# 11+ Vocab Builder vs arcoco

The clearest difference is ads: 11+ Vocab Builder at none against arcoco's shown. 11+ Vocab Builder also leads on device support (4 vs 1) and iOS requirement (16 vs 18.6). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. 11+ Vocab Builder sells 5 in-app purchases, starting at $4.99 per month and arcoco sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

11+ Vocab Builder ships an update every 5 weeks, arcoco every 2 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 11+ Vocab Builder | arcoco |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/11-plus-vocab-builder/id503830515/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 133 MB |
| Requires iOS | **16** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Webrich Software Limited](https://appshunter.io/developer/290203591) | [ARCOCO LTD](https://appshunter.io/developer/952089161) |

## What reviewers say

### 11+ Vocab Builder

[App page](https://appshunter.io/ios/app/11-plus-vocab-builder/id503830515)

This interactive quiz app helps children expand their vocabulary with over 5000 words and 350 questions across nine topics. It offers detailed test results, progress tracking with interactive charts, and mock tests to prepare for verbal reasoning exams.

**Highlights:** Voice-over support for pronunciation, Interactive quiz format, Detailed test results and explanations, Progress meter with pie chart visualization, Mock tests with score tracking, Re-attempt incorrect or unattempted questions, Customizable test length and feedback

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $4.99 | per month |
| Full Question Bank | $9.99 | per 3 months |
| Full Question Bank | $14.99 | per 6 months |
| Full Question Bank | $19.99 | per year |
| Lifetime Access | $29.99 | one-time |


### arcoco

[App page](https://appshunter.io/ios/app/arcoco/id6753216361)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| arcoco Plus Monthly | $6.99 | per month |
| arcoco Plus Annual | $39.99 | per year |


## Frequently asked questions

### Is 11+ Vocab Builder free?

11+ Vocab Builder is free to download, with in-app purchases available.

### Is arcoco free?

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

### Do 11+ Vocab Builder or arcoco have ads?

arcoco shows ads; 11+ Vocab Builder does not.

### Which is updated more often, 11+ Vocab Builder or arcoco?

11+ Vocab Builder ships an update every 5 weeks, and arcoco every 2 months. Most recently, 11+ Vocab Builder was updated on November 1, 2026 and arcoco on October 30, 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.*