# Ai_Engineering vs Calculus & Probability Lab

The clearest difference is in-app purchases: Ai_Engineering at none against Calculus & Probability Lab's 2. Ai_Engineering also leads on ads (none vs shown). Calculus & Probability Lab's advantage is iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Calculus & Probability Lab sells 2 in-app purchases, starting at $4.99 per month. Ai_Engineering asks for nothing beyond the download.

## The numbers

| Metric | Ai_Engineering | Calculus & Probability Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Size | 7 MB | 58 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luke Mclaughlin](https://appshunter.io/developer/1893671036) | [MEHMET CANKER (TR)](https://appshunter.io/developer/1565350155) |

## What reviewers say

### Ai_Engineering

[App page](https://appshunter.io/ios/app/ai-engineering/id6789624272)

**Features:** Vision Pro support

**In-app purchases:** none


### Calculus & Probability Lab

[App page](https://appshunter.io/ios/app/calculus-and-probability-lab/id6794595111)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcProb Lab Pro monthly | $4.99 | per month |
| CalcProb Lab Pro annual | $24.99 | per year |


## Frequently asked questions

### Is Ai_Engineering free?

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

### Is Calculus & Probability Lab free?

Calculus & Probability Lab is free to download, with in-app purchases available.

### Do Ai_Engineering or Calculus & Probability Lab have ads?

Calculus & Probability Lab shows ads; Ai_Engineering does not.

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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.*