# Ask Teacher vs Korah

The clearest difference is rating: Korah at 5.0 against Ask Teacher's 4.3. Ask Teacher's advantage is ratings volume (4 vs 1) and iOS requirement (13.0 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Korah holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Ask Teacher ships an update weekly, Korah every 4 days. Both last shipped on October 7, 2026.

## The numbers

| Metric | Ask Teacher | Korah |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/ask-teacher-ai-study-tutor/id6503633017/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/korah/id6757345573/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | Free |
| Size | 68 MB | 39 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FVAWI DREIN INC](https://appshunter.io/developer/1764304063) | [Oscar Euceda](https://appshunter.io/developer/1866263051) |

## What reviewers say

### Ask Teacher

[App page](https://appshunter.io/ios/app/ask-teacher-ai-study-tutor/id6503633017)

This AI-powered companion provides step-by-step solutions and clear explanations for complex STEM problems. It helps users master mathematics, physics, and chemistry through instant answers, data analysis, and photo recognition.

**Highlights:** Instant STEM problem solutions, Step-by-step explanations, Photo recognition for problems, Scientific data analysis, Clear explanations of physical laws, Covers basic to advanced topics

**Features:** macOS Compatibility

**In-app purchases:** none


### Korah

[App page](https://appshunter.io/ios/app/korah/id6757345573)

This AI-powered tutor helps students prepare for the SAT with adaptive practice, personalized study plans, and detailed analytics. Get on-demand help with questions and track your progress towards your score goals.

**Highlights:** Adaptive practice sets, Personalized study plans, AI tutor for question help, Performance analytics, Score goal tracking, Extensive question bank

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

**In-app purchases:** none


## Frequently asked questions

### Is Ask Teacher free?

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

### Is Korah free?

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

### Which has better reviews, Ask Teacher or Korah?

Korah is rated higher. Ask Teacher averages 4.3 out of 5 from 4 ratings, while Korah averages 5.0 from 1 ratings.

### Do Ask Teacher or Korah have ads?

Neither Ask Teacher nor Korah shows ads.

### Which is updated more often, Ask Teacher or Korah?

Ask Teacher ships an update weekly, and Korah every 4 days. Most recently, Ask Teacher was updated on October 7, 2026 and Korah on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*