# Math AI vs Calvin Chess Trainer

The clearest difference is in-app purchases: Calvin Chess Trainer at none against Math AI's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Math AI sells 3 in-app purchases, starting at $1.99 per 7 days. Calvin Chess Trainer asks for nothing beyond the download.

## The numbers

| Metric | Math AI | Calvin Chess Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/math-ai-study-ai/id6754333620/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 215 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chetan Shah](https://appshunter.io/developer/1882019879) | [DAVID MARKLE](https://appshunter.io/developer/1880745263) |

## What reviewers say

### Math AI

[App page](https://appshunter.io/ios/app/math-ai-study-ai/id6754333620)

This app uses your device's camera to provide instant, step-by-step solutions to math problems. It offers AI-crafted explanations that adapt to your learning pace, helping you understand concepts and build confidence for exams and homework.

**Highlights:** Camera-based equation solving, Step-by-step solution explanations, AI-powered learning adaptation, Homework checking, Exam preparation support, Study tips

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $1.99 | per 7 days |
| Monthly Plan | $6.99 | per month |
| Yearly Plan | $19.99 | per year |


### Calvin Chess Trainer

[App page](https://appshunter.io/ios/app/calvin-chess-trainer/id6759800929)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math AI free?

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

### Is Calvin Chess Trainer free?

Calvin Chess Trainer is free to download, with no in-app purchases.

### Do Math AI or Calvin Chess Trainer have ads?

Neither Math AI nor Calvin Chess Trainer 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.*