# NodeJS Programming Guide vs Learn Data Science

The clearest difference is update cadence: Learn Data Science at fortnightly against NodeJS Programming Guide's every 14 months. NodeJS Programming Guide's advantage is price ($0.99 vs $3.99) and iOS requirement (13.0 vs 17). On ads, in-app purchases and device support there is nothing between them.

NodeJS Programming Guide costs $0.99 and Learn Data Science $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NodeJS Programming Guide ships an update every 14 months, Learn Data Science fortnightly. The most recent releases landed on September 19, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | NodeJS Programming Guide | Learn Data Science |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Fortnightly** |
| Size | 30 MB | 187 MB |
| Requires iOS | **13.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Saqib Masood](https://appshunter.io/developer/1555852546) | [Shahbaz Khan](https://appshunter.io/developer/1479963383) |

## What reviewers say

### NodeJS Programming Guide

[App page](https://appshunter.io/ios/app/nodejs-programming-guide/id6720726313)

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

**In-app purchases:** none


### Learn Data Science

[App page](https://appshunter.io/ios/app/learn-data-science-python/id6757176891)

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

**In-app purchases:** none


## Frequently asked questions

### Is NodeJS Programming Guide free?

NodeJS Programming Guide costs $0.99, with no in-app purchases.

### Is Learn Data Science free?

Learn Data Science costs $3.99, with no in-app purchases.

### Do NodeJS Programming Guide or Learn Data Science have ads?

Neither NodeJS Programming Guide nor Learn Data Science shows ads.

### Which is updated more often, NodeJS Programming Guide or Learn Data Science?

NodeJS Programming Guide ships an update every 14 months, and Learn Data Science fortnightly. Most recently, NodeJS Programming Guide was updated on September 19, 2026 and Learn Data Science on October 3, 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.*