# Probability Paradox Lab vs Math Says Yes

The clearest difference is in-app purchases: Math Says Yes at none against Probability Paradox Lab's 1. Math Says Yes also leads on ads (none vs shown) and update cadence (every 10 days vs every 4 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Probability Paradox Lab sells 1 one-off in-app purchase. Math Says Yes asks for nothing beyond the download.

Probability Paradox Lab ships an update every 4 weeks, Math Says Yes every 10 days. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Probability Paradox Lab | Math Says Yes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 10 days** |
| Size | 13 MB | 45 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Non Kudo](https://appshunter.io/developer/1890455917) | [Toba UG (Haftungsbeschränkt)](https://appshunter.io/developer/1864522585) |

## What reviewers say

### 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 |


### Math Says Yes

[App page](https://appshunter.io/ios/app/math-says-yes-statistics/id6782609949)

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

**In-app purchases:** none


## Frequently asked questions

### Is Probability Paradox Lab free?

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

### Is Math Says Yes free?

Math Says Yes is free to download, with no in-app purchases.

### Do Probability Paradox Lab or Math Says Yes have ads?

Probability Paradox Lab shows ads; Math Says Yes does not.

### Which is updated more often, Probability Paradox Lab or Math Says Yes?

Probability Paradox Lab ships an update every 4 weeks, and Math Says Yes every 10 days. Most recently, Probability Paradox Lab was updated on September 21, 2026 and Math Says Yes on September 14, 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.*