# 藥掃描2.0 vs Error Note

The clearest difference is price: 藥掃描2.0 at Free against Error Note's $0.99. 藥掃描2.0 also leads on iOS requirement (12.3 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

藥掃描2.0 is free to download; Error Note costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 藥掃描2.0 | Error Note |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 21.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Monetization | Free | — |
| Size | 74 MB | 17 MB |
| Requires iOS | **12.3** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TRADE-VAN INFORMATION SERVICES CO.](https://appshunter.io/developer/518006318) | [建春 张](https://appshunter.io/developer/1844027944) |

## What reviewers say

### 藥掃描2.0

[App page](https://appshunter.io/ios/app/20/id1147526405)

This app helps users verify medication information and combat misinformation. Scan drug barcodes to access details, stay updated with food and drug news, and find answers to common medication myths.

**Highlights:** Scan drug barcodes, Access medication information, View food and drug news, Check drug license information, Read medication myth-busting Q&A

**Features:** macOS Compatibility

**In-app purchases:** none


### Error Note

[App page](https://appshunter.io/ios/app/error-note/id6755984755)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 藥掃描2.0 free?

藥掃描2.0 is free to download, with no in-app purchases.

### Is Error Note free?

Error Note costs $0.99, with no in-app purchases.

### Do 藥掃描2.0 or Error Note have ads?

Neither 藥掃描2.0 nor Error Note shows ads.

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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.*