# Vocabulary Builder vs Softbook LMS

The clearest difference is in-app purchases: Softbook LMS at none against Vocabulary Builder's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vocabulary Builder sells 2 in-app purchases, starting at $4.99 per 7 days. Softbook LMS asks for nothing beyond the download.

Vocabulary Builder ships an update every 2 weeks, Softbook LMS every 8 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Vocabulary Builder | Softbook LMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Size | 58 MB | 38 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [IEVHENII BONDARENKO](https://appshunter.io/developer/946734437) | [Softbook](https://appshunter.io/developer/6793549006) |

## What reviewers say

### Vocabulary Builder

[App page](https://appshunter.io/ios/app/vocabulary-builder-flashcards/id6780668352)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $4.99 | per 7 days |
| Yearly | $19.99 | per year |


### Softbook LMS

[App page](https://appshunter.io/ios/app/softbook-lms/id6793549004)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vocabulary Builder free?

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

### Is Softbook LMS free?

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

### Do Vocabulary Builder or Softbook LMS have ads?

Neither Vocabulary Builder nor Softbook LMS shows ads.

### Which is updated more often, Vocabulary Builder or Softbook LMS?

Vocabulary Builder ships an update every 2 weeks, and Softbook LMS every 8 days. Most recently, Vocabulary Builder was updated on November 7, 2026 and Softbook LMS 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.*