# Worbbing vs TOEFL®でた単

The clearest difference is price: Worbbing at Free against TOEFL®でた単's $9.99. Worbbing also leads on in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.4). TOEFL®でた単's advantage is ads (none vs shown). On update cadence and device support there is nothing between them.

Worbbing is free to download; TOEFL®でた単 costs $9.99 up front. TOEFL®でた単 sells 2 in-app purchases, starting at $1.99 per month. Worbbing asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on June 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Worbbing | TOEFL®でた単 |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | — | Paid |
| Size | 49 MB | 203 MB |
| Requires iOS | **12.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [shogo isaji](https://appshunter.io/developer/1720113915) | [Namiko Takahashi](https://appshunter.io/developer/1349212420) |

## What reviewers say

### Worbbing

[App page](https://appshunter.io/ios/app/worbbing-easy-word-learning/id6504094847)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 tested English vocabulary. It includes over 12,000 words, with a focus on scientific and medical terms relevant to the exam. Users can also request the addition of new vocabulary.

**Highlights:** Curated TOEFL vocabulary lists, Over 12,000 words included, Focus on scientific and medical terms, User-requested word additions, Updated word data, Detailed word category breakdown

**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 |


## Frequently asked questions

### Is Worbbing free?

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

### Is TOEFL®でた単 free?

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

### Do Worbbing or TOEFL®でた単 have ads?

Worbbing shows ads; TOEFL®でた単 does not.

### Which is updated more often, Worbbing or TOEFL®でた単?

Worbbing ships an update every 2 days, and TOEFL®でた単 every 2 days. Most recently, Worbbing was updated on June 7, 2026 and TOEFL®でた単 on September 24, 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.*