# Algo Demo vs Python Data Structures & Algo

The clearest difference is ads: Python Data Structures & Algo at none against Algo Demo's shown. Algo Demo's advantage is iOS requirement (13.0 vs 16.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Algo Demo ships an update every 4 months, Python Data Structures & Algo every 3 months. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Algo Demo | Python Data Structures & Algo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 months** |
| Size | 36 MB | 17 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [zhuo zeng](https://appshunter.io/developer/1435764582) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Algo Demo

[App page](https://appshunter.io/ios/app/algo-demo/id6746090108)

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

**In-app purchases:** none


### Python Data Structures & Algo

[App page](https://appshunter.io/ios/app/python-data-structures-and-algo/id6757224683)

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

**In-app purchases:** none


## Frequently asked questions

### Is Algo Demo free?

Algo Demo is free to download, with no in-app purchases.

### Is Python Data Structures & Algo free?

Python Data Structures & Algo is free to download, with no in-app purchases.

### Do Algo Demo or Python Data Structures & Algo have ads?

Algo Demo shows ads; Python Data Structures & Algo does not.

### Which is updated more often, Algo Demo or Python Data Structures & Algo?

Algo Demo ships an update every 4 months, and Python Data Structures & Algo every 3 months. Most recently, Algo Demo was updated on September 15, 2026 and Python Data Structures & Algo on September 24, 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.*