# コード学習 vs Walnut

The clearest difference is in-app purchases: コード学習 at none against Walnut's 1. コード学習 also leads on ads (none vs shown) and iOS requirement (15.2 vs 18.4). Walnut's advantage is update cadence (every 4 days vs every 9 months). On price and device support there is nothing between them.

Both are free to download. Walnut sells 1 one-off in-app purchase. コード学習 asks for nothing beyond the download.

コード学習 ships an update every 9 months, Walnut every 4 days. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | コード学習 | Walnut |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/walnut-webview-debug-and-test/id6755930250/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 28 MB |
| Requires iOS | **15.2** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Kuniaki Fujimoto](https://appshunter.io/developer/1585749122) | [Jiwon Park](https://appshunter.io/developer/1842841535) |

## What reviewers say

### コード学習

[App page](https://appshunter.io/ios/app/id6755072920)

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

**In-app purchases:** none


### Walnut

[App page](https://appshunter.io/ios/app/walnut-webview-debug-and-test/id6755930250)

This app allows developers to test WKWebView and SFSafariViewController configurations in real-time. It offers built-in DevTools for console, network, storage, and performance analysis, along with JavaScript injection and accessibility auditing.

**Highlights:** Real-time WKWebView configuration testing, Built-in DevTools (Console, Network, Storage), JavaScript injection and execution, SFSafariViewController testing with content blockers, Accessibility auditing (axe-core), Responsive viewport and device emulation, Bookmark management

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is コード学習 free?

コード学習 is free to download, with no in-app purchases.

### Is Walnut free?

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

### Do コード学習 or Walnut have ads?

Walnut shows ads; コード学習 does not.

### Which is updated more often, コード学習 or Walnut?

コード学習 ships an update every 9 months, and Walnut every 4 days. Most recently, コード学習 was updated on September 17, 2026 and Walnut on September 22, 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.*