Comparison

VM Printer vs Sensor Labs

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

VM Printer

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
Read full description

Seamlessly print visitor badges and tardy labels from your web-based CENTEGIX Classic Visitor Management system directly to your local network printers. Our app acts as a bridge, enabling your browser to communicate with both AirPrint-compatible printers and specific Brother QL-series label printers via direct IP connection. Key Features: • Web-Based Printing: Initiate print jobs directly from your browser using a custom URL. The app automatically handles the request and sends it to the designated printer. • Versatile Printer Support: Connect to any AirPrint-enabled printer or configure a direct connection to Brother QL-series printers on your network. • Multiple Configurations: Save and manage multiple printer setups, each with a specific name and paper size, perfect for different stations or functions. • Guided Setup: Follow simple on-screen instructions to discover and add printers to the app. • Test Functionality: Perform a test print at any time to ensure your configuration is working correctly.

About

Sensor Labs

Features
Read full description

Sensor Labs turns your iPhone into a real-time physics laboratory. Instantly visualize motion, environmental, audio, and location sensors with clean dashboards and precise live data. Whether you are a student, engineer, or simply curious, Sensor Labs helps you explore how your iPhone senses the world around it. LIVE SENSOR MONITORING (13+ SENSORS) Motion Sensors * Accelerometer: Measure X, Y, Z acceleration forces * Gyroscope: Track rotation rate and angular velocity * Device Motion: Sensor fusion with attitude and quaternion data * Bubble Level: Precision spirit level for accurate alignment Magnetic Sensors * Magnetometer: Raw magnetic field values * Metal Detector: Detect hidden metal, pipes, and wires Environmental Sensors * Barometer: Atmospheric pressure and relative altitude * Thermal State: Monitor device temperature conditions * Brightness: Screen brightness monitoring * Proximity: Detect nearby objects Location and Audio * GPS: Location, altitude, speed, and heading * Microphone: Sound level meter with decibel readings, frequency analysis, and spectrum view DESIGNED FOR CLARITY AND SPEED * Real-time updates with no lag * Animated gauges, waveforms, and visualizations * Full-screen immersive sensor views * Swipe navigation between sensors * Customizable dashboard layout * Multiple themes with full dark mode support PERFECT FOR * Students and educators learning physics and motion * Engineers and developers testing sensor-based apps * DIY and home projects including leveling and detection * Science experiments and research * Anyone curious about iPhone hardware SENSOR LABS PRO Upgrade to Sensor Labs Pro to remove ads and unlock the full experience. One-time purchase. No subscriptions. PRIVACY FIRST All sensor data is processed locally on your device. We do not collect, store, or share personal or sensor data. Download Sensor Labs today and discover what your iPhone can really do.

Screenshots

VM Printer4 screens
Sensor Labs4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard4 real differences · 5 level
VM Printer versus Sensor Labs: the parameters behind the verdict, then further details
ParameterVM PrinterSensor Labs
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 6 monthsEvery 2 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size4 MB11 MB
Age rating4+4+
Developer34ED LLCGnanasuriyan Gnana Oli

In-app purchases

None

VM Printer

No in-app purchases

1 purchases

Sensor Labs

One-time1
  • Sensor Labs Pro$9.99

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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