# RKI OPLS vs PCubed Mobile

The clearest difference is rating: RKI OPLS at 5.0 against PCubed Mobile's 4.3. PCubed Mobile's advantage is ratings volume (3 vs 1). On price, update cadence, 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.

RKI OPLS holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

RKI OPLS ships an update every 2 months, PCubed Mobile every 3 months. The most recent releases landed on September 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RKI OPLS | PCubed Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rki-opls/id1502872792/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/pcubed-mobile/id6742980532/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 55 MB | 75 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RKI Instruments, Inc.](https://appshunter.io/developer/1501378948) | [Picarro Inc.](https://appshunter.io/developer/1758784765) |

## What reviewers say

### RKI OPLS

[App page](https://appshunter.io/ios/app/rki-opls/id1502872792)

Monitor readings and detector status for RKI's OPLS detector. Adjust operational parameters remotely. Essential for managing environmental monitoring equipment.

**Highlights:** View detector readings, Check detector status, Change operation parameters, Remote monitoring, Device management

**Features:** macOS Compatibility

**In-app purchases:** none


### PCubed Mobile

[App page](https://appshunter.io/ios/app/pcubed-mobile/id6742980532)

This application helps gas utility customers pinpoint and resolve potential gas leaks in identified areas. It provides tools to accurately locate and address these issues, ensuring safety and efficiency.

**Highlights:** Investigate identified areas with potential gas leaks, Accurately locate gas leaks, Assist gas utility customers, Address gas leak issues

**In-app purchases:** none


## Frequently asked questions

### Is RKI OPLS free?

RKI OPLS is free to download, with no in-app purchases.

### Is PCubed Mobile free?

PCubed Mobile is free to download, with no in-app purchases.

### Which has better reviews, RKI OPLS or PCubed Mobile?

RKI OPLS is rated higher. RKI OPLS averages 5.0 out of 5 from 1 ratings, while PCubed Mobile averages 4.3 from 3 ratings.

### Do RKI OPLS or PCubed Mobile have ads?

Neither RKI OPLS nor PCubed Mobile shows ads.

### Which is updated more often, RKI OPLS or PCubed Mobile?

RKI OPLS ships an update every 2 months, and PCubed Mobile every 3 months. Most recently, RKI OPLS was updated on September 25, 2026 and PCubed Mobile on October 30, 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.*