Comparison

Optical Power Meter vs ASPION G

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

Head to head
About

Optical Power Meter

Control handheld optical power meters remotely via Bluetooth. View power readings on a large gauge and a 5-digit display, with min/max tracking. Adjust basic settings like wavelength and zeroing from your mobile device.

Highlights
  • Remote control via Bluetooth
  • Large needle gauge display
  • 5-digit power reading
  • Minimum and maximum readings
  • Wavelength correction
  • Zeroing function
Features
Read full description

The Thorlabs Powermeter App is designed to remote control the PM160 series handheld optical power meters via Bluetooth® connection. This application allows the user to read the optical power from a large needle gauge, supported by a 5 digit display with additional minimum and maximum readings. Basic settings like wavelength correction and zeroing can be performed directly from your mobile device. The app requires a Bluetooth® paired device. Supported Power Meters: - Thorlabs PM160 - Thorlabs PM160T

About

ASPION G

Features
Read full description

The smart ASPION G-Log shock sensors are intelligent data loggers for logging shock / impact / vibration, climate data such as temperature and humidity as well as simple orientation visualisation during transports. Read out the sensor data quickly and easily with the free app - instantly get an overview and details of recorded transport events! Overview of app functions: - Readout via NFC: Hold your smartphone directly to a sensor - for all ASPION data loggers - Additional readout via BLE: Over a distance of several metres - for ASPION G-Log 2 data loggers in blue housing - Traffic light function when threshold values are exceeded - Display of shocks / vibrations in all three axes - Additional shock details in milliseconds from the first and 8 further highest shocks - Climate data (temperature, humidity) and a live view for ASPION G-Log 2 - Display of orientation - Stopping the data logger with PIN protection - Sending of the data analysis by e-mail - Advanced features with ASPION Premium service like activating ASPION G-Log 2 data loggers via app, automatic data transfer after read out and more Get to know all the possibilities of smart transport monitoring with ASPION data loggers: https://www.aspion.de/en

Screenshots

Optical Power Meter1 screens
ASPION G4 screens

Verdict

The call

The clearest difference is update cadence: ASPION G at every 2 months against Optical Power Meter's every 12 months. Optical Power Meter's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Optical Power Meter ships an update every 12 months, ASPION G every 2 months. The most recent releases landed on October 21, 2026 and October 26, 2026 respectively.

Scorecard2 real differences · 8 level
Optical Power Meter versus ASPION G: the parameters behind the verdict, then further details
ParameterOptical Power MeterASPION G
PriceFreeFree
Rating2.6 (5 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 12 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size19 MB42 MB
Age rating4+4+
DeveloperThorlabs GmbHASPION GmbH

In-app purchases

None

Optical Power Meter

No in-app purchases

None

ASPION G

No in-app purchases

Questions

Is Optical Power Meter free?
Optical Power Meter is free to download, with no in-app purchases.
Is ASPION G free?
ASPION G is free to download, with no in-app purchases.
Do Optical Power Meter or ASPION G have ads?
Neither Optical Power Meter nor ASPION G shows ads.
Which is updated more often, Optical Power Meter or ASPION G?
Optical Power Meter ships an update every 12 months, and ASPION G every 2 months. Most recently, Optical Power Meter was updated on October 21, 2026 and ASPION G on October 26, 2026.

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