# Learn Underscore.js Offline vs Java Programming Tutorial

The clearest difference is price: Java Programming Tutorial at Free against Learn Underscore.js Offline's $1.99. Java Programming Tutorial also leads on update cadence (every 2 months vs every 21 months). Learn Underscore.js Offline's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Java Programming Tutorial is free to download; Learn Underscore.js Offline costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Learn Underscore.js Offline ships an update every 21 months, Java Programming Tutorial every 2 months. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Learn Underscore.js Offline | Java Programming Tutorial |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 2 months** |
| Size | 38 MB | 11 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Muhammad Mubeen](https://appshunter.io/developer/1553722821) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Learn Underscore.js Offline

[App page](https://appshunter.io/ios/app/learn-underscorejs-offline/id6738279319)

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

**In-app purchases:** none


### Java Programming Tutorial

[App page](https://appshunter.io/ios/app/java-programming-tutorial/id6744972085)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Underscore.js Offline free?

Learn Underscore.js Offline costs $1.99, with no in-app purchases.

### Is Java Programming Tutorial free?

Java Programming Tutorial is free to download, with no in-app purchases.

### Do Learn Underscore.js Offline or Java Programming Tutorial have ads?

Neither Learn Underscore.js Offline nor Java Programming Tutorial shows ads.

### Which is updated more often, Learn Underscore.js Offline or Java Programming Tutorial?

Learn Underscore.js Offline ships an update every 21 months, and Java Programming Tutorial every 2 months. Most recently, Learn Underscore.js Offline was updated on November 11, 2026 and Java Programming Tutorial on November 12, 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.*