# DisrupTek vs Mental Math

The clearest difference is update cadence: Mental Math at every 3 days against DisrupTek's every 3 months. Mental Math also leads on iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. DisrupTek sells 2 in-app purchases, starting at $32.99 per month and Mental Math sells 10 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

DisrupTek ships an update every 3 months, Mental Math every 3 days. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | DisrupTek | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (57 ratings)](https://appshunter.io/ios/app/mental-math-training-games/id1403493471/reviews)** |
| Number of ratings | — | **57** |
| Positive reviews | — | 63.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 53 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SupaPass](https://appshunter.io/developer/1051698849) | [Coffee Bytes LDA](https://appshunter.io/developer/1859577848) |

## What reviewers say

### DisrupTek

[App page](https://appshunter.io/ios/app/disruptek/id1335649199)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DisrupTeK monthly subscription | $32.99 | per month |
| DisrupTeK yearly subscription | $329.99 | per year |


### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-training-games/id1403493471)

Enhance your arithmetic abilities with this app, offering various training modes and challenges. Improve your speed and accuracy in calculations for better performance in exams and professional life.

**Highlights:** Basic arithmetic operations, Mixed level challenges, Unlimited training mode, Fast mode for increased difficulty, Customizable color schemes, Global high scores

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mental Math Pro: 1 Week | $1.99 | per 7 days |
| Mental Math Pro: 1 Month | $4.99 | per month |
| Mental Math Pro: 1 Year | $22.99 | per year |
| Mental Math Pro: 6 Month | $29.99 | per 6 months |
| Percents Intermediates | $1.99 | one-time |
| Percents Beginner | $1.99 | one-time |
| Survival Mode | $1.99 | one-time |
| Statistics | $2.99 | one-time |
| Levels | $2.99 | one-time |
| Pro Version | $3.99 | one-time |


## Frequently asked questions

### Is DisrupTek free?

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

### Is Mental Math free?

Mental Math is free to download, with in-app purchases available.

### Do DisrupTek or Mental Math have ads?

Both DisrupTek and Mental Math show ads.

### Which is updated more often, DisrupTek or Mental Math?

DisrupTek ships an update every 3 months, and Mental Math every 3 days. Most recently, DisrupTek was updated on October 14, 2026 and Mental Math on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*