# Readaboo vs GSMS Mobile App

The clearest difference is in-app purchases: GSMS Mobile App at none against Readaboo's 1. GSMS Mobile App also leads on iOS requirement (10.0 vs 13.0). Readaboo's advantage is update cadence (every 5 months vs every 19 months). On price, ads and device support there is nothing between them.

Both are free to download. Readaboo sells 1 one-off in-app purchase. GSMS Mobile App asks for nothing beyond the download.

Readaboo ships an update every 5 months, GSMS Mobile App every 19 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Readaboo | GSMS Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7 ratings)](https://appshunter.io/ios/app/readaboo/id1583223160/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 19 months |
| Monetization | Free with in-app purchases | — |
| Size | 98 MB | 84 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Uova Oy](https://appshunter.io/developer/871355780) | [WELA.ONLINE CORP.](https://appshunter.io/developer/1621972441) |

## What reviewers say

### Readaboo

[App page](https://appshunter.io/ios/app/readaboo/id1583223160)

This app helps young children learn to read through interactive word and letter practice. It features colorful graphics, pleasant audio, and mini-games to make learning engaging for kids aged three and up. The difficulty can be adjusted, and multiple languages are supported.

**Highlights:** Interactive word and letter practice, Reinforces learning with letter-by-letter audio, Colorful graphics and pleasant audio effects, Mini-games for fun learning, Adjustable difficulty levels, Supports multiple languages, Offline play

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readaboo | $12.99 | one-time |


### GSMS Mobile App

[App page](https://appshunter.io/ios/app/gsms-mobile-app/id1589927935)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Readaboo free?

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

### Is GSMS Mobile App free?

GSMS Mobile App is free to download, with no in-app purchases.

### Do Readaboo or GSMS Mobile App have ads?

Neither Readaboo nor GSMS Mobile App shows ads.

### Which is updated more often, Readaboo or GSMS Mobile App?

Readaboo ships an update every 5 months, and GSMS Mobile App every 19 months. Most recently, Readaboo was updated on October 24, 2026 and GSMS Mobile App 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.*