# alphaTUB vs DISJ Mobile App

The clearest difference is in-app purchases: DISJ Mobile App at none against alphaTUB's 4. DISJ Mobile App also leads on iOS requirement (11.1 vs 13.4). alphaTUB's advantage is update cadence (every 5 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. alphaTUB sells 4 in-app purchases, starting at $4.00 per month. DISJ Mobile App asks for nothing beyond the download.

alphaTUB ships an update every 5 weeks, DISJ Mobile App every 5 months. The most recent releases landed on October 20, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | alphaTUB | DISJ Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/alphatub/id1356533153/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 41 MB |
| Requires iOS | 13.4 | **11.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [alphaTUB](https://appshunter.io/developer/1356533147) | [SPECTRUM COMPUTER AND MANAGEMENT CONSULTANCY PRIVATE LIMITED](https://appshunter.io/developer/948135840) |

## What reviewers say

### alphaTUB

[App page](https://appshunter.io/ios/app/alphatub/id1356533153)

This app helps teachers and parents foster early language development in young children through real-life experiences and personalized content. It transforms everyday images into engaging learning materials, encouraging creativity and collaboration between home and school.

**Highlights:** Personalized learning content, Home and school collaboration, Real-life experience learning, Progress tracking (TUB Analytics), Content sharing, Learning memory timeline

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium One Month | $4.00 | per month |
| Premium Three month | $8.00 | per 3 months |
| Premium Six month | $14.00 | per 6 months |
| Premium One year | $24.00 | per year |


### DISJ Mobile App

[App page](https://appshunter.io/ios/app/disj-mobile-app/id1395774784)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is alphaTUB free?

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

### Is DISJ Mobile App free?

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

### Do alphaTUB or DISJ Mobile App have ads?

Neither alphaTUB nor DISJ Mobile App shows ads.

### Which is updated more often, alphaTUB or DISJ Mobile App?

alphaTUB ships an update every 5 weeks, and DISJ Mobile App every 5 months. Most recently, alphaTUB was updated on October 20, 2026 and DISJ Mobile App on October 26, 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.*