# Quick QR & Barcode Scanner vs Deye ESS

The clearest difference is price: Deye ESS at Free against Quick QR & Barcode Scanner's $0.99. Deye ESS also leads on ads (none vs shown) and update cadence (every 10 days vs every 4 months). On in-app purchases and device support there is nothing between them.

Deye ESS is free to download; Quick QR & Barcode Scanner costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Quick QR & Barcode Scanner ships an update every 4 months, Deye ESS every 10 days. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Quick QR & Barcode Scanner | Deye ESS |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deye-ess/id6746040947/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 71 MB | 103 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Khairul Anwar](https://appshunter.io/developer/1779204408) | [萃绩科技(上海)有限公司](https://appshunter.io/developer/1738188942) |

## What reviewers say

### Quick QR & Barcode Scanner

[App page](https://appshunter.io/ios/app/quick-qr-and-barcode-scanner/id6738110201)

**Features:** macOS Compatibility

**In-app purchases:** none


### Deye ESS

[App page](https://appshunter.io/ios/app/deye-ess/id6746040947)

Manage your power station equipment throughout its lifecycle with smart, scenario-based energy storage. Features include real-time monitoring, efficient O&M, fault diagnosis, and a smart revenue calculator. Access nationwide electricity prices to optimize operations and maximize ROI.

**Highlights:** Full lifecycle equipment management, All-in-one O&M with fault diagnosis, AI-powered maintenance scheduling, Real-time equipment monitoring, Smart revenue calculator, Nationwide electricity price lookup

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Quick QR & Barcode Scanner free?

Quick QR & Barcode Scanner costs $0.99, with no in-app purchases.

### Is Deye ESS free?

Deye ESS is free to download, with no in-app purchases.

### Do Quick QR & Barcode Scanner or Deye ESS have ads?

Quick QR & Barcode Scanner shows ads; Deye ESS does not.

### Which is updated more often, Quick QR & Barcode Scanner or Deye ESS?

Quick QR & Barcode Scanner ships an update every 4 months, and Deye ESS every 10 days. Most recently, Quick QR & Barcode Scanner was updated on October 10, 2026 and Deye ESS on October 17, 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.*