# K vs QR Code Barcode Ai Reader

The clearest difference is in-app purchases: K at none against QR Code Barcode Ai Reader's 6. K also leads on ads (none vs shown) and iOS requirement (13.0 vs 17). QR Code Barcode Ai Reader's advantage is update cadence (weekly vs every 21 months) and chart position (#119 vs unranked). On price and device support there is nothing between them.

Both are free to download. QR Code Barcode Ai Reader sells 5 in-app purchases, starting at $9.99 per 7 days. K asks for nothing beyond the download.

K ships an update every 21 months, QR Code Barcode Ai Reader weekly. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | K | QR Code Barcode Ai Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (2K ratings)](https://appshunter.io/ios/app/qr-code-barcode-ai-reader/id6760985637/reviews)** |
| Number of ratings | — | **2K** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#119** |
| Size | 230 MB | 57 MB |
| Requires iOS | **13.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Guangdong KSTE lighting industry Co.,Ltd](https://appshunter.io/developer/1604704962) | [Quke Technology](https://appshunter.io/developer/1880975939) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-smart/id1604704960)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code Barcode Ai Reader

[App page](https://appshunter.io/ios/app/qr-code-barcode-ai-reader/id6760985637)

**Currently charting:** #119 Top Grossing · Utilities (US App Store)

Transform your device into an AI-powered scanner for instant information. Identify objects, translate text, estimate calories, and decode QR codes with advanced visual recognition. Save your scan history and easily create custom QR codes for various purposes.

**Highlights:** AI-powered visual scanner, Object identification and translation, Calorie estimation, Lightning-fast QR & barcode scanning, Offline scanning capability, Custom QR code generation, Smart scan history

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly | $9.99 | per 7 days |
| weekly | $9.99 | per 7 days |
| weekly | $11.99 | per 7 days |
| yearly | $39.99 | per year |
| yearly | $49.99 | per year |


## Frequently asked questions

### Is K free?

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

### Is QR Code Barcode Ai Reader free?

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

### Do K or QR Code Barcode Ai Reader have ads?

QR Code Barcode Ai Reader shows ads; K does not.

### Which is updated more often, K or QR Code Barcode Ai Reader?

K ships an update every 21 months, and QR Code Barcode Ai Reader weekly. Most recently, K was updated on October 25, 2026 and QR Code Barcode Ai Reader on November 5, 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.*