# Scan QR Code & Generator vs Teacher AI

The clearest difference is update cadence: Scan QR Code & Generator at weekly against Teacher AI's every 6 months. Scan QR Code & Generator also leads on ratings volume (79 vs 5). Teacher AI's advantage is rating (5.0 vs 4.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Scan QR Code & Generator sells 4 in-app purchases, starting at $6.99 per 7 days and Teacher AI sells 6 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Teacher AI holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Scan QR Code & Generator has 79 ratings behind it against 5, so its average is the more settled of the two.

Scan QR Code & Generator ships an update weekly, Teacher AI every 6 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Scan QR Code & Generator | Teacher AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (79 ratings)](https://appshunter.io/ios/app/scan-qr-code-and-generator/id6736880271/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/teacher-ai-help-with-homework/id6742784793/reviews)** |
| Number of ratings | **79** | 5 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 23 MB | 47 MB |
| Requires iOS | 17.0 | **16** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [小荣 李](https://appshunter.io/developer/1791664279) | [Ovidiu Georgescu](https://appshunter.io/developer/1760300146) |

## What reviewers say

### Scan QR Code & Generator

[App page](https://appshunter.io/ios/app/scan-qr-code-and-generator/id6736880271)

Instantly scan and decode all types of QR codes and barcodes. Create and customize your own codes for social media, events, and more with various design options. Offers fast, reliable, and user-friendly functionality.

**Highlights:** Instant QR and barcode scanning, Create barcodes for social media, Generate codes for events and locations, Customize QR code colors and styles, Fast and reliable performance, User-friendly interface

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $14.99 | per month |
| Quarter | $29.99 | per 3 months |
| Remove AD | $3.99 | one-time |


### Teacher AI

[App page](https://appshunter.io/ios/app/teacher-ai-help-with-homework/id6742784793)

Instantly get answers to your academic questions by scanning equations or engaging in AI-powered conversations. Receive detailed explanations, translations, and homework reviews to deepen your understanding across various subjects. Subscription required for full access.

**Highlights:** Scan equations for instant answers, Step-by-step explanations for any topic, Accurate language translations with explanations, AI chat for tailored responses, Homework review and error correction, Multiple subscription plans available

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trigonometry Calculator | $7.99 | per 7 days |
| teacherAIWeekly | $7.99 | per 7 days |
| teacherAIMonthly | $14.99 | per month |
| teacherAIMonthlyTrial | $15.99 | per month |
| teacherAIYearly | $83.99 | per year |
| teacherAIYearlyTrial | $99.99 | per year |


## Frequently asked questions

### Is Scan QR Code & Generator free?

Scan QR Code & Generator is free to download, with in-app purchases available.

### Is Teacher AI free?

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

### Which has better reviews, Scan QR Code & Generator or Teacher AI?

Teacher AI is rated higher. Scan QR Code & Generator averages 4.6 out of 5 from 79 ratings, while Teacher AI averages 5.0 from 5 ratings.

### Do Scan QR Code & Generator or Teacher AI have ads?

Both Scan QR Code & Generator and Teacher AI show ads.

### Which is updated more often, Scan QR Code & Generator or Teacher AI?

Scan QR Code & Generator ships an update weekly, and Teacher AI every 6 months. Most recently, Scan QR Code & Generator was updated on October 30, 2026 and Teacher AI on October 28, 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.*