# TOEFL®でた単 vs 英検1級 語源で覚える英単語帳アプリ 語彙問題編

The clearest difference is in-app purchases: 英検1級 語源で覚える英単語帳アプリ 語彙問題編 at none against TOEFL®でた単's 2. 英検1級 語源で覚える英単語帳アプリ 語彙問題編 also leads on price ($4.99 vs $9.99) and iOS requirement (13.0 vs 15.4). TOEFL®でた単's advantage is update cadence (every 2 days vs every 2 months). On ads and device support there is nothing between them.

TOEFL®でた単 costs $9.99 and 英検1級 語源で覚える英単語帳アプリ 語彙問題編 $4.99 up front. TOEFL®でた単 sells 2 in-app purchases, starting at $1.99 per month. 英検1級 語源で覚える英単語帳アプリ 語彙問題編 asks for nothing beyond the download.

TOEFL®でた単 ships an update every 2 days, 英検1級 語源で覚える英単語帳アプリ 語彙問題編 every 2 months. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TOEFL®でた単 | 英検1級 語源で覚える英単語帳アプリ 語彙問題編 |
| --- | --- | --- |
| Price | $9.99 | **$4.99** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | Paid | — |
| Size | 206 MB | 23 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Namiko Takahashi](https://appshunter.io/developer/1349212420) | [kotobaz](https://appshunter.io/developer/1634727152) |

## What reviewers say

### TOEFL®でた単

[App page](https://appshunter.io/ios/app/toefl/id6695751295)

This app helps you prepare for the TOEFL exam by providing a curated list of frequently appearing vocabulary words. It includes over 12,000 words, with a focus on scientific and medical terms relevant to the test. Users can also request the addition of new vocabulary.

**Highlights:** Extensive vocabulary list for TOEFL, Focus on high-frequency words, Includes scientific and medical terms, Custom vocabulary addition requests, Detailed word breakdowns by part of speech, Updated word data

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| でた単プレミアム 1ヶ月 | $1.99 | per month |
| でた単プレミアム 1年間 | $11.99 | per year |


### 英検1級 語源で覚える英単語帳アプリ 語彙問題編

[App page](https://appshunter.io/ios/app/1/id6766280068)

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

**In-app purchases:** none


## Frequently asked questions

### Is TOEFL®でた単 free?

TOEFL®でた単 costs $9.99, and also offers in-app purchases.

### Is 英検1級 語源で覚える英単語帳アプリ 語彙問題編 free?

英検1級 語源で覚える英単語帳アプリ 語彙問題編 costs $4.99, with no in-app purchases.

### Do TOEFL®でた単 or 英検1級 語源で覚える英単語帳アプリ 語彙問題編 have ads?

Neither TOEFL®でた単 nor 英検1級 語源で覚える英単語帳アプリ 語彙問題編 shows ads.

### Which is updated more often, TOEFL®でた単 or 英検1級 語源で覚える英単語帳アプリ 語彙問題編?

TOEFL®でた単 ships an update every 2 days, and 英検1級 語源で覚える英単語帳アプリ 語彙問題編 every 2 months. Most recently, TOEFL®でた単 was updated on November 8, 2026 and 英検1級 語源で覚える英単語帳アプリ 語彙問題編 on October 31, 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.*