# AI+ Tutor vs Ka

The clearest difference is in-app purchases: Ka at none against AI+ Tutor's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI+ Tutor sells 3 in-app purchases, starting at $9.99 per 7 days. Ka asks for nothing beyond the download.

AI+ Tutor ships an update every 3 weeks, Ka monthly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AI+ Tutor | Ka |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kaching/id6736558803/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free |
| Size | 16 MB | 4 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TabTab](https://appshunter.io/developer/1476661769) | [Yifan Du](https://appshunter.io/developer/1245978670) |

## What reviewers say

### AI+ Tutor

[App page](https://appshunter.io/ios/app/ai-plus-tutor/id6461867513)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI+ Tutor Weekly Pro | $9.99 | per 7 days |
| AI+ Tutor Monthly Pro | $19.99 | per month |
| AI+ Tutor Yearly Pro | $99.99 | per year |


### Ka

[App page](https://appshunter.io/ios/app/kaching/id6736558803)

This educational app makes learning about economics and finance engaging for students. It features a quiz-based system where users earn virtual coins to practice stock trading in a simulated environment. The coins are purely for educational purposes and cannot be used in real-world transactions.

**Highlights:** Economics and finance education, Fun quiz-based learning, Virtual stock trading simulation, Earn virtual coins, Educational purpose only

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AI+ Tutor free?

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

### Is Ka free?

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

### Do AI+ Tutor or Ka have ads?

Neither AI+ Tutor nor Ka shows ads.

### Which is updated more often, AI+ Tutor or Ka?

AI+ Tutor ships an update every 3 weeks, and Ka monthly. Most recently, AI+ Tutor was updated on November 7, 2026 and Ka on October 30, 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.*