# Vocabulary Builder by Simba vs Babblio

The clearest difference is in-app purchases: Babblio at none against Vocabulary Builder by Simba's 4. Babblio also leads on ads (none vs shown) and update cadence (weekly vs every 2 weeks). Vocabulary Builder by Simba's advantage is iOS requirement (15.6 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Vocabulary Builder by Simba sells 4 in-app purchases, starting at $4.99 per month. Babblio asks for nothing beyond the download.

Vocabulary Builder by Simba ships an update every 2 weeks, Babblio weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Vocabulary Builder by Simba | Babblio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 103 MB | 145 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Fatih Demir](https://appshunter.io/developer/1763651681) | [Codrithm Technologies Private Limited](https://appshunter.io/developer/1860023570) |

## What reviewers say

### Vocabulary Builder by Simba

[App page](https://appshunter.io/ios/app/vocabulary-builder-by-simba/id6642710237)

Master English vocabulary with curated word sets, interactive games, and a smart review system. Tailor your learning with custom decks and personalized practice modes. An optional premium upgrade offers advanced features and expanded content.

**Highlights:** Curated word sets by proficiency level, Interactive practice modes (flashcards, games), Customizable vocabulary decks, Smart review system for retention, AI-powered custom deck creation (premium), Offline access to word sets

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simba Monthly Plan | $4.99 | per month |
| Simba Discounted Yearly Plan | $19.99 | per year |
| Simba Yearly Plan | $29.99 | per year |
| Lifetime Subscription | $99.99 | one-time |


### Babblio

[App page](https://appshunter.io/ios/app/babblio/id6756316035)

**In-app purchases:** none


## Frequently asked questions

### Is Vocabulary Builder by Simba free?

Vocabulary Builder by Simba is free to download, with in-app purchases available.

### Is Babblio free?

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

### Do Vocabulary Builder by Simba or Babblio have ads?

Vocabulary Builder by Simba shows ads; Babblio does not.

### Which is updated more often, Vocabulary Builder by Simba or Babblio?

Vocabulary Builder by Simba ships an update every 2 weeks, and Babblio weekly. Most recently, Vocabulary Builder by Simba was updated on October 24, 2026 and Babblio on October 28, 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.*