# C++ Data Structures & Algo vs W3Schools

The clearest difference is in-app purchases: C++ Data Structures & Algo at none against W3Schools's 5. W3Schools's advantage is update cadence (every 4 days vs every 3 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. W3Schools sells 5 in-app purchases, starting at $2.99 per month. C++ Data Structures & Algo asks for nothing beyond the download.

C++ Data Structures & Algo ships an update every 3 months, W3Schools every 4 days. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | C++ Data Structures & Algo | W3Schools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (121 ratings)](https://appshunter.io/ios/app/w3schools-learn-to-code/id6770531503/reviews)** |
| Number of ratings | — | **121** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 18 MB | 37 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [ALG Software Lab SIA](https://appshunter.io/developer/1650561236) | [W3Schools](https://appshunter.io/developer/1887258562) |

## What reviewers say

### C++ Data Structures & Algo

[App page](https://appshunter.io/ios/app/c-plus-plus-data-structures-and-algo/id6756428007)

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

**In-app purchases:** none


### W3Schools

[App page](https://appshunter.io/ios/app/w3schools-learn-to-code/id6770531503)

Master coding with interactive lessons and practical exercises. Learn HTML, CSS, JavaScript, Python, and Java through bite-sized modules, daily quests, and rewarding progress tracking. Ideal for beginners and those looking to refresh their skills.

**Highlights:** Bite-sized lessons, Real coding practice, Weekly quests and streaks, Rewards for learning, HTML, CSS, JavaScript, Python, Java, Progress tracking

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hero (monthly) | $2.99 | per month |
| Plus (monthly) | $14.99 | per month |
| Hero (yearly) | $29.99 | per year |
| Plus (yearly) | $119.99 | per year |
| Full Access | $499.00 | one-time |


## Frequently asked questions

### Is C++ Data Structures & Algo free?

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

### Is W3Schools free?

W3Schools is free to download, with in-app purchases available.

### Do C++ Data Structures & Algo or W3Schools have ads?

Neither C++ Data Structures & Algo nor W3Schools shows ads.

### Which is updated more often, C++ Data Structures & Algo or W3Schools?

C++ Data Structures & Algo ships an update every 3 months, and W3Schools every 4 days. Most recently, C++ Data Structures & Algo was updated on October 12, 2026 and W3Schools on October 13, 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.*