# Learn Python in 21 Days vs StudyMate AI NotebookLM, Notes

The clearest difference is rating: Learn Python in 21 Days at 4.5 against StudyMate AI NotebookLM, Notes's 1.0. Learn Python in 21 Days also leads on ratings volume (17 vs 1) and iOS requirement (15 vs 18.0). StudyMate AI NotebookLM, Notes's advantage is in-app purchases (none vs 2) and update cadence (every 4 weeks vs every 2 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Learn Python in 21 Days sells 2 in-app purchases, starting at $9.99 per month. StudyMate AI NotebookLM, Notes asks for nothing beyond the download.

Learn Python in 21 Days holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Learn Python in 21 Days has 17 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Learn Python in 21 Days ships an update every 2 months, StudyMate AI NotebookLM, Notes every 4 weeks. The most recent releases landed on September 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Learn Python in 21 Days | StudyMate AI NotebookLM, Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (17 ratings)](https://appshunter.io/ios/app/learn-python-in-21-days/id6737173957/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/studymate-ai-notebooklm-notes/id6747303987/reviews) |
| Number of ratings | **17** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 191 MB | 11 MB |
| Requires iOS | **15** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Adam Atamnia](https://appshunter.io/developer/1775084049) | [Hyeongwoo Choi](https://appshunter.io/developer/1614205706) |

## What reviewers say

### Learn Python in 21 Days

[App page](https://appshunter.io/ios/app/learn-python-in-21-days/id6737173957)

Master Python programming with interactive lessons covering variables, data types, loops, functions, and more. Practice coding directly within the app and explore advanced topics like error handling and object-oriented programming.

**Highlights:** Variables, indentation, and comments, Data types: int, float, str, bool, list, tuple, set, dict, Control flow: conditions and loops, Functions and modules, Error handling and class basics, In-app coding practice

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Full Access | $9.99 | per month |
| Lifetime Full Access | $19.99 | one-time |


### StudyMate AI NotebookLM, Notes

[App page](https://appshunter.io/ios/app/studymate-ai-notebooklm-notes/id6747303987)

This intelligent study app uses AI to help you organize and summarize notes from lectures, meetings, PDFs, and web content. Enhance your learning efficiency and retention with smart summarization and note enhancement features.

**Highlights:** AI-powered note taking, Comprehensive PDF management, Smart summarization, Enhanced study notes, Organize learning materials, Maximize learning efficiency

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learn Python in 21 Days free?

Learn Python in 21 Days is free to download, with in-app purchases available.

### Is StudyMate AI NotebookLM, Notes free?

StudyMate AI NotebookLM, Notes is free to download, with no in-app purchases.

### Which has better reviews, Learn Python in 21 Days or StudyMate AI NotebookLM, Notes?

Learn Python in 21 Days is rated higher. Learn Python in 21 Days averages 4.5 out of 5 from 17 ratings, while StudyMate AI NotebookLM, Notes averages 1.0 from 1 ratings.

### Do Learn Python in 21 Days or StudyMate AI NotebookLM, Notes have ads?

Neither Learn Python in 21 Days nor StudyMate AI NotebookLM, Notes shows ads.

### Which is updated more often, Learn Python in 21 Days or StudyMate AI NotebookLM, Notes?

Learn Python in 21 Days ships an update every 2 months, and StudyMate AI NotebookLM, Notes every 4 weeks. Most recently, Learn Python in 21 Days was updated on September 20, 2026 and StudyMate AI NotebookLM, Notes on October 4, 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.*