# Vocab Crab vs Klick Cap

The clearest difference is in-app purchases: Klick Cap at none against Vocab Crab's 1. Vocab Crab's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vocab Crab sells 1 one-off in-app purchase. Klick Cap asks for nothing beyond the download.

Vocab Crab ships an update every 43 months, Klick Cap every 55 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Vocab Crab | Klick Cap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/klick-cap/id1606497721/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 43 months** | Every 55 months |
| Monetization | — | Free |
| Size | 53 MB | 229 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BrainTrain Inc.](https://appshunter.io/developer/584469134) | [Sweta Adatia](https://appshunter.io/developer/1606497723) |

## What reviewers say

### Vocab Crab

[App page](https://appshunter.io/ios/app/vocab-crab-word-builder/id1213434352)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $2.99 | one-time |


### Klick Cap

[App page](https://appshunter.io/ios/app/klick-cap/id1606497721)

Explore the intricacies of the human brain, a marvel far more complex and powerful than any computer. This app offers a guided tour of this fascinating organ, revealing its secrets and capabilities.

**Highlights:** Brain exploration, Educational tour, Complex organ insights, Computer comparison

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

**In-app purchases:** none


## Frequently asked questions

### Is Vocab Crab free?

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

### Is Klick Cap free?

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

### Do Vocab Crab or Klick Cap have ads?

Neither Vocab Crab nor Klick Cap shows ads.

### Which is updated more often, Vocab Crab or Klick Cap?

Vocab Crab ships an update every 43 months, and Klick Cap every 55 months. Most recently, Vocab Crab was updated on November 2, 2026 and Klick Cap on November 3, 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.*