# W3S vs Thunderbolt24

The clearest difference is in-app purchases: Thunderbolt24 at none against W3S's 2. Thunderbolt24 also leads on ads (none vs shown). W3S's advantage is update cadence (monthly vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. W3S sells 2 in-app purchases, starting at $1.99 per month. Thunderbolt24 asks for nothing beyond the download.

W3S ships an update monthly, Thunderbolt24 every 5 months. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | W3S | Thunderbolt24 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (22 ratings)](https://appshunter.io/ios/app/w3s/id6741721041/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 211 MB | 205 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yangguang Ma](https://appshunter.io/developer/670518380) | [Nikhar Sachdeva](https://appshunter.io/developer/1877908716) |

## What reviewers say

### W3S

[App page](https://appshunter.io/ios/app/w3s/id6741721041)

This app offers AI-assisted frontend development tutorials, covering the latest technologies from beginner to advanced levels. It features an integrated online AI practice environment to help users immediately apply what they learn and improve their programming efficiency.

**Highlights:** AI-assisted frontend development tutorials, Latest technology trends, Beginner to advanced knowledge system, Integrated AI programming tool explanations, Online AI practice environment, Improve programming efficiency

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $1.99 / Month | $1.99 | per month |
| $19.99 / Year | $19.99 | per year |


### Thunderbolt24

[App page](https://appshunter.io/ios/app/thunderbolt24/id6761624532)

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

**In-app purchases:** none


## Frequently asked questions

### Is W3S free?

W3S is free to download, with in-app purchases available.

### Is Thunderbolt24 free?

Thunderbolt24 is free to download, with no in-app purchases.

### Do W3S or Thunderbolt24 have ads?

W3S shows ads; Thunderbolt24 does not.

### Which is updated more often, W3S or Thunderbolt24?

W3S ships an update monthly, and Thunderbolt24 every 5 months. Most recently, W3S was updated on October 8, 2026 and Thunderbolt24 on October 3, 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.*