# Optical Power Meter vs Kashf Lens

The clearest difference is update cadence: Kashf Lens at weekly against Optical Power Meter's every 12 months. Optical Power Meter's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Optical Power Meter ships an update every 12 months, Kashf Lens weekly. The most recent releases landed on October 21, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Optical Power Meter | Kashf Lens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (5 ratings)](https://appshunter.io/ios/app/optical-power-meter/id665941154/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | Free | — |
| Size | 19 MB | 3 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Thorlabs GmbH](https://appshunter.io/developer/662121683) | [Azziz Mimouni](https://appshunter.io/developer/1877626721) |

## What reviewers say

### Optical Power Meter

[App page](https://appshunter.io/ios/app/optical-power-meter/id665941154)

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:** macOS Compatibility

**In-app purchases:** none


### Kashf Lens

[App page](https://appshunter.io/ios/app/kashf-lens-sensor-explorer/id6759244520)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Optical Power Meter free?

Optical Power Meter is free to download, with no in-app purchases.

### Is Kashf Lens free?

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

### Do Optical Power Meter or Kashf Lens have ads?

Neither Optical Power Meter nor Kashf Lens shows ads.

### Which is updated more often, Optical Power Meter or Kashf Lens?

Optical Power Meter ships an update every 12 months, and Kashf Lens weekly. Most recently, Optical Power Meter was updated on October 21, 2026 and Kashf Lens on October 3, 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.*