# Subtraction Math Trainer vs Quick Math Solver

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

Quick Math Solver is free to download; Subtraction Math Trainer costs $2.99 up front. Quick Math Solver sells 3 in-app purchases, starting at $3.99 per month. Subtraction Math Trainer asks for nothing beyond the download.

Subtraction Math Trainer ships an update every 34 months, Quick Math Solver every 3 days. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Subtraction Math Trainer | Quick Math Solver |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 34 months | **Every 3 days** |
| Size | 18 MB | 56 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Konrad Kurach](https://appshunter.io/developer/1883540650) |

## What reviewers say

### Subtraction Math Trainer

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Math Solver

[App page](https://appshunter.io/ios/app/quick-math-solver/id6760571293)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quick Math Pro – Monthly | $3.99 | per month |
| Pro Annual | $19.99 | per year |
| Quick Math Pro Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Subtraction Math Trainer free?

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

### Is Quick Math Solver free?

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

### Do Subtraction Math Trainer or Quick Math Solver have ads?

Quick Math Solver shows ads; Subtraction Math Trainer does not.

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

Subtraction Math Trainer ships an update every 34 months, and Quick Math Solver every 3 days. Most recently, Subtraction Math Trainer was updated on October 31, 2026 and Quick Math Solver 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.*