# Yi vs Quick Scan

The clearest difference is price: Yi at Free against Quick Scan's $1.99. Yi also leads on in-app purchases (none vs 3) and iOS requirement (9.0 vs 16.4). Quick Scan's advantage is update cadence (weekly vs every 2 months). On ads and device support there is nothing between them.

Yi is free to download; Quick Scan costs $1.99 up front. Quick Scan sells 3 one-off in-app purchases. Yi asks for nothing beyond the download.

Yi ships an update every 2 months, Quick Scan weekly. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Yi | Quick Scan |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/quick-scan-fast-safe-capable/id6736847099/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 62 MB | 3 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Zhixin Wulian Technology Co., Ltd.](https://appshunter.io/developer/1521588847) | [庆贤 曾](https://appshunter.io/developer/1767739447) |

## What reviewers say

### Yi

[App page](https://appshunter.io/ios/app/yi-lock/id1440240769)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Scan

[App page](https://appshunter.io/ios/app/quick-scan-fast-safe-capable/id6736847099)

This tool quickly scans and redirects QR codes to their corresponding apps, streamlining your digital interactions. It intelligently recognizes various code types, from payments to bike-sharing, offering a seamless experience with just one tap.

**Highlights:** Lightning-fast QR code scanning, Comprehensive app recognition, Direct redirection to apps, Customizable link rules, Machine learning technology

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bubble Gum Support | $0.99 | one-time |
| Ice Cold Cola Tip | $2.99 | one-time |
| Coffee Support | $5.99 | one-time |


## Frequently asked questions

### Is Yi free?

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

### Is Quick Scan free?

Quick Scan costs $1.99, and also offers in-app purchases.

### Do Yi or Quick Scan have ads?

Neither Yi nor Quick Scan shows ads.

### Which is updated more often, Yi or Quick Scan?

Yi ships an update every 2 months, and Quick Scan weekly. Most recently, Yi was updated on September 16, 2026 and Quick Scan on September 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.*