# MentalMather vs Lumath

MentalMather and Lumath are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MentalMather ships an update every 3 weeks, Lumath every 10 days. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | MentalMather | Lumath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mentalmather/id6760533092/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 55 MB | 50 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Cortex Apps llc](https://appshunter.io/developer/1884834782) | [MJK APPS SRL](https://appshunter.io/developer/1479397424) |

## What reviewers say

### MentalMather

[App page](https://appshunter.io/ios/app/mentalmather/id6760533092)

Track your daily cognitive sharpness with mental math exercises. This app measures your brain's current performance against your personal baseline, not to teach math but to gauge your mental acuity.

**Highlights:** Daily Sharpness Score, Personalized baseline comparison, Guided and Quick Play modes, Shareable challenges with friends, Detailed session history and analytics, Offline functionality

**In-app purchases:** none


### Lumath

[App page](https://appshunter.io/ios/app/lumath/id6782058709)

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

**In-app purchases:** none


## Frequently asked questions

### Is MentalMather free?

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

### Is Lumath free?

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

### Do MentalMather or Lumath have ads?

Both MentalMather and Lumath show ads.

### Which is updated more often, MentalMather or Lumath?

MentalMather ships an update every 3 weeks, and Lumath every 10 days. Most recently, MentalMather was updated on October 5, 2026 and Lumath on October 16, 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.*