# Mathstep vs 英単語を文脈で覚える　英単語×速読

The clearest difference is in-app purchases: Mathstep at none against 英単語を文脈で覚える　英単語×速読's 3. Mathstep also leads on update cadence (every 3 days vs monthly) and device support (3 vs 1). 英単語を文脈で覚える　英単語×速読's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. 英単語を文脈で覚える　英単語×速読 sells 3 in-app purchases, starting at $2.99 per month. Mathstep asks for nothing beyond the download.

Mathstep ships an update every 3 days, 英単語を文脈で覚える　英単語×速読 monthly. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Mathstep | 英単語を文脈で覚える　英単語×速読 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Monthly |
| Size | 32 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takao Ambe](https://appshunter.io/developer/1819409213) | [Ryota Kando](https://appshunter.io/developer/1813194957) |

## What reviewers say

### Mathstep

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 英単語を文脈で覚える　英単語×速読

[App page](https://appshunter.io/ios/app/id6767167318)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $2.99 | per month |
| Pro | $5.99 | per month |
| Max | $19.99 | per month |


## Frequently asked questions

### Is Mathstep free?

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

### Is 英単語を文脈で覚える　英単語×速読 free?

英単語を文脈で覚える　英単語×速読 is free to download, with in-app purchases available.

### Do Mathstep or 英単語を文脈で覚える　英単語×速読 have ads?

Mathstep shows ads; 英単語を文脈で覚える　英単語×速読 does not.

### Which is updated more often, Mathstep or 英単語を文脈で覚える　英単語×速読?

Mathstep ships an update every 3 days, and 英単語を文脈で覚える　英単語×速読 monthly. Most recently, Mathstep was updated on October 7, 2026 and 英単語を文脈で覚える　英単語×速読 on October 2, 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.*