# VM Printer vs Sensor Labs

The clearest difference is in-app purchases: VM Printer at none against Sensor Labs's 1. VM Printer also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). Sensor Labs's advantage is update cadence (every 2 days vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Sensor Labs sells 1 one-off in-app purchase. VM Printer asks for nothing beyond the download.

VM Printer ships an update every 6 months, Sensor Labs every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | VM Printer | Sensor Labs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/vm-printer-centegix-classic/id6753307081/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 4 MB | 11 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [34ED LLC](https://appshunter.io/developer/1440352479) | [Gnanasuriyan Gnana Oli](https://appshunter.io/developer/1865699730) |

## What reviewers say

### VM Printer

[App page](https://appshunter.io/ios/app/vm-printer-centegix-classic/id6753307081)

This app bridges your web-based visitor management system to local network printers. It allows seamless printing of visitor badges and tardy labels to AirPrint or specific Brother QL-series printers.

**Highlights:** Web-based printing from browser, Supports AirPrint printers, Direct IP connection for Brother QL-series, Save multiple printer configurations, Guided printer setup, Test print functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Sensor Labs

[App page](https://appshunter.io/ios/app/sensor-labs-physics-sensors/id6757404916)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sensor Labs Pro | $9.99 | one-time |


## Frequently asked questions

### Is VM Printer free?

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

### Is Sensor Labs free?

Sensor Labs is free to download, with in-app purchases available.

### Do VM Printer or Sensor Labs have ads?

Sensor Labs shows ads; VM Printer does not.

### Which is updated more often, VM Printer or Sensor Labs?

VM Printer ships an update every 6 months, and Sensor Labs every 2 days. Most recently, VM Printer was updated on October 30, 2026 and Sensor Labs on October 31, 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.*