# Learn Data Science Offline vs Learn LangChain

The clearest difference is price: Learn Data Science Offline at $2.99 against Learn LangChain's $3.99. Learn Data Science Offline also leads on iOS requirement (13.0 vs 17). On ads, in-app purchases and device support there is nothing between them.

Learn Data Science Offline costs $2.99 and Learn LangChain $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Learn Data Science Offline | Learn LangChain |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/learn-langchain-ai-and-rag/id6794570808/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | — |
| Monetization | — | Paid |
| Size | 63 MB | 169 MB |
| Requires iOS | **13.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Muhammad Mubeen](https://appshunter.io/developer/1553722821) | [Shahbaz Khan](https://appshunter.io/developer/1479963383) |

## What reviewers say

### Learn Data Science Offline

[App page](https://appshunter.io/ios/app/learn-data-science-offline/id6737169341)

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

**In-app purchases:** none


### Learn LangChain

[App page](https://appshunter.io/ios/app/learn-langchain-ai-and-rag/id6794570808)

Master LangChain and build advanced AI applications with structured lessons and hands-on projects. Explore concepts like prompt templates, agents, RAG, and production deployment. Suitable for beginners and experienced developers.

**Highlights:** LangChain fundamentals and setup, LLMs, chat models, prompts, and structured output, Retrieval-augmented generation (RAG), AI agents and multi-agent systems, Hands-on project-based learning, Progress tracking, Python examples with JavaScript support

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Data Science Offline free?

Learn Data Science Offline costs $2.99, with no in-app purchases.

### Is Learn LangChain free?

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

### Do Learn Data Science Offline or Learn LangChain have ads?

Neither Learn Data Science Offline nor Learn LangChain shows ads.

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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.*