# Lexicon vs Инженеры будущего

The clearest difference is in-app purchases: Инженеры будущего at none against Lexicon's 4. Инженеры будущего also leads on update cadence (every 11 days vs monthly) and device support (3 vs 1). On ads and iOS requirement there is nothing between them.

Lexicon ships an update monthly, Инженеры будущего every 11 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Lexicon | Инженеры будущего |
| --- | --- | --- |
| Price | **Free** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Size | 54 MB | 25 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Aleksandr Kopachev](https://appshunter.io/developer/977017513) | [Maxakov](https://appshunter.io/developer/1468948222) |

## What reviewers say

### Lexicon

[App page](https://appshunter.io/ios/app/lexicon-ai-language-practice/id6758269758)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 1 Month (-40%) | $5.99 | per month |
| Pro 1 Month | $9.99 | per month |
| Pro 1 Year (-40%) | $59.99 | per year |
| Pro 1 Year | $119.99 | per year |


### Инженеры будущего

[App page](https://appshunter.io/ios/app/id6761680331)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lexicon free?

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

### Is Инженеры будущего free?

Pricing for Инженеры будущего is not currently listed on the App Store.

### Do Lexicon or Инженеры будущего have ads?

Neither Lexicon nor Инженеры будущего shows ads.

### Which is updated more often, Lexicon or Инженеры будущего?

Lexicon ships an update monthly, and Инженеры будущего every 11 days. Most recently, Lexicon was updated on October 24, 2026 and Инженеры будущего on October 9, 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.*