# 語彙力トレーニング vs Synth Brain

The clearest difference is price: 語彙力トレーニング at Free against Synth Brain's $14.99. Synth Brain's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

語彙力トレーニング is free to download; Synth Brain costs $14.99 up front. 語彙力トレーニング sells 1 one-off in-app purchase. Synth Brain asks for nothing beyond the download.

## The numbers

| Metric | 語彙力トレーニング | Synth Brain |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/id6461380259/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Size | 23 MB | 6 MB |
| Requires iOS | **16** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Akira Fujisawa](https://appshunter.io/developer/1533514621) | [Code and DESIGN inc.](https://appshunter.io/developer/1172903960) |

## What reviewers say

### 語彙力トレーニング

[App page](https://appshunter.io/ios/app/id6461380259)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |


### Synth Brain

[App page](https://appshunter.io/ios/app/synth-brain-learn-synthesis/id6799208817)

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

**In-app purchases:** none


## Frequently asked questions

### Is 語彙力トレーニング free?

語彙力トレーニング is free to download, with in-app purchases available.

### Is Synth Brain free?

Synth Brain costs $14.99, with no in-app purchases.

### Do 語彙力トレーニング or Synth Brain have ads?

語彙力トレーニング shows ads; Synth Brain does not.

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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.*