# 發票對獎 vs QR Code Reader, QR Scanner

The clearest difference is review sentiment: 發票對獎 at 94% against QR Code Reader, QR Scanner's 0%. 發票對獎 also leads on in-app purchases (none vs 4) and rating (4.8 vs 4.6). QR Code Reader, QR Scanner's advantage is ads (none vs shown) and iOS requirement (14.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. QR Code Reader, QR Scanner sells 4 in-app purchases, starting at $7.99 per 7 days. 發票對獎 asks for nothing beyond the download.

發票對獎 holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: 發票對獎 has 65 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 94% of 發票對獎's written reviews are positive against 0% of QR Code Reader, QR Scanner's.

發票對獎 ships an update every 6 months, QR Code Reader, QR Scanner every 4 months. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 發票對獎 | QR Code Reader, QR Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (65 ratings)](https://appshunter.io/ios/app/id967299053/reviews)** | [4.6 (11 ratings)](https://appshunter.io/ios/app/qr-code-reader-qr-scanner/id6744383642/reviews) |
| Number of ratings | **65** | 11 |
| Positive reviews | **94.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 21 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [fengyi tsai](https://appshunter.io/developer/967299052) | [Fires Intelligence LLC](https://appshunter.io/developer/1803340236) |

## What reviewers say

### 發票對獎

[App page](https://appshunter.io/ios/app/id967299053)

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

**In-app purchases:** none


### QR Code Reader, QR Scanner

[App page](https://appshunter.io/ios/app/qr-code-reader-qr-scanner/id6744383642)

Easily scan and generate QR codes, identify objects from photos, and translate text on the go. This app streamlines information access and sharing for everyday tasks and travel.

**Highlights:** QR code and barcode scanning, QR code generation, Object information recognition, Photo translation, Unlimited scanning (premium), Custom QR code generation (premium)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QR Code Weekly Premium | $7.99 | per 7 days |
| QR Code Premium · 3-Day Free | $9.99 | per 7 days |
| QR Code Monthly Premium | $19.99 | per month |
| QR Code Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is 發票對獎 free?

發票對獎 is free to download, with no in-app purchases.

### Is QR Code Reader, QR Scanner free?

QR Code Reader, QR Scanner is free to download, with in-app purchases available.

### Which has better reviews, 發票對獎 or QR Code Reader, QR Scanner?

發票對獎 is rated higher. 發票對獎 averages 4.8 out of 5 from 65 ratings, while QR Code Reader, QR Scanner averages 4.6 from 11 ratings.

### Do 發票對獎 or QR Code Reader, QR Scanner have ads?

發票對獎 shows ads; QR Code Reader, QR Scanner does not.

### Which is updated more often, 發票對獎 or QR Code Reader, QR Scanner?

發票對獎 ships an update every 6 months, and QR Code Reader, QR Scanner every 4 months. Most recently, 發票對獎 was updated on October 14, 2026 and QR Code Reader, QR Scanner on October 9, 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.*