# Kainy vs Barcode Notes

The clearest difference is review sentiment: Kainy at 100% against Barcode Notes's 0%. Kainy also leads on rating (4.0 vs 3.0) and update cadence (every 3 weeks vs every 5 months). Barcode Notes's advantage is in-app purchases (none vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Kainy sells 1 in-app purchase, starting at $1.99 per year. Barcode Notes asks for nothing beyond the download.

Kainy holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 100% of Kainy's written reviews are positive against 0% of Barcode Notes's.

Kainy ships an update every 3 weeks, Barcode Notes every 5 months. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Kainy | Barcode Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/kainy/id1574032305/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/barcode-notes/id6446976949/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Subscription | **Free** |
| Size | 41 MB | 7 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Qucai Laicai (Shenzhen) Network Co., Ltd.](https://appshunter.io/developer/1816735640) | [Shanghai Xuanhua Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1475484669) |

## What reviewers say

### Kainy

[App page](https://appshunter.io/ios/app/kainy/id1574032305)

This app offers a minimalist web browsing experience, eliminating traditional address and search bars. It provides unique ways to open URLs, including QR code scanning, clipboard reading, and app schemes.

**Highlights:** Address and search bar-free interface, QR code URL scanning, Clipboard URL reading, App scheme URL opening, Minimalist design

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 包年会员 | $1.99 | per year |


### Barcode Notes

[App page](https://appshunter.io/ios/app/barcode-notes/id6446976949)

Scan and manage barcodes and QR codes with your mobile device. Supports various code types, allows content copying, and export to files. Real-time transmission to computers is also possible.

**Highlights:** Barcode and QR code scanning, Content management, Support for multiple barcode types, Code content copy, Export to file, Real-time computer transmission

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kainy free?

Kainy is free to download, with in-app purchases available.

### Is Barcode Notes free?

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

### Which has better reviews, Kainy or Barcode Notes?

Kainy is rated higher. Kainy averages 4.0 out of 5 from 4 ratings, while Barcode Notes averages 3.0 from 1 ratings.

### Do Kainy or Barcode Notes have ads?

Neither Kainy nor Barcode Notes shows ads.

### Which is updated more often, Kainy or Barcode Notes?

Kainy ships an update every 3 weeks, and Barcode Notes every 5 months. Most recently, Kainy was updated on October 1, 2026 and Barcode Notes on October 11, 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.*