# i 标记 vs QR Coder

The clearest difference is in-app purchases: i 标记 at none against QR Coder's 4. i 标记 also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. QR Coder sells 4 in-app purchases, starting at $2.99 per month. i 标记 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | i 标记 | QR Coder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 13 MB | 33 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [鉴 刘](https://appshunter.io/developer/1420089432) | [Alexander Romanov](https://appshunter.io/developer/1459928735) |

## What reviewers say

### i 标记

[App page](https://appshunter.io/ios/app/i/id1493178480)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Coder

[App page](https://appshunter.io/ios/app/qr-coder-reader-and-scanner/id6476565689)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $2.99 | per month |
| 12 moths | $9.99 | per year |
| 12 moths | $19.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is i 标记 free?

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

### Is QR Coder free?

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

### Do i 标记 or QR Coder have ads?

Neither i 标记 nor QR Coder shows ads.

### Which is updated more often, i 标记 or QR Coder?

i 标记 ships an update every 2 months, and QR Coder every 2 months. Most recently, i 标记 was updated on October 3, 2026 and QR Coder on October 2, 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.*