# Python Data Structures & Algo vs Coding Interview

The clearest difference is in-app purchases: Python Data Structures & Algo at none against Coding Interview's 2. Python Data Structures & Algo also leads on ads (none vs shown). Coding Interview's advantage is update cadence (weekly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Coding Interview sells 2 in-app purchases, starting at $29.99 per month. Python Data Structures & Algo asks for nothing beyond the download.

Python Data Structures & Algo ships an update every 2 months, Coding Interview weekly. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Python Data Structures & Algo | Coding Interview |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Size | 17 MB | 90 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ALG Software Lab](https://appshunter.io/developer/1650561236) | [Mooshuroi Ltd](https://appshunter.io/developer/1895632109) |

## What reviewers say

### 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


### Coding Interview

[App page](https://appshunter.io/ios/app/coding-interview-algo-mind/id6764086152)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlgoMind Pro Monthly | $29.99 | per month |
| AlgoMind Pro Annual | $89.99 | per year |


## Frequently asked questions

### Is Python Data Structures & Algo free?

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

### Is Coding Interview free?

Coding Interview is free to download, with in-app purchases available.

### Do Python Data Structures & Algo or Coding Interview have ads?

Coding Interview shows ads; Python Data Structures & Algo does not.

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

Python Data Structures & Algo ships an update every 2 months, and Coding Interview weekly. Most recently, Python Data Structures & Algo was updated on October 1, 2026 and Coding Interview on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*