# SpeedMath Trainer vs Memory Walk

The clearest difference is ads: Memory Walk at none against SpeedMath Trainer's shown. SpeedMath Trainer's advantage is iOS requirement (16.6 vs 18.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. SpeedMath Trainer sells 1 one-off in-app purchase and Memory Walk sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 22, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | SpeedMath Trainer | Memory Walk |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 66 MB | 3 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fumihiro Kawasaki](https://appshunter.io/developer/1246668885) | [Bo Kalvslund](https://appshunter.io/developer/572272193) |

## What reviewers say

### SpeedMath Trainer

[App page](https://appshunter.io/ios/app/speedmath-trainer/id6741766444)

Engage in rapid, rhythm-based mental math exercises to boost focus, reaction time, and arithmetic skills. This app offers timed challenges with instant feedback and detailed performance tracking in a visually appealing interface.

**Highlights:** Short, timed mental math challenges, Rhythm-based problem solving, Performance tracking dashboards, Detailed results with breakdowns, Achievement sharing and friend challenges, Premium mode for full access and ad removal

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpeedMath Premium | $0.99 | one-time |


### Memory Walk

[App page](https://appshunter.io/ios/app/memory-walk/id6754450437)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited routes | $0.99 | one-time |


## Frequently asked questions

### Is SpeedMath Trainer free?

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

### Is Memory Walk free?

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

### Do SpeedMath Trainer or Memory Walk have ads?

SpeedMath Trainer shows ads; Memory Walk does not.

### Which is updated more often, SpeedMath Trainer or Memory Walk?

SpeedMath Trainer ships an update weekly, and Memory Walk weekly. Most recently, SpeedMath Trainer was updated on September 22, 2026 and Memory Walk on September 12, 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.*