# Nerd Nudge vs MathSatChallenge

The clearest difference is in-app purchases: MathSatChallenge at none against Nerd Nudge's 2. Nerd Nudge's advantage is iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Nerd Nudge sells 2 in-app purchases, starting at $3.99 per month. MathSatChallenge asks for nothing beyond the download.

## The numbers

| Metric | Nerd Nudge | MathSatChallenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 45 MB | 8 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Rajeev Dalavi](https://appshunter.io/developer/1768562694) | [Amal Salman](https://appshunter.io/developer/1850302345) |

## What reviewers say

### Nerd Nudge

[App page](https://appshunter.io/ios/app/nerd-nudge-daily-tech-quiz/id6686398792)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nerd Nudge Pro - monthly | $3.99 | per month |
| Nerd Nudge Pro - yearly | $39.99 | per year |


### MathSatChallenge

[App page](https://appshunter.io/ios/app/mathsatchallenge/id6760304301)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nerd Nudge free?

Nerd Nudge is free to download, with in-app purchases available.

### Is MathSatChallenge free?

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

### Do Nerd Nudge or MathSatChallenge have ads?

Neither Nerd Nudge nor MathSatChallenge 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.*