913138) |

## What reviewers say

### KMN

[App page](https://appshunter.io/ios/app/kmn/id1522650645)

This app allows users to verify the origin of gas cylinders and manage gas deliveries. It provides a convenient way to track and confirm gas product authenticity.

**Highlights:** Verify gas cylinder origin, Manage gas deliveries, Track gas product authenticity

**Features:** macOS Compatibility

**In-app purchases:** none


### AM GPS

[App page](https://appshunter.io/ios/app/am-gps/id6502815014)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KMN free?

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

### Is AM GPS free?

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

### Do KMN or AM GPS have ads?

Neither KMN nor AM GPS shows ads.

### Which is updated more often, KMN or AM GPS?

KMN ships an update every 5 days, and AM GPS every 4 months. Most recently, KMN was updated on June 9, 2026 and AM GPS on September 18, 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.*