# MindMath Pro vs Probability Paradox Lab

The clearest difference is ads: MindMath Pro at none against Probability Paradox Lab's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. MindMath Pro sells 6 in-app purchases, starting at $5.99 per 7 days and Probability Paradox Lab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

MindMath Pro ships an update every 5 weeks, Probability Paradox Lab every 4 weeks. The most recent releases landed on September 30, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | MindMath Pro | Probability Paradox Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Size | 29 MB | 13 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Catrin Donnelly](https://appshunter.io/developer/1871279553) | [Non Kudo](https://appshunter.io/developer/1890455917) |

## What reviewers say

### MindMath Pro

[App page](https://appshunter.io/ios/app/mindmath-pro-quant-interview/id6758163744)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $5.99 | per 7 days |
| Monthly | $7.99 | per month |
| Monthly Premium | $9.99 | per month |
| Annual | $39.99 | per year |
| Crunch 30 Day Offer | $24.99 | one-time |
| MindMath Pro Crunch 30 Day | $34.99 | one-time |


### Probability Paradox Lab

[App page](https://appshunter.io/ios/app/probability-paradox-lab/id6782385785)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock Pack | $0.99 | one-time |


## Frequently asked questions

### Is MindMath Pro free?

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

### Is Probability Paradox Lab free?

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

### Do MindMath Pro or Probability Paradox Lab have ads?

Probability Paradox Lab shows ads; MindMath Pro does not.

### Which is updated more often, MindMath Pro or Probability Paradox Lab?

MindMath Pro ships an update every 5 weeks, and Probability Paradox Lab every 4 weeks. Most recently, MindMath Pro was updated on September 30, 2026 and Probability Paradox Lab on September 21, 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.*