# Mathstep vs Immersea

The clearest difference is in-app purchases: Mathstep at none against Immersea's 2. Mathstep also leads on update cadence (every 3 days vs every 10 days) and iOS requirement (12.0 vs 15.1). Immersea's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Immersea sells 2 in-app purchases, starting at $7.99 per month. Mathstep asks for nothing beyond the download.

Mathstep ships an update every 3 days, Immersea every 10 days. The most recent releases landed on September 19, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Mathstep | Immersea |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 10 days |
| Size | 32 MB | 54 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takao Ambe](https://appshunter.io/developer/1819409213) | [Amine Elbarry](https://appshunter.io/developer/1871889819) |

## What reviewers say

### Mathstep

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Immersea

[App page](https://appshunter.io/ios/app/immersea-learn-languages/id6778434590)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Immersea Monthly Plan | $7.99 | per month |
| Immersea Yearly Plan | $59.99 | per year |


## Frequently asked questions

### Is Mathstep free?

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

### Is Immersea free?

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

### Do Mathstep or Immersea have ads?

Mathstep shows ads; Immersea does not.

### Which is updated more often, Mathstep or Immersea?

Mathstep ships an update every 3 days, and Immersea every 10 days. Most recently, Mathstep was updated on September 19, 2026 and Immersea on September 7, 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.*