# Fast Math vs Roll & Count

The clearest difference is update cadence: Fast Math at every 9 days against Roll & Count's every 2 months. Roll & Count's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Fast Math sells 11 in-app purchases, starting at $1.99 per 7 days and Roll & Count sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Fast Math ships an update every 9 days, Roll & Count every 2 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Fast Math | Roll & Count |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fast-math-mental-math-games/id6758257973/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 38 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Youssef Ziat](https://appshunter.io/developer/1871790298) | [Harlan Barker](https://appshunter.io/developer/1892901464) |

## What reviewers say

### Fast Math

[App page](https://appshunter.io/ios/app/fast-math-mental-math-games/id6758257973)

Sharpen your mental math skills with quick, timed challenges. Improve focus and accuracy through arithmetic, number sequences, and IQ-style scoring. Sessions are short, fitting easily into any break, and the app works entirely offline.

**Highlights:** Short, timed math sessions (1-5 min), Arithmetic and number sequence challenges, IQ-style scoring (accuracy + speed), Offline functionality, Progress tracking, Distraction-free design

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fast Math Weekly | $1.99 | per 7 days |
| Fast Math Pro Monthly | $3.99 | per month |
| Fast Math Pro Weekly | $4.99 | per 7 days |
| Fast Math Monthly | $4.99 | per month |
| Fast Math Pro Yearly | $14.99 | per year |
| Fast Math Yearly | $19.99 | per year |
| 500 Coins | $2.99 | one-time |
| 1500 Coins | $6.99 | one-time |
| 4000 Coins | $14.99 | one-time |
| Fast Math Pro Lifetime | $29.99 | one-time |
| Lifetime Access | $29.99 | one-time |


### Roll & Count

[App page](https://appshunter.io/ios/app/roll-and-count/id6762099567)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Roll & Count Pro | $2.99 | one-time |


## Frequently asked questions

### Is Fast Math free?

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

### Is Roll & Count free?

Roll & Count is free to download, with in-app purchases available.

### Do Fast Math or Roll & Count have ads?

Neither Fast Math nor Roll & Count shows ads.

### Which is updated more often, Fast Math or Roll & Count?

Fast Math ships an update every 9 days, and Roll & Count every 2 months. Most recently, Fast Math was updated on October 30, 2026 and Roll & Count on October 25, 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.*