# Lexmark ID vs SKY TRACKER GPS

Lexmark ID and SKY TRACKER GPS 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.

Lexmark ID ships an update every 5 months, SKY TRACKER GPS every 4 months. The most recent releases landed on June 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Lexmark ID | SKY TRACKER GPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/lexmark-id/id494589020/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 136 MB | 26 MB |
| Requires iOS | 16.1 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Verify Brand LLC](https://appshunter.io/developer/494589023) | [Tamilarasan Kannan](https://appshunter.io/developer/1500116258) |

## What reviewers say

### Lexmark ID

[App page](https://appshunter.io/ios/app/lexmark-id/id494589020)

Verify the authenticity of Lexmark supplies by scanning QR codes or barcodes on security labels and retail cartons. Receive instant notifications about the status of your scanned items to ensure you are purchasing genuine products.

**Highlights:** Scan 2D QR codes on security labels, Scan barcodes of part serial numbers, Instant status notifications, Verify genuine Lexmark supplies, Check retail carton authenticity

**Features:** macOS Compatibility

**In-app purchases:** none


### SKY TRACKER GPS

[App page](https://appshunter.io/ios/app/sky-tracker-gps/id6764756322)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lexmark ID free?

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

### Is SKY TRACKER GPS free?

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

### Do Lexmark ID or SKY TRACKER GPS have ads?

Neither Lexmark ID nor SKY TRACKER GPS shows ads.

### Which is updated more often, Lexmark ID or SKY TRACKER GPS?

Lexmark ID ships an update every 5 months, and SKY TRACKER GPS every 4 months. Most recently, Lexmark ID was updated on June 25, 2026 and SKY TRACKER GPS on September 10, 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.*