# K vs Học tốt 12

The clearest difference is rating: Học tốt 12 at 5.0 against K's 4.4. Học tốt 12 also leads on iOS requirement (13.0 vs 15.0). K's advantage is ratings volume (144 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. K sells 8 in-app purchases, starting at $1.99 per 3 months and Học tốt 12 sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Học tốt 12 holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: K has 144 ratings behind it against 2, so its average is the more settled of the two.

K ships an update every 2 weeks, Học tốt 12 every 3 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | K | Học tốt 12 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (144 ratings)](https://appshunter.io/ios/app/k-12-math-learning-and-practice/id6446872948/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hoc-tot-12/id6449421769/reviews)** |
| Number of ratings | **144** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 202 MB | 91 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [DEVWORLD VIETAM COMPANY LIMITED](https://appshunter.io/developer/1867412933) | [QSOFT INFORMATION AND COMMUNICATION TECHNOLOGY SOLUTIONS COMPANY LIMITED](https://appshunter.io/developer/1576660025) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-12-math-learning-and-practice/id6446872948)

Master K-12 math with interactive games and practice covering algebra, calculus, and more. Features AI-powered explanations, quizzes, and a graphing calculator for on-the-go learning.

**Highlights:** Comprehensive math topics, AI-powered solver with explanations, Interactive quizzes, Smart graphing calculator, Video lessons and tips, Offline practice

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Three Months VIP | $1.99 | per 3 months |
| Learning Premium Monthly Plan | $1.99 | per month |
| One Month VIP | $4.99 | per month |
| Learning Premium HalfYear Plan | $5.99 | per 6 months |
| Learning Premium Annual Plan | $9.99 | per year |
| Six Months VIP | $24.99 | per 6 months |
| 1 Year VIP | $49.99 | per year |
| No ads Pack | $14.99 | one-time |


### Học tốt 12

[App page](https://appshunter.io/ios/app/hoc-tot-12/id6449421769)

This app offers comprehensive exam preparation and practice tests for students in grades 6-12. It covers a wide range of subjects and exam types, including national high school exams and university entrance tests, with a focus on achieving high scores.

**Highlights:** Exam practice and mock tests, Covers grades 6-12, National and university entrance exams, Full theory system, Multiple-choice question bank, Personalized learning paths

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $1.99 | per month |
| 1 year | $6.99 | per year |


## Frequently asked questions

### Is K free?

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

### Is Học tốt 12 free?

Học tốt 12 is free to download, with in-app purchases available.

### Which has better reviews, K or Học tốt 12?

Học tốt 12 is rated higher. K averages 4.4 out of 5 from 144 ratings, while Học tốt 12 averages 5.0 from 2 ratings.

### Do K or Học tốt 12 have ads?

Both K and Học tốt 12 show ads.

### Which is updated more often, K or Học tốt 12?

K ships an update every 2 weeks, and Học tốt 12 every 3 weeks. Most recently, K was updated on November 7, 2026 and Học tốt 12 on November 3, 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.*