# Let's Go Lex! interactive tale vs Subtraction Skill Builders

The clearest difference is iOS requirement: Subtraction Skill Builders at 12.0 against Let's Go Lex! interactive tale's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Let's Go Lex! interactive tale costs $2.99 and Subtraction Skill Builders $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Let's Go Lex! interactive tale ships an update every 20 months, Subtraction Skill Builders every 28 months. The most recent releases landed on September 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Let's Go Lex! interactive tale | Subtraction Skill Builders |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lets-go-lex-interactive-tale/id1180418477/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 20 months** | Every 28 months |
| Monetization | Paid | — |
| Size | 200 MB | 18 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Milena Jahier](https://appshunter.io/developer/1180418476) | [Sergey Malugin](https://appshunter.io/developer/562782409) |

## What reviewers say

### Let's Go Lex! interactive tale

[App page](https://appshunter.io/ios/app/lets-go-lex-interactive-tale/id1180418477)

An interactive story application for young children that encourages language learning through reading and listening in multiple languages. It features engaging characters, music, sound effects, and a puzzle at the end.

**Highlights:** Interactive storybook, Multilingual narration (English, Spanish, Chinese, Italian), Read-a-loud options, Highlighted text, Engaging characters and animations, End-of-story puzzle, Sound effects and music

**Features:** macOS Compatibility

**In-app purchases:** none


### Subtraction Skill Builders

[App page](https://appshunter.io/ios/app/subtraction-skill-builders/id1271517241)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Let's Go Lex! interactive tale free?

Let's Go Lex! interactive tale costs $2.99, with no in-app purchases.

### Is Subtraction Skill Builders free?

Subtraction Skill Builders costs $2.99, with no in-app purchases.

### Do Let's Go Lex! interactive tale or Subtraction Skill Builders have ads?

Neither Let's Go Lex! interactive tale nor Subtraction Skill Builders shows ads.

### Which is updated more often, Let's Go Lex! interactive tale or Subtraction Skill Builders?

Let's Go Lex! interactive tale ships an update every 20 months, and Subtraction Skill Builders every 28 months. Most recently, Let's Go Lex! interactive tale was updated on September 23, 2026 and Subtraction Skill Builders on October 8, 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.*