# PTBTX2™ vs QR Genius

The clearest difference is iOS requirement: PTBTX2™ at 13.0 against QR Genius's 16.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for PTBTX2™ against 5.0 for QR Genius. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

PTBTX2™ ships an update every 15 months, QR Genius every 16 months. The most recent releases landed on September 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PTBTX2™ | QR Genius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ptbtx2/id1338848296/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/qr-genius-code-scan-and-create/id1573719150/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 15 months** | Every 16 months |
| Monetization | Free | Free |
| Size | 17 MB | 4 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Myron L Company](https://appshunter.io/developer/885545010) | [Anil Karagoz](https://appshunter.io/developer/1573719152) |

## What reviewers say

### PTBTX2™

[App page](https://appshunter.io/ios/app/ptbtx2/id1338848296)

This application transforms your iOS device into a precise water quality measurement tool when paired with compatible pocket testers. It offers wireless connectivity, intuitive data recording, and exportable measurement logs for various water quality parameters.

**Highlights:** Wireless communication with pocket testers, Intuitive GUI for measurements, On-board database for data storage, Sortable, filterable, and exportable data, Automatic calibration records, Supports multiple water quality parameters

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Genius

[App page](https://appshunter.io/ios/app/qr-genius-code-scan-and-create/id1573719150)

Easily scan and create QR codes with this intuitive utility. Access your scan history and share personalized codes seamlessly. Designed for a swift and accurate experience.

**Highlights:** Fast and accurate QR code scanning, Easy QR code creation, Personalized code sharing, Intuitive user interface, Scan history access, Seamless code sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PTBTX2™ free?

PTBTX2™ is free to download, with no in-app purchases.

### Is QR Genius free?

QR Genius is free to download, with no in-app purchases.

### Which has better reviews, PTBTX2™ or QR Genius?

PTBTX2™ and QR Genius are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do PTBTX2™ or QR Genius have ads?

Neither PTBTX2™ nor QR Genius shows ads.

### Which is updated more often, PTBTX2™ or QR Genius?

PTBTX2™ ships an update every 15 months, and QR Genius every 16 months. Most recently, PTBTX2™ was updated on September 29, 2026 and QR Genius on October 14, 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.*