# Subtraction Math Trainer vs Mathstep

The clearest difference is price: Mathstep at Free against Subtraction Math Trainer's $2.99. Mathstep also leads on update cadence (every 3 days vs every 34 months). Subtraction Math Trainer's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Mathstep is free to download; Subtraction Math Trainer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Subtraction Math Trainer ships an update every 34 months, Mathstep every 3 days. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Subtraction Math Trainer | Mathstep |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 34 months | **Every 3 days** |
| Size | 18 MB | 32 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Takao Ambe](https://appshunter.io/developer/1819409213) |

## What reviewers say

### Subtraction Math Trainer

[App page](https://appshunter.io/ios/app/subtraction-math-trainer/id1197851863)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mathstep

[App page](https://appshunter.io/ios/app/mathstep/id6753911229)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subtraction Math Trainer free?

Subtraction Math Trainer costs $2.99, with no in-app purchases.

### Is Mathstep free?

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

### Do Subtraction Math Trainer or Mathstep have ads?

Mathstep shows ads; Subtraction Math Trainer does not.

### Which is updated more often, Subtraction Math Trainer or Mathstep?

Subtraction Math Trainer ships an update every 34 months, and Mathstep every 3 days. Most recently, Subtraction Math Trainer was updated on November 11, 2026 and Mathstep on October 30, 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.*